diff --git a/amalgamation/dmlc-minimum0.cc b/amalgamation/dmlc-minimum0.cc
index a24ca21859fe..be1793a51d7c 100644
--- a/amalgamation/dmlc-minimum0.cc
+++ b/amalgamation/dmlc-minimum0.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright 2015 by Contributors.
  * \brief Mininum DMLC library Amalgamation, used for easy plugin of dmlc lib.
  *  Normally this is not needed.
  */
diff --git a/cmake/Modules/FindJeMalloc.cmake b/cmake/Modules/FindJeMalloc.cmake
index 859bd481ede1..f3ca06faa3ae 100644
--- a/cmake/Modules/FindJeMalloc.cmake
+++ b/cmake/Modules/FindJeMalloc.cmake
@@ -14,8 +14,8 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-#
-#----
+
+
 # Copyright (c)      2014 Thomas Heller
 # Copyright (c) 2007-2012 Hartmut Kaiser
 # Copyright (c) 2010-2011 Matt Anderson
@@ -24,21 +24,21 @@
 #----
 # Distributed under the Boost Software License, Version 1.0.
 # Boost Software License - Version 1.0 - August 17th, 2003
-# 
+#
 # Permission is hereby granted, free of charge, to any person or organization
 # obtaining a copy of the software and accompanying documentation covered by
 # this license (the "Software") to use, reproduce, display, distribute,
 # execute, and transmit the Software, and to prepare derivative works of the
 # Software, and to permit third-parties to whom the Software is furnished to
 # do so, all subject to the following:
-# 
+#
 # The copyright notices in the Software and this entire statement, including
 # the above license grant, this restriction and the following disclaimer,
 # must be included in all copies of the Software, in whole or in part, and
 # all derivative works of the Software, unless such copies or derivative
 # works are solely in the form of machine-executable object code generated by
 # a source language processor.
-# 
+#
 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 # FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
diff --git a/cpp-package/include/mxnet-cpp/MxNetCpp.h b/cpp-package/include/mxnet-cpp/MxNetCpp.h
index 882bbead51e5..7ac039dd8816 100644
--- a/cpp-package/include/mxnet-cpp/MxNetCpp.h
+++ b/cpp-package/include/mxnet-cpp/MxNetCpp.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file MxNetCpp.h
  * \brief meta include file for mxnet.cpp
  * \author Chuntao Hong, Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/base.h b/cpp-package/include/mxnet-cpp/base.h
index 19375c0f81e8..d0f1bea15f00 100644
--- a/cpp-package/include/mxnet-cpp/base.h
+++ b/cpp-package/include/mxnet-cpp/base.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file base.h
 * \brief base definitions for mxnetcpp
 * \author Chuntao Hong, Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/executor.h b/cpp-package/include/mxnet-cpp/executor.h
index 7e45ef56ab95..4cb28819de02 100644
--- a/cpp-package/include/mxnet-cpp/executor.h
+++ b/cpp-package/include/mxnet-cpp/executor.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file executor.h
 * \brief executor definition
 * \author Chuntao Hong, Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/initializer.h b/cpp-package/include/mxnet-cpp/initializer.h
index e5bfa4da8eed..61e95469b76d 100644
--- a/cpp-package/include/mxnet-cpp/initializer.h
+++ b/cpp-package/include/mxnet-cpp/initializer.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file initializer.h
  * \brief random initializer
  * \author Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/io.h b/cpp-package/include/mxnet-cpp/io.h
index 7281416ae36a..7099d7d46fee 100644
--- a/cpp-package/include/mxnet-cpp/io.h
+++ b/cpp-package/include/mxnet-cpp/io.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file operator.h
 * \brief definition of io, such as DataIter
 * \author Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/kvstore.h b/cpp-package/include/mxnet-cpp/kvstore.h
index 9c3c81f37ff7..d5aa1509a8f0 100644
--- a/cpp-package/include/mxnet-cpp/kvstore.h
+++ b/cpp-package/include/mxnet-cpp/kvstore.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file kvstore.h
 * \brief definition of kvstore
 * \author Chuntao Hong
diff --git a/cpp-package/include/mxnet-cpp/lr_scheduler.h b/cpp-package/include/mxnet-cpp/lr_scheduler.h
index b9381a830a88..cffd1c7576e5 100644
--- a/cpp-package/include/mxnet-cpp/lr_scheduler.h
+++ b/cpp-package/include/mxnet-cpp/lr_scheduler.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2017 by Contributors
 * \file lr_scheduler.h
 * \brief Scheduling learning rate
 */
diff --git a/cpp-package/include/mxnet-cpp/metric.h b/cpp-package/include/mxnet-cpp/metric.h
index 6dbb197dae49..d015d8b4acc9 100644
--- a/cpp-package/include/mxnet-cpp/metric.h
+++ b/cpp-package/include/mxnet-cpp/metric.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file base.h
 * \brief metrics defined
 * \author Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/model.h b/cpp-package/include/mxnet-cpp/model.h
index c8af6a476a52..b3a0a9dbef6e 100644
--- a/cpp-package/include/mxnet-cpp/model.h
+++ b/cpp-package/include/mxnet-cpp/model.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file model.h
 * \brief MXNET.cpp model module
 * \author Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/monitor.h b/cpp-package/include/mxnet-cpp/monitor.h
index 33ef4855c1a9..c1494d0bd0a6 100644
--- a/cpp-package/include/mxnet-cpp/monitor.h
+++ b/cpp-package/include/mxnet-cpp/monitor.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2017 by Contributors
 * \file monitor.h
 * \brief monitor definition
 * \author Xin Li
diff --git a/cpp-package/include/mxnet-cpp/ndarray.h b/cpp-package/include/mxnet-cpp/ndarray.h
index 9e196d0730a8..082c06981cf9 100644
--- a/cpp-package/include/mxnet-cpp/ndarray.h
+++ b/cpp-package/include/mxnet-cpp/ndarray.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file ndarray.h
 * \brief definition of ndarray
 * \author Chuntao Hong, Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/op_map.h b/cpp-package/include/mxnet-cpp/op_map.h
index b54cc0ae2c01..17746d1fa596 100644
--- a/cpp-package/include/mxnet-cpp/op_map.h
+++ b/cpp-package/include/mxnet-cpp/op_map.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file op_map.h
 * \brief definition of OpMap
 * \author Chuntao Hong
diff --git a/cpp-package/include/mxnet-cpp/op_suppl.h b/cpp-package/include/mxnet-cpp/op_suppl.h
index 52cdae772a68..4f3011c17caa 100644
--- a/cpp-package/include/mxnet-cpp/op_suppl.h
+++ b/cpp-package/include/mxnet-cpp/op_suppl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file op_suppl.h
 * \brief A supplement and amendment of the operators from op.h
 * \author Zhang Chen, zhubuntu, Xin Li
diff --git a/cpp-package/include/mxnet-cpp/op_util.h b/cpp-package/include/mxnet-cpp/op_util.h
index 20e06a851814..b2b442fd8a88 100644
--- a/cpp-package/include/mxnet-cpp/op_util.h
+++ b/cpp-package/include/mxnet-cpp/op_util.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2017 by Contributors
 * \file op_util.h
 * \brief operator helper functions
 * \author Chris Olivier
diff --git a/cpp-package/include/mxnet-cpp/operator.h b/cpp-package/include/mxnet-cpp/operator.h
index 02bd21ebe8c9..4d4bedac8fec 100644
--- a/cpp-package/include/mxnet-cpp/operator.h
+++ b/cpp-package/include/mxnet-cpp/operator.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file operator.h
 * \brief definition of operator
 * \author Chuntao Hong, Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/optimizer.h b/cpp-package/include/mxnet-cpp/optimizer.h
index e57da5d95ceb..4aebb55c50d1 100644
--- a/cpp-package/include/mxnet-cpp/optimizer.h
+++ b/cpp-package/include/mxnet-cpp/optimizer.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file optimizer.h
 * \brief definition of optimizer
 * \author Chuntao Hong, Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/shape.h b/cpp-package/include/mxnet-cpp/shape.h
index 2793e436c072..01ee47636351 100644
--- a/cpp-package/include/mxnet-cpp/shape.h
+++ b/cpp-package/include/mxnet-cpp/shape.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file shape.h
 * \brief definition of shape
 * \author Chuntao Hong, Zhang Chen
diff --git a/cpp-package/include/mxnet-cpp/symbol.h b/cpp-package/include/mxnet-cpp/symbol.h
index 888aebd6f3ad..127ef156eb62 100644
--- a/cpp-package/include/mxnet-cpp/symbol.h
+++ b/cpp-package/include/mxnet-cpp/symbol.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+*  Copyright (c) 2016 by Contributors
 * \file symbol.h
 * \brief definition of symbol
 * \author Chuntao Hong, Zhang Chen
diff --git a/docker/install/scala.sh b/docker/install/scala.sh
index c1d2de6c75b2..b1bfe28074f0 100755
--- a/docker/install/scala.sh
+++ b/docker/install/scala.sh
@@ -27,7 +27,7 @@ echo "oracle-java8-installer shared/accepted-oracle-license-v1-1 select true" |
 apt-get install -y oracle-java8-installer
 apt-get install -y oracle-java8-set-default
 
-apt-get install -y maven 
+apt-get install -y maven
 
 wget http://downloads.lightbend.com/scala/2.11.8/scala-2.11.8.deb
 dpkg -i scala-2.11.8.deb
diff --git a/example/image-classification/symbols/vgg.py b/example/image-classification/symbols/vgg.py
index 94e8962c6402..8ae48a0a28f1 100644
--- a/example/image-classification/symbols/vgg.py
+++ b/example/image-classification/symbols/vgg.py
@@ -29,10 +29,10 @@ def get_feature(internel_layer, layers, filters, batch_norm = False, **kwargs):
         for j in range(num):
             internel_layer = mx.sym.Convolution(data = internel_layer, kernel=(3, 3), pad=(1, 1), num_filter=filters[i], name="conv%s_%s" %(i + 1, j + 1))
             if batch_norm:
-                internel_layer = mx.symbol.BatchNorm(data=internel_layer, name="bn%s_%s" %(i + 1, j + 1)) 
+                internel_layer = mx.symbol.BatchNorm(data=internel_layer, name="bn%s_%s" %(i + 1, j + 1))
             internel_layer = mx.sym.Activation(data=internel_layer, act_type="relu", name="relu%s_%s" %(i + 1, j + 1))
         internel_layer = mx.sym.Pooling(data=internel_layer, pool_type="max", kernel=(2, 2), stride=(2,2), name="pool%s" %(i + 1))
-    return internel_layer    
+    return internel_layer
 
 def get_classifier(input_data, num_classes, **kwargs):
     flatten = mx.sym.Flatten(data=input_data, name="flatten")
@@ -43,7 +43,7 @@ def get_classifier(input_data, num_classes, **kwargs):
     relu7 = mx.sym.Activation(data=fc7, act_type="relu", name="relu7")
     drop7 = mx.sym.Dropout(data=relu7, p=0.5, name="drop7")
     fc8 = mx.sym.FullyConnected(data=drop7, num_hidden=num_classes, name="fc8")
-    return fc8  
+    return fc8
 
 def get_symbol(num_classes, num_layers=11, batch_norm=False, dtype='float32', **kwargs):
     """
@@ -54,23 +54,23 @@ def get_symbol(num_classes, num_layers=11, batch_norm=False, dtype='float32', **
     num_layers : int
         Number of layers for the variant of densenet. Options are 11, 13, 16, 19.
     batch_norm : bool, default False
-        Use batch normalization. 
+        Use batch normalization.
     dtype: str, float32 or float16
-        Data precision.   
+        Data precision.
     """
     vgg_spec = {11: ([1, 1, 2, 2, 2], [64, 128, 256, 512, 512]),
                 13: ([2, 2, 2, 2, 2], [64, 128, 256, 512, 512]),
                 16: ([2, 2, 3, 3, 3], [64, 128, 256, 512, 512]),
                 19: ([2, 2, 4, 4, 4], [64, 128, 256, 512, 512])}
-    if not vgg_spec.has_key(num_layers):        
+    if not vgg_spec.has_key(num_layers):
         raise ValueError("Invalide num_layers {}. Possible choices are 11,13,16,19.".format(num_layers))
-    layers, filters = vgg_spec[num_layers] 
+    layers, filters = vgg_spec[num_layers]
     data = mx.sym.Variable(name="data")
     if dtype == 'float16':
         data = mx.sym.Cast(data=data, dtype=np.float16)
     feature = get_feature(data, layers, filters, batch_norm)
     classifier = get_classifier(feature, num_classes)
     if dtype == 'float16':
-        classifier = mx.sym.Cast(data=classifier, dtype=np.float32)  
+        classifier = mx.sym.Cast(data=classifier, dtype=np.float32)
     symbol = mx.sym.SoftmaxOutput(data=classifier, name='softmax')
     return symbol
diff --git a/include/mxnet/base.h b/include/mxnet/base.h
index f8cc7d554723..7c136a647081 100644
--- a/include/mxnet/base.h
+++ b/include/mxnet/base.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file base.h
  * \brief configuation of mxnet as well as basic data structure.
  */
diff --git a/include/mxnet/c_api.h b/include/mxnet/c_api.h
index 3486367278f7..a81193e6735c 100644
--- a/include/mxnet/c_api.h
+++ b/include/mxnet/c_api.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file c_api.h
  * \brief C API of mxnet
  */
diff --git a/include/mxnet/c_predict_api.h b/include/mxnet/c_predict_api.h
index 8cf153e7cae1..e4bfb398d53a 100644
--- a/include/mxnet/c_predict_api.h
+++ b/include/mxnet/c_predict_api.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file c_predict_api.h
  * \brief C predict API of mxnet, contains a minimum API to run prediction.
  *  This file is self-contained, and do not dependent on any other files.
diff --git a/include/mxnet/engine.h b/include/mxnet/engine.h
index 9ca2cedde911..366a6b61b3e0 100644
--- a/include/mxnet/engine.h
+++ b/include/mxnet/engine.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file engine.h
  * \brief Engine that schedules all the operations according to dependency.
  */
diff --git a/include/mxnet/executor.h b/include/mxnet/executor.h
index 85d34778dd8c..d749100f5de6 100644
--- a/include/mxnet/executor.h
+++ b/include/mxnet/executor.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file executor.h
  * \brief Symbolic executor interface of mxnet.
  * \author Min Lin, Bing Xu
diff --git a/include/mxnet/io.h b/include/mxnet/io.h
index 68c1ede65ada..3c806d85d56a 100644
--- a/include/mxnet/io.h
+++ b/include/mxnet/io.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file io.h
  * \brief mxnet io data structure and data iterator
  */
diff --git a/include/mxnet/kvstore.h b/include/mxnet/kvstore.h
index 6957876b6c42..4e99a9c861f2 100644
--- a/include/mxnet/kvstore.h
+++ b/include/mxnet/kvstore.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file kvstore.h
  * \brief key-value store interface for mxnet
  */
diff --git a/include/mxnet/ndarray.h b/include/mxnet/ndarray.h
index c2d55dc18f1c..fa0c367052d5 100644
--- a/include/mxnet/ndarray.h
+++ b/include/mxnet/ndarray.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file ndarray.h
  * \brief NDArray interface that handles array arithematics.
  */
diff --git a/include/mxnet/op_attr_types.h b/include/mxnet/op_attr_types.h
index 9c512eedd518..8cb8a99b4636 100644
--- a/include/mxnet/op_attr_types.h
+++ b/include/mxnet/op_attr_types.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file op_attr_types.h
  * \brief Additional operator attributes
  *  beside the ones provided by NNVM
diff --git a/include/mxnet/operator.h b/include/mxnet/operator.h
index 2245db0dbb93..cfa162780495 100644
--- a/include/mxnet/operator.h
+++ b/include/mxnet/operator.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file operator.h
  * \brief Operator interface of mxnet.
  * \author Naiyan Wang
diff --git a/include/mxnet/operator_util.h b/include/mxnet/operator_util.h
index 92ef2ecc58f6..bebe3f13ae45 100644
--- a/include/mxnet/operator_util.h
+++ b/include/mxnet/operator_util.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file operator_util.h
  * \brief Utility functions and registries to help quickly build new operators.
  *  [Deprecated]
diff --git a/include/mxnet/resource.h b/include/mxnet/resource.h
index 1ca1fc6fa707..7d2e6caf8565 100644
--- a/include/mxnet/resource.h
+++ b/include/mxnet/resource.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file resource.h
  * \brief Global resource allocation handling.
  */
diff --git a/include/mxnet/storage.h b/include/mxnet/storage.h
index cbe24c28be79..d1375405133d 100644
--- a/include/mxnet/storage.h
+++ b/include/mxnet/storage.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file storage.h
  * \brief Storage manager across multiple devices.
  */
diff --git a/include/mxnet/tensor_blob.h b/include/mxnet/tensor_blob.h
index 18bf4fa780d9..b65cd2b434e4 100755
--- a/include/mxnet/tensor_blob.h
+++ b/include/mxnet/tensor_blob.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2014 by Contributors
  * \file tensor_blob.h
  * \brief TBlob class that holds common representation of
  *  arbirary dimension tensor, can be used to transformed
diff --git a/perl-package/AI-MXNet/lib/AI/MXNet/Types.pm b/perl-package/AI-MXNet/lib/AI/MXNet/Types.pm
index e9b1e5522eb4..ea17f195542c 100644
--- a/perl-package/AI-MXNet/lib/AI/MXNet/Types.pm
+++ b/perl-package/AI-MXNet/lib/AI/MXNet/Types.pm
@@ -77,4 +77,4 @@ subtype "SymbolOrArrayOfSymbols" => as "AI::MXNet::Symbol|ArrayRef[AI::MXNet::Sy
 subtype "NameShapeOrDataDesc" => as "NameShape|AI::MXNet::DataDesc";
 subtype "AdvancedSlice"   => as "ArrayRef[ArrayRef|PDL|PDL::Matrix|AI::MXNet::NDArray]";
 
-1;
\ No newline at end of file
+1;
diff --git a/plugin/caffe/caffe_blob.cc b/plugin/caffe/caffe_blob.cc
index 697efbfa99f2..4d655f32dd01 100644
--- a/plugin/caffe/caffe_blob.cc
+++ b/plugin/caffe/caffe_blob.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_blob.cc
  * \brief Implementations of SetDataGradToBlob given various device/dimension
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_blob.h b/plugin/caffe/caffe_blob.h
index 666d269fdae1..a54c5c81ff47 100644
--- a/plugin/caffe/caffe_blob.h
+++ b/plugin/caffe/caffe_blob.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_blob.h
  * \brief conversion between tensor and caffeBlob
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_common.cc b/plugin/caffe/caffe_common.cc
index 53513a17d6c8..dd445efbd659 100644
--- a/plugin/caffe/caffe_common.cc
+++ b/plugin/caffe/caffe_common.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_common.h
  * \brief Common functions for caffeOp and caffeLoss symbols
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_common.h b/plugin/caffe/caffe_common.h
index 8565d9e2e27c..ba7b9ad7b8da 100644
--- a/plugin/caffe/caffe_common.h
+++ b/plugin/caffe/caffe_common.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_common.h
  * \brief Common functions for caffeOp and caffeLoss symbols
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_data_iter.cc b/plugin/caffe/caffe_data_iter.cc
index 2682298b4b3d..cc96c3898e80 100644
--- a/plugin/caffe/caffe_data_iter.cc
+++ b/plugin/caffe/caffe_data_iter.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file caffe_data_iter.cc
  * \brief register mnist iterator
 */
diff --git a/plugin/caffe/caffe_fieldentry.h b/plugin/caffe/caffe_fieldentry.h
index 47d246f4439f..f97b76519e0e 100644
--- a/plugin/caffe/caffe_fieldentry.h
+++ b/plugin/caffe/caffe_fieldentry.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_fieldentry.h
  * \brief Implement FieldEntry<caffe::LayerParameter>
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_loss-inl.h b/plugin/caffe/caffe_loss-inl.h
index 37bfcf06be4a..60b03b1d923b 100644
--- a/plugin/caffe/caffe_loss-inl.h
+++ b/plugin/caffe/caffe_loss-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_loss-inl.h
  * \brief Caffe Operator
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_loss.cc b/plugin/caffe/caffe_loss.cc
index ce697d6c8ff9..5ce8bb247e86 100644
--- a/plugin/caffe/caffe_loss.cc
+++ b/plugin/caffe/caffe_loss.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_loss.cc
  * \brief caffe loss
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_loss.cu b/plugin/caffe/caffe_loss.cu
index 2002cf2c661d..698dbe1f1b84 100644
--- a/plugin/caffe/caffe_loss.cu
+++ b/plugin/caffe/caffe_loss.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_loss_gpu.cc
  * \brief caffe loss
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_op-inl.h b/plugin/caffe/caffe_op-inl.h
index 43b9b5a091af..2c1c9bac170a 100644
--- a/plugin/caffe/caffe_op-inl.h
+++ b/plugin/caffe/caffe_op-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_op-inl.h
  * \brief Caffe Operator
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_op.cc b/plugin/caffe/caffe_op.cc
index 5198ccaac7c9..9db9df04068d 100644
--- a/plugin/caffe/caffe_op.cc
+++ b/plugin/caffe/caffe_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_op.cc
  * \brief caffe operator
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_op.cu b/plugin/caffe/caffe_op.cu
index be6c20a1084f..0802b61313bb 100644
--- a/plugin/caffe/caffe_op.cu
+++ b/plugin/caffe/caffe_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_operator_gpu.cc
  * \brief caffe operator
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_stream.cc b/plugin/caffe/caffe_stream.cc
index 03badda65ca2..823948a8aa2f 100644
--- a/plugin/caffe/caffe_stream.cc
+++ b/plugin/caffe/caffe_stream.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_stream.cc
  * \brief define stream opertors >> and <<
  * \author Haoran Wang
diff --git a/plugin/caffe/caffe_stream.h b/plugin/caffe/caffe_stream.h
index b9a08d028f38..228e3727daed 100644
--- a/plugin/caffe/caffe_stream.h
+++ b/plugin/caffe/caffe_stream.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file caffe_stream.h
  * \brief define stream opertors >> and <<
  * \author Haoran Wang
diff --git a/plugin/opencv/cv_api.cc b/plugin/opencv/cv_api.cc
index b0bcbbce203e..1508de376d22 100644
--- a/plugin/opencv/cv_api.cc
+++ b/plugin/opencv/cv_api.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file cv_api.h
  * \brief C API for opencv
  * \author Junyuan Xie
diff --git a/plugin/opencv/cv_api.h b/plugin/opencv/cv_api.h
index e04357bf30b7..b318041eb6b9 100644
--- a/plugin/opencv/cv_api.h
+++ b/plugin/opencv/cv_api.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file cv_api.h
  * \brief C API for opencv
  * \author Junyuan Xie
diff --git a/plugin/sframe/iter_sframe.cc b/plugin/sframe/iter_sframe.cc
index 2a987e2b10f2..9f09916b8166 100644
--- a/plugin/sframe/iter_sframe.cc
+++ b/plugin/sframe/iter_sframe.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file iter_sframe_image.cc
  * \brief
  * \author Bing Xu
diff --git a/plugin/torch/torch_base.cc b/plugin/torch/torch_base.cc
index 89f832ccdfae..8a9d85b06465 100644
--- a/plugin/torch/torch_base.cc
+++ b/plugin/torch/torch_base.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file torch_base.cc
  * \brief torch_state
  * \author Junyuan Xie
diff --git a/plugin/torch/torch_base.h b/plugin/torch/torch_base.h
index 3aaaa2f13902..04bee24974bf 100644
--- a/plugin/torch/torch_base.h
+++ b/plugin/torch/torch_base.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file torch_base.h
  * \brief Torch interface.
  * \author Junyuan Xie
diff --git a/plugin/torch/torch_criterion-inl.h b/plugin/torch/torch_criterion-inl.h
index 7f592f156226..e0687ab39bff 100644
--- a/plugin/torch/torch_criterion-inl.h
+++ b/plugin/torch/torch_criterion-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file torch_module-inl.h
  * \brief torch module operator
  * \author Min Lin
diff --git a/plugin/torch/torch_criterion.cc b/plugin/torch/torch_criterion.cc
index bdfb2f42e61a..110a58156a26 100644
--- a/plugin/torch/torch_criterion.cc
+++ b/plugin/torch/torch_criterion.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file activation.cc
  * \brief activation op
  * \author Junyuan Xie
diff --git a/plugin/torch/torch_criterion.cu b/plugin/torch/torch_criterion.cu
index 68c519c7c9f1..ccb7145f36af 100644
--- a/plugin/torch/torch_criterion.cu
+++ b/plugin/torch/torch_criterion.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file activation.cc
  * \brief activation op
  * \author Bing Xu
diff --git a/plugin/torch/torch_function.cc b/plugin/torch/torch_function.cc
index a1c5ff578da7..3ec9a000acfd 100644
--- a/plugin/torch/torch_function.cc
+++ b/plugin/torch/torch_function.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file torch_base.cc
  * \brief torch_state
  * \author Junyuan Xie
diff --git a/plugin/torch/torch_function.h b/plugin/torch/torch_function.h
index 8fb2ccfde454..f6f760231bdf 100644
--- a/plugin/torch/torch_function.h
+++ b/plugin/torch/torch_function.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file torch_function.h
  * \brief Torch interface.
  * \author Junyuan Xie
diff --git a/plugin/torch/torch_module-inl.h b/plugin/torch/torch_module-inl.h
index 15b569fbbeef..7fb0440aa575 100644
--- a/plugin/torch/torch_module-inl.h
+++ b/plugin/torch/torch_module-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file torch_module-inl.h
  * \brief torch module operator
  * \author Min Lin
diff --git a/plugin/torch/torch_module.cc b/plugin/torch/torch_module.cc
index 658669fb419c..4ab792c4dd58 100644
--- a/plugin/torch/torch_module.cc
+++ b/plugin/torch/torch_module.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file activation.cc
  * \brief activation op
  * \author Bing Xu
diff --git a/plugin/torch/torch_module.cu b/plugin/torch/torch_module.cu
index caf9eb19911a..d743da5fd922 100644
--- a/plugin/torch/torch_module.cu
+++ b/plugin/torch/torch_module.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file activation.cc
  * \brief activation op
  * \author Bing Xu
diff --git a/plugin/warpctc/warpctc-inl.h b/plugin/warpctc/warpctc-inl.h
index d492656b2f15..5a540c57940a 100644
--- a/plugin/warpctc/warpctc-inl.h
+++ b/plugin/warpctc/warpctc-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file warpctc-inl.h
  * \brief warpctc operator
  * \author Liang Xiang
diff --git a/plugin/warpctc/warpctc.cc b/plugin/warpctc/warpctc.cc
index 0ff61be758c7..055a6d645d1b 100644
--- a/plugin/warpctc/warpctc.cc
+++ b/plugin/warpctc/warpctc.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file warpctc.cc
  * \brief warpctc op
  * \author Liang Xiang
diff --git a/plugin/warpctc/warpctc.cu b/plugin/warpctc/warpctc.cu
index 7562a12a3c9d..3ee20fc9d3fe 100644
--- a/plugin/warpctc/warpctc.cu
+++ b/plugin/warpctc/warpctc.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file warpctc.cc
  * \brief warpctc op
  * \author Liang Xiang
diff --git a/scala-package/init-native/src/main/native/ml_dmlc_mxnet_init_native_c_api.cc b/scala-package/init-native/src/main/native/ml_dmlc_mxnet_init_native_c_api.cc
index 114510c66afb..19051891df66 100644
--- a/scala-package/init-native/src/main/native/ml_dmlc_mxnet_init_native_c_api.cc
+++ b/scala-package/init-native/src/main/native/ml_dmlc_mxnet_init_native_c_api.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file ml_dmlc_mxnet_native_c_api.cc
  * \brief JNI function implementations
  */
diff --git a/scala-package/native/src/main/native/jni_helper_func.h b/scala-package/native/src/main/native/jni_helper_func.h
index 009bbec64e66..2ef31b2b39d3 100644
--- a/scala-package/native/src/main/native/jni_helper_func.h
+++ b/scala-package/native/src/main/native/jni_helper_func.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file jni_helper_func.h
  * \brief Helper functions for operating JVM objects
  */
diff --git a/scala-package/native/src/main/native/ml_dmlc_mxnet_native_c_api.cc b/scala-package/native/src/main/native/ml_dmlc_mxnet_native_c_api.cc
index db0f11e27f38..f4fe93be065a 100644
--- a/scala-package/native/src/main/native/ml_dmlc_mxnet_native_c_api.cc
+++ b/scala-package/native/src/main/native/ml_dmlc_mxnet_native_c_api.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file ml_dmlc_mxnet_native_c_api.cc
  * \brief JNI function implementations
  */
diff --git a/src/c_api/c_api.cc b/src/c_api/c_api.cc
index 87edd1863214..027f00ba8762 100644
--- a/src/c_api/c_api.cc
+++ b/src/c_api/c_api.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file c_api.cc
  * \brief C API of mxnet
  */
diff --git a/src/c_api/c_api_common.h b/src/c_api/c_api_common.h
index cc47436465d7..7f866045a762 100644
--- a/src/c_api/c_api_common.h
+++ b/src/c_api/c_api_common.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file c_api_error.h
  * \brief Error handling for C API.
  */
diff --git a/src/c_api/c_api_error.cc b/src/c_api/c_api_error.cc
index 4d93b908fb31..6dd4719281b6 100644
--- a/src/c_api/c_api_error.cc
+++ b/src/c_api/c_api_error.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file c_api_error.cc
  * \brief C error handling
  */
diff --git a/src/c_api/c_api_executor.cc b/src/c_api/c_api_executor.cc
index 8be3965ef0b8..40df49144fa4 100644
--- a/src/c_api/c_api_executor.cc
+++ b/src/c_api/c_api_executor.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file c_api_executor.cc
  * \brief C API of mxnet
  */
diff --git a/src/c_api/c_api_symbolic.cc b/src/c_api/c_api_symbolic.cc
index 0474e26e6c94..dad71b081630 100644
--- a/src/c_api/c_api_symbolic.cc
+++ b/src/c_api/c_api_symbolic.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file c_api_symbolic.cc
  * \brief C API of mxnet
  */
diff --git a/src/c_api/c_predict_api.cc b/src/c_api/c_predict_api.cc
index 9ed84982bad2..3a693dbfcb9f 100644
--- a/src/c_api/c_predict_api.cc
+++ b/src/c_api/c_predict_api.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file c_predict_api.cc
  * \brief C predict API of mxnet
  */
diff --git a/src/common/cuda_utils.h b/src/common/cuda_utils.h
index c135ff8a1d19..a1c37a9478a7 100644
--- a/src/common/cuda_utils.h
+++ b/src/common/cuda_utils.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cuda_utils.h
  * \brief CUDA debugging utilities.
  */
diff --git a/src/common/lazy_alloc_array.h b/src/common/lazy_alloc_array.h
index 36e6af53fc0f..0fd5acd63d59 100644
--- a/src/common/lazy_alloc_array.h
+++ b/src/common/lazy_alloc_array.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file lazy_alloc_array.h
  * \brief An array that lazily allocate elements as
  *   First time the cell get visited.
diff --git a/src/common/object_pool.h b/src/common/object_pool.h
index 6e11ce5ca785..576ff9aea1cc 100644
--- a/src/common/object_pool.h
+++ b/src/common/object_pool.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  */
 #ifndef MXNET_COMMON_OBJECT_POOL_H_
 #define MXNET_COMMON_OBJECT_POOL_H_
diff --git a/src/common/utils.h b/src/common/utils.h
index 761dc6c38297..038ab2a04721 100644
--- a/src/common/utils.h
+++ b/src/common/utils.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file utils.h
  * \brief Basic utilility functions.
  */
diff --git a/src/engine/engine.cc b/src/engine/engine.cc
index d6196085bee9..1c72f33d24e1 100644
--- a/src/engine/engine.cc
+++ b/src/engine/engine.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file engine.cc
  * \brief Implementation of engine.
  */
diff --git a/src/engine/engine_impl.h b/src/engine/engine_impl.h
index cf727366f6d9..b3ec34dc857a 100644
--- a/src/engine/engine_impl.h
+++ b/src/engine/engine_impl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file engine_impl.h
  * \brief Internal implementation header of engine components.
  */
diff --git a/src/engine/naive_engine.cc b/src/engine/naive_engine.cc
index 4d63749f82a5..86f387739722 100644
--- a/src/engine/naive_engine.cc
+++ b/src/engine/naive_engine.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file naive_engine.cc
  * \brief Implementation of NaiveEngine
  */
diff --git a/src/engine/profiler.cc b/src/engine/profiler.cc
index 99504f61ce17..21c476f64ae3 100644
--- a/src/engine/profiler.cc
+++ b/src/engine/profiler.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file profiler.cc
  * \brief implements profiler
  */
diff --git a/src/engine/profiler.h b/src/engine/profiler.h
index b7f8e0e1f01a..dbbc773351a7 100644
--- a/src/engine/profiler.h
+++ b/src/engine/profiler.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file profiler.h
  * \brief implements profiler
  */
diff --git a/src/engine/stream_manager.h b/src/engine/stream_manager.h
index c05292482532..432bccf27df4 100644
--- a/src/engine/stream_manager.h
+++ b/src/engine/stream_manager.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  */
 #ifndef MXNET_ENGINE_STREAM_MANAGER_H_
 #define MXNET_ENGINE_STREAM_MANAGER_H_
diff --git a/src/engine/thread_pool.h b/src/engine/thread_pool.h
index a4c1e3321a5c..b4dae6bfd41d 100644
--- a/src/engine/thread_pool.h
+++ b/src/engine/thread_pool.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  */
 #ifndef MXNET_ENGINE_THREAD_POOL_H_
 #define MXNET_ENGINE_THREAD_POOL_H_
diff --git a/src/engine/threaded_engine.cc b/src/engine/threaded_engine.cc
index a0d9f29984dd..b17d92863725 100644
--- a/src/engine/threaded_engine.cc
+++ b/src/engine/threaded_engine.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file threaded_engine.cc
  * \brief implements base threaded engine.
  * \author Yutian Li
diff --git a/src/engine/threaded_engine.h b/src/engine/threaded_engine.h
index bbb323d7222a..d85321c52c9f 100644
--- a/src/engine/threaded_engine.h
+++ b/src/engine/threaded_engine.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file threaded_engine.h
  * \brief Implements base class of threaded engine
  *    that tracks the dependency and pushes actions to execute.
diff --git a/src/engine/threaded_engine_perdevice.cc b/src/engine/threaded_engine_perdevice.cc
index 60bdd8c456a6..c01de75384ba 100644
--- a/src/engine/threaded_engine_perdevice.cc
+++ b/src/engine/threaded_engine_perdevice.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file threaded_engine_perdevice.cc
  * \brief ThreadedEngine that uses fix amount of thread for each device.
  */
diff --git a/src/engine/threaded_engine_pooled.cc b/src/engine/threaded_engine_pooled.cc
index 6db7c4bb7a92..074ea4e8472a 100644
--- a/src/engine/threaded_engine_pooled.cc
+++ b/src/engine/threaded_engine_pooled.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file threaded_engine_pooled.cc
  * \brief Pooled threaded engine
  * \author Yutian Li
diff --git a/src/executor/attach_op_execs_pass.cc b/src/executor/attach_op_execs_pass.cc
index f595b446848e..1bcc40a894dd 100644
--- a/src/executor/attach_op_execs_pass.cc
+++ b/src/executor/attach_op_execs_pass.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file attach_op_execs_pass.cc
  * \brief Operator executor to execute each operator.
  */
diff --git a/src/executor/attach_op_resource_pass.cc b/src/executor/attach_op_resource_pass.cc
index 544e050721e2..18feec795795 100644
--- a/src/executor/attach_op_resource_pass.cc
+++ b/src/executor/attach_op_resource_pass.cc
@@ -19,6 +19,7 @@
 
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file attach_op_resource_pass.cc
  * \brief Pass to attach resource to OpExecVector of the graph.
  */
diff --git a/src/executor/exec_pass.h b/src/executor/exec_pass.h
index e6de9f324c58..bf4b14771d72 100644
--- a/src/executor/exec_pass.h
+++ b/src/executor/exec_pass.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file exec_pass.h
  * \brief All the execution related pass and data structures.
  */
diff --git a/src/executor/graph_executor.cc b/src/executor/graph_executor.cc
index 2fc7ce23385b..ade8e838fd88 100644
--- a/src/executor/graph_executor.cc
+++ b/src/executor/graph_executor.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file graph_executor.cc
  * \brief graph executor
  */
diff --git a/src/executor/graph_executor.h b/src/executor/graph_executor.h
index 8b2540442d64..0e5ef3298945 100644
--- a/src/executor/graph_executor.h
+++ b/src/executor/graph_executor.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file graph_executor.h
  * \brief Executor to execute the computation graph.
  */
diff --git a/src/executor/inplace_addto_detect_pass.cc b/src/executor/inplace_addto_detect_pass.cc
index 9359d8863594..4af2dcd66306 100644
--- a/src/executor/inplace_addto_detect_pass.cc
+++ b/src/executor/inplace_addto_detect_pass.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file inplace_addto_detect_pass.cc
  * \brief Detect whether inplace addto operation is possible for certain op.
  */
diff --git a/src/initialize.cc b/src/initialize.cc
index a3cc1164fa10..56d6fe1fffef 100644
--- a/src/initialize.cc
+++ b/src/initialize.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file initialize.cc
  * \brief initialize mxnet library
  */
diff --git a/src/io/image_aug_default.cc b/src/io/image_aug_default.cc
index 6db14bd583c8..22af7d927500 100644
--- a/src/io/image_aug_default.cc
+++ b/src/io/image_aug_default.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file image_aug_default.cc
  * \brief Default augmenter.
  */
diff --git a/src/io/image_augmenter.h b/src/io/image_augmenter.h
index 5b6c4e99e502..e8a56ba2e5b7 100644
--- a/src/io/image_augmenter.h
+++ b/src/io/image_augmenter.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file image_augmenter.h
  * \brief Interface of opencv based image augmenter
  */
diff --git a/src/io/image_det_aug_default.cc b/src/io/image_det_aug_default.cc
index 3545059681d3..79e19318366e 100644
--- a/src/io/image_det_aug_default.cc
+++ b/src/io/image_det_aug_default.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file image_det_aug_default.cc
  * \brief Default augmenter.
  */
diff --git a/src/io/image_io.cc b/src/io/image_io.cc
index 987220c53626..d95e750e79f3 100644
--- a/src/io/image_io.cc
+++ b/src/io/image_io.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file optimizer_op-inl.h
  * \brief Optimizer operators
  * \author Junyuan Xie
diff --git a/src/io/image_iter_common.h b/src/io/image_iter_common.h
index f72903cccef8..c61e3d12a82e 100644
--- a/src/io/image_iter_common.h
+++ b/src/io/image_iter_common.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  * \file image_iter_common.h
  * \brief common types used by image data iterators
  */
diff --git a/src/io/image_recordio.h b/src/io/image_recordio.h
index a931539aa296..24951803f3b8 100644
--- a/src/io/image_recordio.h
+++ b/src/io/image_recordio.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file image_recordio.h
  * \brief image recordio struct
  */
diff --git a/src/io/inst_vector.h b/src/io/inst_vector.h
index 01d4b764dd5e..2682b94b4fae 100644
--- a/src/io/inst_vector.h
+++ b/src/io/inst_vector.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file inst_vector.h
  * \brief holder of a sequence of DataInst in CPU
  *        that are not necessarily of same shape
diff --git a/src/io/io.cc b/src/io/io.cc
index e7c92843b44e..b92f02e160fc 100644
--- a/src/io/io.cc
+++ b/src/io/io.cc
@@ -17,6 +17,7 @@
  * under the License.
  */
 
+// Copyright (c) 2015 by Contributors
 
 #include <mxnet/io.h>
 #include <dmlc/registry.h>
diff --git a/src/io/iter_batchloader.h b/src/io/iter_batchloader.h
index ade7c1a53bd2..be911f695c8e 100644
--- a/src/io/iter_batchloader.h
+++ b/src/io/iter_batchloader.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file iter_batchloader.h
  * \brief define a batch adapter to create tblob batch
  */
diff --git a/src/io/iter_csv.cc b/src/io/iter_csv.cc
index de261f101aed..a9e650b63875 100644
--- a/src/io/iter_csv.cc
+++ b/src/io/iter_csv.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file iter_csv.cc
  * \brief define a CSV Reader to read in arrays
  */
diff --git a/src/io/iter_image_det_recordio.cc b/src/io/iter_image_det_recordio.cc
index 4e80d5d53172..b93370026616 100644
--- a/src/io/iter_image_det_recordio.cc
+++ b/src/io/iter_image_det_recordio.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file iter_image_recordio-inl.hpp
  * \brief recordio data iterator
  */
diff --git a/src/io/iter_image_recordio.cc b/src/io/iter_image_recordio.cc
index 64f31a65fa51..3af9e46b505c 100644
--- a/src/io/iter_image_recordio.cc
+++ b/src/io/iter_image_recordio.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file iter_image_recordio-inl.hpp
  * \brief recordio data iterator
  */
diff --git a/src/io/iter_image_recordio_2.cc b/src/io/iter_image_recordio_2.cc
index ad53b80d0272..fd8b6d7be834 100644
--- a/src/io/iter_image_recordio_2.cc
+++ b/src/io/iter_image_recordio_2.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  * \file iter_image_recordio_2.cc
  * \brief new version of recordio data iterator
  */
diff --git a/src/io/iter_mnist.cc b/src/io/iter_mnist.cc
index 9dbedbbba448..1882a560d55f 100644
--- a/src/io/iter_mnist.cc
+++ b/src/io/iter_mnist.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file iter_mnist.cc
  * \brief register mnist iterator
 */
diff --git a/src/io/iter_normalize.h b/src/io/iter_normalize.h
index bc94ad071c6e..4bc7d53d2b76 100644
--- a/src/io/iter_normalize.h
+++ b/src/io/iter_normalize.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file iter_normalize.h
  * \brief Iterator that subtracts mean and do a few augmentations.
  */
diff --git a/src/io/iter_prefetcher.h b/src/io/iter_prefetcher.h
index e633a11cf03c..fdd1d2b91925 100644
--- a/src/io/iter_prefetcher.h
+++ b/src/io/iter_prefetcher.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file iter_prefetcher.h
  * \brief define a prefetcher using threaditer to keep k batch fetched
  */
diff --git a/src/kvstore/comm.h b/src/kvstore/comm.h
index ca261a96ef3d..5e15c2a085f1 100644
--- a/src/kvstore/comm.h
+++ b/src/kvstore/comm.h
@@ -18,6 +18,7 @@
  */
 
 /**
+ * Copyright (c) 2015 by Contributors
  */
 #ifndef MXNET_KVSTORE_COMM_H_
 #define MXNET_KVSTORE_COMM_H_
diff --git a/src/kvstore/kvstore.cc b/src/kvstore/kvstore.cc
index 059961e1781f..ac158736f4d4 100644
--- a/src/kvstore/kvstore.cc
+++ b/src/kvstore/kvstore.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file kvstore.cc
  * \brief implement kv_store
  */
diff --git a/src/kvstore/kvstore_dist.h b/src/kvstore/kvstore_dist.h
index 002d30d7161c..b00d0de935f7 100644
--- a/src/kvstore/kvstore_dist.h
+++ b/src/kvstore/kvstore_dist.h
@@ -18,6 +18,7 @@
  */
 
 /**
+ * Copyright (c) 2015 by Contributors
  * @file   kvstore_dist.h
  * @brief  distributed implementation based on ps-lite
  */
diff --git a/src/kvstore/kvstore_dist_server.h b/src/kvstore/kvstore_dist_server.h
index 83c0c6200447..de94c8669abb 100644
--- a/src/kvstore/kvstore_dist_server.h
+++ b/src/kvstore/kvstore_dist_server.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file mxnet_node.h
  * \brief implement mxnet nodes
  */
diff --git a/src/kvstore/kvstore_local.h b/src/kvstore/kvstore_local.h
index d3ef35901a16..9fe161c4b0ee 100644
--- a/src/kvstore/kvstore_local.h
+++ b/src/kvstore/kvstore_local.h
@@ -18,6 +18,7 @@
  */
 
 /**
+ * Copyright (c) 2015 by Contributors
  * @file   kvstore_local.h
  * @brief  local implementation
  */
diff --git a/src/ndarray/ndarray.cc b/src/ndarray/ndarray.cc
index 3a1fed080f43..c5b939df4179 100644
--- a/src/ndarray/ndarray.cc
+++ b/src/ndarray/ndarray.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file ndarray.cc
  * \brief ndarry module of mxnet
  */
diff --git a/src/ndarray/ndarray_function-inl.h b/src/ndarray/ndarray_function-inl.h
index b284e0378647..821ef2c129bc 100644
--- a/src/ndarray/ndarray_function-inl.h
+++ b/src/ndarray/ndarray_function-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file ndarray_function-inl.h
  * \brief The real implementation of NDArray functions.
  */
diff --git a/src/ndarray/ndarray_function.h b/src/ndarray/ndarray_function.h
index f7da24601485..98ad3e9257a1 100644
--- a/src/ndarray/ndarray_function.h
+++ b/src/ndarray/ndarray_function.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file ndarray_op.h
  * \brief the real execution functions of ndarray operations
  */
diff --git a/src/operator/activation-inl.h b/src/operator/activation-inl.h
index bb5a37fc8794..a39fe9ab11dd 100644
--- a/src/operator/activation-inl.h
+++ b/src/operator/activation-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file activation-inl.h
  * \brief Activation operator
  * \author Bing Xu
diff --git a/src/operator/activation.cc b/src/operator/activation.cc
index a33c11ce546d..bff1d5b962b2 100644
--- a/src/operator/activation.cc
+++ b/src/operator/activation.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file activation.cc
  * \brief activation op
  * \author Bing Xu
diff --git a/src/operator/activation.cu b/src/operator/activation.cu
index 0ac51ad03109..71efa70b824c 100644
--- a/src/operator/activation.cu
+++ b/src/operator/activation.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file activation.cu
  * \brief
  * \author Bing Xu
diff --git a/src/operator/batch_norm-inl.h b/src/operator/batch_norm-inl.h
index 461f70272851..45c8caef50e6 100644
--- a/src/operator/batch_norm-inl.h
+++ b/src/operator/batch_norm-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file batch_norm-inl.h
  * \brief
  * \author Bing Xu, Chris Olivier
diff --git a/src/operator/batch_norm.cc b/src/operator/batch_norm.cc
index 866b7fe619cb..3fb1aa270973 100644
--- a/src/operator/batch_norm.cc
+++ b/src/operator/batch_norm.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file batch_norm.cc
  * \brief
  * \author Bing Xu, Chris Olivier
diff --git a/src/operator/batch_norm.cu b/src/operator/batch_norm.cu
index 9a8b576a16ee..f9f5e1ef7025 100644
--- a/src/operator/batch_norm.cu
+++ b/src/operator/batch_norm.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file batch_norm.cu
  * \brief CUDA Batch Normalization code
  * \author Chris Olivier, Bing Xu
diff --git a/src/operator/batch_norm_v1-inl.h b/src/operator/batch_norm_v1-inl.h
index ebfc469ecd85..329d66d06d73 100644
--- a/src/operator/batch_norm_v1-inl.h
+++ b/src/operator/batch_norm_v1-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file batch_norm-inl_v1.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/batch_norm_v1.cc b/src/operator/batch_norm_v1.cc
index 1abced8763c5..96111374b07c 100644
--- a/src/operator/batch_norm_v1.cc
+++ b/src/operator/batch_norm_v1.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file batch_norm_v1.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/batch_norm_v1.cu b/src/operator/batch_norm_v1.cu
index 8ed22a4dc6f1..2adbdef3c716 100644
--- a/src/operator/batch_norm_v1.cu
+++ b/src/operator/batch_norm_v1.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file batch_norm_v1.cu
  * \brief
  * \author Bing Xu
diff --git a/src/operator/bilinear_sampler-inl.h b/src/operator/bilinear_sampler-inl.h
index 2d68d7855b6d..657aebafdb74 100644
--- a/src/operator/bilinear_sampler-inl.h
+++ b/src/operator/bilinear_sampler-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file bilinear_Sampler-inl.h
  * \brief
  * \author Xu Dong
diff --git a/src/operator/bilinear_sampler.cc b/src/operator/bilinear_sampler.cc
index d03f6798fde5..3365d98bb4db 100644
--- a/src/operator/bilinear_sampler.cc
+++ b/src/operator/bilinear_sampler.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file bilinear_sampler.cc
  * \brief
  * \author Xu Dong
diff --git a/src/operator/bilinear_sampler.cu b/src/operator/bilinear_sampler.cu
index 14b5cd20a3d7..0ab628da700b 100644
--- a/src/operator/bilinear_sampler.cu
+++ b/src/operator/bilinear_sampler.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file bilinear_sampler.cu
  * \brief
  * \author Xu Dong
diff --git a/src/operator/channel_op_common.h b/src/operator/channel_op_common.h
index 113da9b35825..00cd8ae084bb 100644
--- a/src/operator/channel_op_common.h
+++ b/src/operator/channel_op_common.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file channel_op_common.h
  * \brief common function used for concat and split channel
  * \author Bing Xu
diff --git a/src/operator/concat-inl.h b/src/operator/concat-inl.h
index 8c342c8a78da..fdbe33072a0f 100644
--- a/src/operator/concat-inl.h
+++ b/src/operator/concat-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file concat-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/concat.cc b/src/operator/concat.cc
index 03a8b8049f1a..4d3c2fa1661f 100644
--- a/src/operator/concat.cc
+++ b/src/operator/concat.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file concat.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/concat.cu b/src/operator/concat.cu
index 9aea42e91733..394fa736ee84 100644
--- a/src/operator/concat.cu
+++ b/src/operator/concat.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file concat.cu
  * \brief
  * \author Bing Xu
diff --git a/src/operator/contrib/count_sketch-inl.h b/src/operator/contrib/count_sketch-inl.h
index b736117b764e..76d1a7efb876 100644
--- a/src/operator/contrib/count_sketch-inl.h
+++ b/src/operator/contrib/count_sketch-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file count_sketch-inl.h
  * \brief count_sketch operator and symbol
  * \author Chen Zhu
diff --git a/src/operator/contrib/count_sketch.cc b/src/operator/contrib/count_sketch.cc
index 000425fc44df..12814116bbf4 100644
--- a/src/operator/contrib/count_sketch.cc
+++ b/src/operator/contrib/count_sketch.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file count_sketch.cc
  * \brief count_sketch op
  * \author Chen Zhu
diff --git a/src/operator/contrib/count_sketch.cu b/src/operator/contrib/count_sketch.cu
index 0f3d295ae43f..b849f4cf3e5c 100644
--- a/src/operator/contrib/count_sketch.cu
+++ b/src/operator/contrib/count_sketch.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file count_sketch.cu
  * \brief count_sketch op
  * \author Chen Zhu, Yang Shi
diff --git a/src/operator/contrib/ctc_loss-inl.h b/src/operator/contrib/ctc_loss-inl.h
index cb8d27aa6b8c..ad1d1ec91f30 100644
--- a/src/operator/contrib/ctc_loss-inl.h
+++ b/src/operator/contrib/ctc_loss-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file ctc_loss-inl.h
  * \brief
  * \author Sebastian Bodenstien
diff --git a/src/operator/contrib/ctc_loss.cc b/src/operator/contrib/ctc_loss.cc
index 910d83a5d740..32e8e629f090 100644
--- a/src/operator/contrib/ctc_loss.cc
+++ b/src/operator/contrib/ctc_loss.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file ctc_loss.cc
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/contrib/ctc_loss.cu b/src/operator/contrib/ctc_loss.cu
index 4a07a44fa7e0..3f5f12ca4394 100644
--- a/src/operator/contrib/ctc_loss.cu
+++ b/src/operator/contrib/ctc_loss.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file ctc_loss.cu
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/contrib/dequantize-inl.h b/src/operator/contrib/dequantize-inl.h
index 05a732dc1395..8f24a8fd7b5c 100644
--- a/src/operator/contrib/dequantize-inl.h
+++ b/src/operator/contrib/dequantize-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  * \file dequantize-inl.h
  * \brief Implementation of dequantize operation
  */
diff --git a/src/operator/contrib/dequantize.cc b/src/operator/contrib/dequantize.cc
index 422a9557dc1d..7814a157719c 100644
--- a/src/operator/contrib/dequantize.cc
+++ b/src/operator/contrib/dequantize.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  * \file dequantize.cc
  * \brief
  */
diff --git a/src/operator/contrib/dequantize.cu b/src/operator/contrib/dequantize.cu
index 7081c27c975b..ca5f91c5def9 100644
--- a/src/operator/contrib/dequantize.cu
+++ b/src/operator/contrib/dequantize.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  * \file dequantize.cu
  * \brief
  */
diff --git a/src/operator/contrib/fft-inl.h b/src/operator/contrib/fft-inl.h
index 129aaa3796f0..be7b64aeb0c6 100644
--- a/src/operator/contrib/fft-inl.h
+++ b/src/operator/contrib/fft-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file fft-inl.h
  * \brief
  * \author Chen Zhu
diff --git a/src/operator/contrib/fft.cc b/src/operator/contrib/fft.cc
index 0b31a926c6c7..8332451bf921 100644
--- a/src/operator/contrib/fft.cc
+++ b/src/operator/contrib/fft.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file fft-inl.h
  * \brief
  * \author Chen Zhu
diff --git a/src/operator/contrib/fft.cu b/src/operator/contrib/fft.cu
index dfe3fbba6124..ce25faebf87c 100644
--- a/src/operator/contrib/fft.cu
+++ b/src/operator/contrib/fft.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file fft-inl.h
  * \brief
  * \author Chen Zhu
diff --git a/src/operator/contrib/ifft-inl.h b/src/operator/contrib/ifft-inl.h
index 1b0e5e524e23..e48d653d9274 100644
--- a/src/operator/contrib/ifft-inl.h
+++ b/src/operator/contrib/ifft-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file Ifft-inl.h
  * \brief
  * \author Chen Zhu
diff --git a/src/operator/contrib/ifft.cc b/src/operator/contrib/ifft.cc
index f57df69862a5..26e7041ce02f 100644
--- a/src/operator/contrib/ifft.cc
+++ b/src/operator/contrib/ifft.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file Ifft-inl.h
  * \brief
  * \author Chen Zhu
diff --git a/src/operator/contrib/ifft.cu b/src/operator/contrib/ifft.cu
index 35cdb4836b37..738ad639c630 100644
--- a/src/operator/contrib/ifft.cu
+++ b/src/operator/contrib/ifft.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file Ifft-inl.h
  * \brief
  * \author Chen Zhu
diff --git a/src/operator/contrib/krprod.h b/src/operator/contrib/krprod.h
index a54ece79e9d7..90a6179e0762 100644
--- a/src/operator/contrib/krprod.h
+++ b/src/operator/contrib/krprod.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  *  \file krprod.h
  *  \brief Core function for Khatri-Rao product
  *  \author Jencir Lee
diff --git a/src/operator/contrib/multi_proposal-inl.h b/src/operator/contrib/multi_proposal-inl.h
index ddfe0628f306..e2ba7c48df2f 100644
--- a/src/operator/contrib/multi_proposal-inl.h
+++ b/src/operator/contrib/multi_proposal-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * Copyright (c) 2017 Microsoft
  * Licensed under The Apache-2.0 License [see LICENSE for details]
  * \file multi_proposal-inl.h
diff --git a/src/operator/contrib/multi_proposal.cu b/src/operator/contrib/multi_proposal.cu
index 082de6a397a7..a2a17d74908e 100644
--- a/src/operator/contrib/multi_proposal.cu
+++ b/src/operator/contrib/multi_proposal.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * Copyright (c) 2017 Microsoft
  * Licensed under The Apache-2.0 License [see LICENSE for details]
  * \file multi_proposal.cu
diff --git a/src/operator/contrib/multibox_detection-inl.h b/src/operator/contrib/multibox_detection-inl.h
index 34099a3d6978..fcf22727ffb1 100644
--- a/src/operator/contrib/multibox_detection-inl.h
+++ b/src/operator/contrib/multibox_detection-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file multibox_detection-inl.h
  * \brief post-process multibox detection predictions
  * \author Joshua Zhang
diff --git a/src/operator/contrib/multibox_detection.cc b/src/operator/contrib/multibox_detection.cc
index 0f6982890f4f..a2e681a8e603 100644
--- a/src/operator/contrib/multibox_detection.cc
+++ b/src/operator/contrib/multibox_detection.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file multibox_detection.cc
  * \brief MultiBoxDetection op
  * \author Joshua Zhang
diff --git a/src/operator/contrib/multibox_detection.cu b/src/operator/contrib/multibox_detection.cu
index 56a1e88dfee0..6db8c555978f 100644
--- a/src/operator/contrib/multibox_detection.cu
+++ b/src/operator/contrib/multibox_detection.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file multibox_detection.cu
  * \brief MultiBoxDetection op
  * \author Joshua Zhang
diff --git a/src/operator/contrib/multibox_prior-inl.h b/src/operator/contrib/multibox_prior-inl.h
index 88ca3dc8de6f..6602b43ca01f 100644
--- a/src/operator/contrib/multibox_prior-inl.h
+++ b/src/operator/contrib/multibox_prior-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file multibox_prior-inl.h
  * \brief generate multibox prior boxes
  * \author Joshua Zhang
diff --git a/src/operator/contrib/multibox_prior.cc b/src/operator/contrib/multibox_prior.cc
index 6d7166542ba2..22a9c10cd958 100644
--- a/src/operator/contrib/multibox_prior.cc
+++ b/src/operator/contrib/multibox_prior.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file multibox_prior.cc
  * \brief generate multibox prior boxes cpu implementation
  * \author Joshua Zhang
diff --git a/src/operator/contrib/multibox_prior.cu b/src/operator/contrib/multibox_prior.cu
index 5928718576c6..57901585b45a 100644
--- a/src/operator/contrib/multibox_prior.cu
+++ b/src/operator/contrib/multibox_prior.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file multibox_prior.cu
  * \brief generate multibox prior boxes cuda kernels
  * \author Joshua Zhang
diff --git a/src/operator/contrib/multibox_target-inl.h b/src/operator/contrib/multibox_target-inl.h
index 872ddde1de21..f5a3b1189d19 100644
--- a/src/operator/contrib/multibox_target-inl.h
+++ b/src/operator/contrib/multibox_target-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file multibox_target-inl.h
  * \brief
  * \author Joshua Zhang
diff --git a/src/operator/contrib/multibox_target.cc b/src/operator/contrib/multibox_target.cc
index 095613d4a938..2fa041dd34cf 100644
--- a/src/operator/contrib/multibox_target.cc
+++ b/src/operator/contrib/multibox_target.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file multibox_target.cc
  * \brief MultiBoxTarget op
  * \author Joshua Zhang
diff --git a/src/operator/contrib/multibox_target.cu b/src/operator/contrib/multibox_target.cu
index 3d0da6ce6f5b..c70dce3c1d7e 100644
--- a/src/operator/contrib/multibox_target.cu
+++ b/src/operator/contrib/multibox_target.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file multibox_target.cu
  * \brief MultiBoxTarget op
  * \author Joshua Zhang
diff --git a/src/operator/contrib/proposal-inl.h b/src/operator/contrib/proposal-inl.h
index f989cdec3767..a1f9e49e6cab 100644
--- a/src/operator/contrib/proposal-inl.h
+++ b/src/operator/contrib/proposal-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file proposal-inl.h
  * \brief Proposal Operator
  * \author Piotr Teterwak, Bing Xu, Jian Guo
diff --git a/src/operator/contrib/proposal.cc b/src/operator/contrib/proposal.cc
index ccb541a403a2..dd6ed5a93da6 100644
--- a/src/operator/contrib/proposal.cc
+++ b/src/operator/contrib/proposal.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file proposal.cc
  * \brief
  * \author Piotr Teterwak, Bing Xu, Jian Guo
diff --git a/src/operator/contrib/proposal.cu b/src/operator/contrib/proposal.cu
index 9f56685a7a7d..2d676aca93ac 100644
--- a/src/operator/contrib/proposal.cu
+++ b/src/operator/contrib/proposal.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file proposal.cu
  * \brief Proposal Operator
  * \author Shaoqing Ren, Jian Guo
diff --git a/src/operator/contrib/psroi_pooling-inl.h b/src/operator/contrib/psroi_pooling-inl.h
index b4929725279d..ff05304532b3 100644
--- a/src/operator/contrib/psroi_pooling-inl.h
+++ b/src/operator/contrib/psroi_pooling-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * Copyright (c) 2017 Microsoft
  * Licensed under The Apache-2.0 License [see LICENSE for details]
  * \file psroi_pooling-inl.h
diff --git a/src/operator/contrib/psroi_pooling.cc b/src/operator/contrib/psroi_pooling.cc
index dd3a9e08895d..75b533446b8e 100644
--- a/src/operator/contrib/psroi_pooling.cc
+++ b/src/operator/contrib/psroi_pooling.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * Copyright (c) 2017 Microsoft
  * Licensed under The Apache-2.0 License [see LICENSE for details]
  * \file psroi_pooling.cc
diff --git a/src/operator/contrib/psroi_pooling.cu b/src/operator/contrib/psroi_pooling.cu
index 6df64a1948d6..472131637461 100644
--- a/src/operator/contrib/psroi_pooling.cu
+++ b/src/operator/contrib/psroi_pooling.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * Copyright (c) 2017 Microsoft
  * Licensed under The Apache-2.0 License [see LICENSE for details]
  * \file psroi_pooling.cu
diff --git a/src/operator/contrib/quantize-inl.h b/src/operator/contrib/quantize-inl.h
index 0418d0e79b18..4d55b1b5c6d0 100644
--- a/src/operator/contrib/quantize-inl.h
+++ b/src/operator/contrib/quantize-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  * \file quantize-inl.h
  * \brief implementation of quantize operation
  */
diff --git a/src/operator/contrib/quantize.cc b/src/operator/contrib/quantize.cc
index dbb8985c72f2..43d60d1dd83d 100644
--- a/src/operator/contrib/quantize.cc
+++ b/src/operator/contrib/quantize.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  * \file quantize.cc
  * \brief
  */
diff --git a/src/operator/contrib/quantize.cu b/src/operator/contrib/quantize.cu
index 6c9db9aeecf4..d50eb25fe6c6 100644
--- a/src/operator/contrib/quantize.cu
+++ b/src/operator/contrib/quantize.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  * \file quantize.cu
  * \brief
  */
diff --git a/src/operator/convolution-inl.h b/src/operator/convolution-inl.h
index 5843293a362b..c0cc246bee37 100644
--- a/src/operator/convolution-inl.h
+++ b/src/operator/convolution-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file convolution-inl.h
  * \brief
  * \ref: https://github.com/Yangqing/caffe/wiki/Convolution-in-Caffe:-a-memo
diff --git a/src/operator/convolution.cc b/src/operator/convolution.cc
index 55cfe4e085dc..bc65cc29742d 100644
--- a/src/operator/convolution.cc
+++ b/src/operator/convolution.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file convolution.cc
  * \brief
  * \author Bing Xu, Jun Wu
diff --git a/src/operator/convolution.cu b/src/operator/convolution.cu
index b327f3cff424..2962559119cf 100644
--- a/src/operator/convolution.cu
+++ b/src/operator/convolution.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file convolution.cu
  * \brief
  * \author Bing Xu, Jun Wu
diff --git a/src/operator/convolution_v1-inl.h b/src/operator/convolution_v1-inl.h
index 6b31b15c322c..bc6326aad76a 100644
--- a/src/operator/convolution_v1-inl.h
+++ b/src/operator/convolution_v1-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file convolution_v1-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/convolution_v1.cc b/src/operator/convolution_v1.cc
index cb47ed11b5c9..7de6a34425f5 100644
--- a/src/operator/convolution_v1.cc
+++ b/src/operator/convolution_v1.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file convolution_v1.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/convolution_v1.cu b/src/operator/convolution_v1.cu
index b20b4b249224..bcba77214edc 100644
--- a/src/operator/convolution_v1.cu
+++ b/src/operator/convolution_v1.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file convolution_v1.cu
  * \brief
  * \author Bing Xu
diff --git a/src/operator/correlation-inl.h b/src/operator/correlation-inl.h
index 02507cb1d96c..1379fe9a5594 100644
--- a/src/operator/correlation-inl.h
+++ b/src/operator/correlation-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file correlation-inl.h
  * \brief correlation operator and symbol
  * \author Xu Dong
diff --git a/src/operator/correlation.cc b/src/operator/correlation.cc
index 2522cd45c414..d3323dc80b63 100644
--- a/src/operator/correlation.cc
+++ b/src/operator/correlation.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file correlation.cc
  * \brief correlation op
  * \author Xu Dong
diff --git a/src/operator/crop-inl.h b/src/operator/crop-inl.h
index 5a8709633f21..b6e49975bd1c 100644
--- a/src/operator/crop-inl.h
+++ b/src/operator/crop-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file crop-inl.h
  * \brief
  * \author Wei Wu
diff --git a/src/operator/crop.cc b/src/operator/crop.cc
index 8465819903ce..03af624ac2a9 100644
--- a/src/operator/crop.cc
+++ b/src/operator/crop.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file crop.cc
  * \brief
  * \author Wei Wu
diff --git a/src/operator/crop.cu b/src/operator/crop.cu
index 0b51b1449581..ba0334c35396 100644
--- a/src/operator/crop.cu
+++ b/src/operator/crop.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file concat.cu
  * \brief
  * \author Wei Wu
diff --git a/src/operator/cross_device_copy.cc b/src/operator/cross_device_copy.cc
index b32a68d3038c..08a7d52a9ac4 100644
--- a/src/operator/cross_device_copy.cc
+++ b/src/operator/cross_device_copy.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cross_device_copy.cc
  * \brief Special operator that copys NDArray
 */
diff --git a/src/operator/cudnn_activation-inl.h b/src/operator/cudnn_activation-inl.h
index 317ef47c126a..75506b3d726d 100644
--- a/src/operator/cudnn_activation-inl.h
+++ b/src/operator/cudnn_activation-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_activation-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/cudnn_algoreg-inl.h b/src/operator/cudnn_algoreg-inl.h
index c10593fb0af4..fd7b8fa99243 100644
--- a/src/operator/cudnn_algoreg-inl.h
+++ b/src/operator/cudnn_algoreg-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_algoreg-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/cudnn_algoreg.cc b/src/operator/cudnn_algoreg.cc
index 5b0e73f0b19d..26b3484eb3c5 100644
--- a/src/operator/cudnn_algoreg.cc
+++ b/src/operator/cudnn_algoreg.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_algoreg.cc
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/cudnn_batch_norm-inl.h b/src/operator/cudnn_batch_norm-inl.h
index bd3c2d6a1c3a..c231ca3fcd25 100644
--- a/src/operator/cudnn_batch_norm-inl.h
+++ b/src/operator/cudnn_batch_norm-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_batch_norm-inl.h
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/cudnn_batch_norm.cc b/src/operator/cudnn_batch_norm.cc
index 28c592b78ccf..e1e0c999b1fb 100644
--- a/src/operator/cudnn_batch_norm.cc
+++ b/src/operator/cudnn_batch_norm.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_batch_norm.cc
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/cudnn_batch_norm.cu b/src/operator/cudnn_batch_norm.cu
index c16fc0cac25b..e96db2e5e73f 100644
--- a/src/operator/cudnn_batch_norm.cu
+++ b/src/operator/cudnn_batch_norm.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_batch_norm.cu
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/cudnn_bilinear_sampler-inl.h b/src/operator/cudnn_bilinear_sampler-inl.h
index 57592dabd891..c2171e6651a6 100644
--- a/src/operator/cudnn_bilinear_sampler-inl.h
+++ b/src/operator/cudnn_bilinear_sampler-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file cudnn_bilinear_sampler-inl.h
  * \brief
  * \author Xu Dong
diff --git a/src/operator/cudnn_convolution-inl.h b/src/operator/cudnn_convolution-inl.h
index d42ec9caa563..148a942bc890 100644
--- a/src/operator/cudnn_convolution-inl.h
+++ b/src/operator/cudnn_convolution-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_convolution-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/cudnn_deconvolution-inl.h b/src/operator/cudnn_deconvolution-inl.h
index 95ab596f2775..6796678a52c7 100644
--- a/src/operator/cudnn_deconvolution-inl.h
+++ b/src/operator/cudnn_deconvolution-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file cudnn_deconvolution-inl.h
  * \brief
  * \author Wei Wu, Leonard Lausen
diff --git a/src/operator/cudnn_lrn-inl.h b/src/operator/cudnn_lrn-inl.h
index 241ec704a904..3a45fd51ef15 100644
--- a/src/operator/cudnn_lrn-inl.h
+++ b/src/operator/cudnn_lrn-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_lrn-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/cudnn_pooling-inl.h b/src/operator/cudnn_pooling-inl.h
index 5b03fe5ee6f3..b345e0b74f74 100644
--- a/src/operator/cudnn_pooling-inl.h
+++ b/src/operator/cudnn_pooling-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_pooling-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/cudnn_rnn-inl.h b/src/operator/cudnn_rnn-inl.h
index a260cb4ca0e3..4bd170cfac7c 100644
--- a/src/operator/cudnn_rnn-inl.h
+++ b/src/operator/cudnn_rnn-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file cudnn_rnn-inl.h
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/cudnn_softmax_activation-inl.h b/src/operator/cudnn_softmax_activation-inl.h
index c604a8f3f4c1..b7ab18e1ffee 100644
--- a/src/operator/cudnn_softmax_activation-inl.h
+++ b/src/operator/cudnn_softmax_activation-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cudnn_activation-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/cudnn_spatial_transformer-inl.h b/src/operator/cudnn_spatial_transformer-inl.h
index fc767841447b..1d7242a83c74 100644
--- a/src/operator/cudnn_spatial_transformer-inl.h
+++ b/src/operator/cudnn_spatial_transformer-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file cudnn_spatial_transformer-inl.h
  * \brief
  * \author Wei Wu
diff --git a/src/operator/custom/custom-inl.h b/src/operator/custom/custom-inl.h
index 4b2d620be1d6..13101da61bc5 100644
--- a/src/operator/custom/custom-inl.h
+++ b/src/operator/custom/custom-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file native_op-inl.h
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/custom/custom.cc b/src/operator/custom/custom.cc
index 5e35e908447a..609f6acd2f8d 100644
--- a/src/operator/custom/custom.cc
+++ b/src/operator/custom/custom.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file custom.cc
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/custom/native_op-inl.h b/src/operator/custom/native_op-inl.h
index ebce18611b56..d2fb1149f7b5 100644
--- a/src/operator/custom/native_op-inl.h
+++ b/src/operator/custom/native_op-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file native_op-inl.h
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/custom/native_op.cc b/src/operator/custom/native_op.cc
index 5dd35049d5bd..2b15f8484ad8 100644
--- a/src/operator/custom/native_op.cc
+++ b/src/operator/custom/native_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file native_op.cc
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/custom/native_op.cu b/src/operator/custom/native_op.cu
index ad8d65e3c2eb..9363214449bc 100644
--- a/src/operator/custom/native_op.cu
+++ b/src/operator/custom/native_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file native_op.cu
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/custom/ndarray_op-inl.h b/src/operator/custom/ndarray_op-inl.h
index b3a4662b669e..20624d2d4672 100644
--- a/src/operator/custom/ndarray_op-inl.h
+++ b/src/operator/custom/ndarray_op-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file native_op-inl.h
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/custom/ndarray_op.cc b/src/operator/custom/ndarray_op.cc
index 66bdfc78f21c..9ad0d09e3b0d 100644
--- a/src/operator/custom/ndarray_op.cc
+++ b/src/operator/custom/ndarray_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file ndarray_op.cc
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/deconvolution-inl.h b/src/operator/deconvolution-inl.h
index 41fcf9bfa77b..a1e3b906a196 100644
--- a/src/operator/deconvolution-inl.h
+++ b/src/operator/deconvolution-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file deconvolution-inl.h
  * \brief
  * \author Wei Wu
diff --git a/src/operator/deconvolution.cc b/src/operator/deconvolution.cc
index 6a59ff6588ff..45867f78593c 100644
--- a/src/operator/deconvolution.cc
+++ b/src/operator/deconvolution.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file deconvolution.cc
  * \brief
  * \author Wei Wu
diff --git a/src/operator/deconvolution.cu b/src/operator/deconvolution.cu
index de7dff5569ed..2f0f37b6ecaf 100644
--- a/src/operator/deconvolution.cu
+++ b/src/operator/deconvolution.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file deconvolution.cu
  * \brief
  * \author Wei Wu
diff --git a/src/operator/dropout-inl.h b/src/operator/dropout-inl.h
index 7fcd7adf865a..3071131ad65d 100644
--- a/src/operator/dropout-inl.h
+++ b/src/operator/dropout-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file dropout-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/dropout.cc b/src/operator/dropout.cc
index af65578ec6f8..bbf5e2dea25b 100644
--- a/src/operator/dropout.cc
+++ b/src/operator/dropout.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file dropout.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/dropout.cu b/src/operator/dropout.cu
index 5265d8013ff7..f416c5883203 100644
--- a/src/operator/dropout.cu
+++ b/src/operator/dropout.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file dropout.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/elemwise_op_common.h b/src/operator/elemwise_op_common.h
index 8216eacd801e..e22e23cea5d9 100644
--- a/src/operator/elemwise_op_common.h
+++ b/src/operator/elemwise_op_common.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+* Copyright (c) 2016 by Contributors
 * \file elemwise_op_common.h
 * \brief common function used for broadcasting and reducing
 * \author Xingjian Shi
diff --git a/src/operator/fully_connected-inl.h b/src/operator/fully_connected-inl.h
index c507e4251f3e..0fe828aa6e76 100644
--- a/src/operator/fully_connected-inl.h
+++ b/src/operator/fully_connected-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file fully_connect_op-inl.h
  * \brief fully connect operator and symbol
 */
diff --git a/src/operator/fully_connected.cc b/src/operator/fully_connected.cc
index 82c32a7d2546..9a978160297d 100644
--- a/src/operator/fully_connected.cc
+++ b/src/operator/fully_connected.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file fully_connected.cc
  * \brief fully connect operator
 */
diff --git a/src/operator/fully_connected.cu b/src/operator/fully_connected.cu
index 28a0307b70bd..279a378e2ad4 100644
--- a/src/operator/fully_connected.cu
+++ b/src/operator/fully_connected.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file fully_connected.cu
  * \brief fully connect operator
 */
diff --git a/src/operator/grid_generator-inl.h b/src/operator/grid_generator-inl.h
index 0be6e7806bce..105630cfc26d 100644
--- a/src/operator/grid_generator-inl.h
+++ b/src/operator/grid_generator-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file grid_generator-inl.h
  * \brief
  * The operator generate sampling grid
diff --git a/src/operator/grid_generator.cc b/src/operator/grid_generator.cc
index 411f856be08b..ea6e66145c4a 100644
--- a/src/operator/grid_generator.cc
+++ b/src/operator/grid_generator.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file grid_generator.cc
  * \brief
  * \author Xu Dong
diff --git a/src/operator/grid_generator.cu b/src/operator/grid_generator.cu
index 7c0a80258d36..b363bea0ad1f 100644
--- a/src/operator/grid_generator.cu
+++ b/src/operator/grid_generator.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file grid_generator.cu
  * \brief
  * \author Xu Dong
diff --git a/src/operator/identity_attach_KL_sparse_reg-inl.h b/src/operator/identity_attach_KL_sparse_reg-inl.h
index 2307914f62a5..591ea5956383 100644
--- a/src/operator/identity_attach_KL_sparse_reg-inl.h
+++ b/src/operator/identity_attach_KL_sparse_reg-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file sparse_reg-inl.h
  * \brief
 */
diff --git a/src/operator/identity_attach_KL_sparse_reg.cc b/src/operator/identity_attach_KL_sparse_reg.cc
index 5e776774e00b..df0919dc6c64 100644
--- a/src/operator/identity_attach_KL_sparse_reg.cc
+++ b/src/operator/identity_attach_KL_sparse_reg.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file identity_attach_KL_sparse_reg.cc
  * \brief\
 */
diff --git a/src/operator/identity_attach_KL_sparse_reg.cu b/src/operator/identity_attach_KL_sparse_reg.cu
index 0a11fb167399..2ba7916b2b18 100644
--- a/src/operator/identity_attach_KL_sparse_reg.cu
+++ b/src/operator/identity_attach_KL_sparse_reg.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file identity_attach_KL_sparse_reg.cu
  * \brief
 */
diff --git a/src/operator/instance_norm-inl.h b/src/operator/instance_norm-inl.h
index 6e78f7628a11..258c164450d0 100644
--- a/src/operator/instance_norm-inl.h
+++ b/src/operator/instance_norm-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file instance_norm-inl.h
  * \brief Reproducing paper Instance Normalization: The Missing Ingredient for
  * Fast Stylization, D. Ulyanov, A. Vedaldi, V. Lempitsky, 2016
diff --git a/src/operator/instance_norm.cc b/src/operator/instance_norm.cc
index 0666b4bd0303..9305a74b0e07 100644
--- a/src/operator/instance_norm.cc
+++ b/src/operator/instance_norm.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file instance_norm.cc
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/instance_norm.cu b/src/operator/instance_norm.cu
index 9f8cbea797ed..54e970fd72c2 100644
--- a/src/operator/instance_norm.cu
+++ b/src/operator/instance_norm.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file instance_norm.cu
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/l2_normalization-inl.h b/src/operator/l2_normalization-inl.h
index c1f17acbbce1..cb8e740d7ff3 100644
--- a/src/operator/l2_normalization-inl.h
+++ b/src/operator/l2_normalization-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file l2_normalization_op-inl.h
  * \brief instance l2 Normalization op
 */
diff --git a/src/operator/l2_normalization.cc b/src/operator/l2_normalization.cc
index 6995a0d1e440..76e64c8d350d 100644
--- a/src/operator/l2_normalization.cc
+++ b/src/operator/l2_normalization.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file l2_normalization.cc
  * \brief l2 normalization operator
 */
diff --git a/src/operator/l2_normalization.cu b/src/operator/l2_normalization.cu
index ae76278559a8..1c1c0e5ed092 100644
--- a/src/operator/l2_normalization.cu
+++ b/src/operator/l2_normalization.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file l2_normalization.cu
  * \brief l2 normalization operator
 */
diff --git a/src/operator/leaky_relu-inl.h b/src/operator/leaky_relu-inl.h
index d228e3e67d03..ab0ee8295d54 100644
--- a/src/operator/leaky_relu-inl.h
+++ b/src/operator/leaky_relu-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file leaky_relu-inl.h
  * \brief leaky relu family operator
  * \author Bing Xu
diff --git a/src/operator/leaky_relu.cc b/src/operator/leaky_relu.cc
index da58bd94bd57..aa890891752e 100644
--- a/src/operator/leaky_relu.cc
+++ b/src/operator/leaky_relu.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file leaky_relu.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/leaky_relu.cu b/src/operator/leaky_relu.cu
index b9b3a7b73f9c..9de237c5734d 100644
--- a/src/operator/leaky_relu.cu
+++ b/src/operator/leaky_relu.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file leaky_relu.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/loss_binary_op-inl.h b/src/operator/loss_binary_op-inl.h
index 8add82725292..1362997231a0 100644
--- a/src/operator/loss_binary_op-inl.h
+++ b/src/operator/loss_binary_op-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file loss_binary_op-inl.h
  * \brief Loss functions
  */
diff --git a/src/operator/loss_binary_op.cc b/src/operator/loss_binary_op.cc
index d0a77946ffba..c1fedb3de61c 100644
--- a/src/operator/loss_binary_op.cc
+++ b/src/operator/loss_binary_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file loss_binary_op.cc
  * \brief loss function that takes a data and label
 */
diff --git a/src/operator/loss_binary_op.cu b/src/operator/loss_binary_op.cu
index 8694b9f2844f..74ff563cf3e3 100644
--- a/src/operator/loss_binary_op.cu
+++ b/src/operator/loss_binary_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file loss_binary_op.cu
  * \brief loss function that takes a data and label
 */
diff --git a/src/operator/lrn-inl.h b/src/operator/lrn-inl.h
index 00879435a3a4..adfe4676702d 100644
--- a/src/operator/lrn-inl.h
+++ b/src/operator/lrn-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file lrn-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/lrn.cc b/src/operator/lrn.cc
index 46f4fca486b5..9b3afd80cd18 100644
--- a/src/operator/lrn.cc
+++ b/src/operator/lrn.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file lrn.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/lrn.cu b/src/operator/lrn.cu
index 702f4b2fa92a..ba872f1d26d0 100644
--- a/src/operator/lrn.cu
+++ b/src/operator/lrn.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file lrn.cu
  * \brief
  * \author Bing Xu
diff --git a/src/operator/make_loss-inl.h b/src/operator/make_loss-inl.h
index 3f4a99373ca3..b83e5b9b687b 100644
--- a/src/operator/make_loss-inl.h
+++ b/src/operator/make_loss-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file make_loss-inl.h
  * \brief special layer for propagating loss
 */
diff --git a/src/operator/make_loss.cc b/src/operator/make_loss.cc
index 748357d243f5..14304d3cc263 100644
--- a/src/operator/make_loss.cc
+++ b/src/operator/make_loss.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file make_loss.cc
  * \brief special layer for propagating loss
 */
diff --git a/src/operator/make_loss.cu b/src/operator/make_loss.cu
index 7f508500f58e..e1e217e3614e 100644
--- a/src/operator/make_loss.cu
+++ b/src/operator/make_loss.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file make_loss.cu
  * \brief special layer for propagating loss
 */
diff --git a/src/operator/mshadow_op.h b/src/operator/mshadow_op.h
index 04db326496d3..a34c11791a22 100644
--- a/src/operator/mshadow_op.h
+++ b/src/operator/mshadow_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file mshadow_op.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/mxnet_op.h b/src/operator/mxnet_op.h
index e5c3b51410d8..c34d9c90834d 100644
--- a/src/operator/mxnet_op.h
+++ b/src/operator/mxnet_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file mxnet_op.h
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/nn/im2col.h b/src/operator/nn/im2col.h
index 621b2451a19e..256319dd1e71 100644
--- a/src/operator/nn/im2col.h
+++ b/src/operator/nn/im2col.h
@@ -67,6 +67,7 @@
  *
  ***************** END Caffe Copyright Notice and Disclaimer ********************
  *
+ * Copyright (c) 2017 by Contributors
  * \file im2col.h
  * \brief Function definitions of converting an image to
  * column matrix based on kernel, padding, and dilation.
diff --git a/src/operator/nn/pool.h b/src/operator/nn/pool.h
index 3bac86560407..67412586c8d2 100644
--- a/src/operator/nn/pool.h
+++ b/src/operator/nn/pool.h
@@ -67,6 +67,7 @@
  *
  ***************** END Caffe Copyright Notice and Disclaimer ********************
  *
+ * Copyright (c) 2017 by Contributors
  * \file pool.h
  * \brief Function definitions of pooling 1/2/3-D images.
  * We adopted looping 2-D image pixels from Caffe and extended it to 1-D and 3-D cases.
diff --git a/src/operator/nn/softmax-inl.h b/src/operator/nn/softmax-inl.h
index e1150b14f69d..2badecf3d087 100644
--- a/src/operator/nn/softmax-inl.h
+++ b/src/operator/nn/softmax-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file softmax-inl.h
  * \brief
 */
diff --git a/src/operator/nn/softmax.cc b/src/operator/nn/softmax.cc
index 58c1a051248e..e804c67c0757 100644
--- a/src/operator/nn/softmax.cc
+++ b/src/operator/nn/softmax.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file softmax.cc
  * \brief CPU Implementation of softmax
  */
diff --git a/src/operator/nn/softmax.cu b/src/operator/nn/softmax.cu
index d5a843ddc07b..4b9c04cdbe8f 100644
--- a/src/operator/nn/softmax.cu
+++ b/src/operator/nn/softmax.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file softmax.cc
  * \brief CPU Implementation of softmax
  */
diff --git a/src/operator/nnpack/nnpack_convolution-inl.h b/src/operator/nnpack/nnpack_convolution-inl.h
index 4a1342688969..0e2c73693d15 100644
--- a/src/operator/nnpack/nnpack_convolution-inl.h
+++ b/src/operator/nnpack/nnpack_convolution-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file nnpack_convolution-inl.h
  * \brief
  * \author Carwin
diff --git a/src/operator/nnpack/nnpack_fully_connected-inl.h b/src/operator/nnpack/nnpack_fully_connected-inl.h
index f85ddd89c702..d9412d20d0c1 100644
--- a/src/operator/nnpack/nnpack_fully_connected-inl.h
+++ b/src/operator/nnpack/nnpack_fully_connected-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file nnpack_fully_connected-inl.h
  * \brief
  * \author Wei Wu
diff --git a/src/operator/nnpack/nnpack_pooling-inl.h b/src/operator/nnpack/nnpack_pooling-inl.h
index 968ead16204d..25b478322753 100644
--- a/src/operator/nnpack/nnpack_pooling-inl.h
+++ b/src/operator/nnpack/nnpack_pooling-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file nnpack_pooling-inl.h
  * \brief
  * \author Wei Wu
diff --git a/src/operator/nnpack/nnpack_util.cc b/src/operator/nnpack/nnpack_util.cc
index b873b591fa57..7d075e0554ba 100644
--- a/src/operator/nnpack/nnpack_util.cc
+++ b/src/operator/nnpack/nnpack_util.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file nnpack_util.cc
  * \brief
  * \author Wei Wu
diff --git a/src/operator/nnpack/nnpack_util.h b/src/operator/nnpack/nnpack_util.h
index cde1880257a3..2edfb79ad46e 100644
--- a/src/operator/nnpack/nnpack_util.h
+++ b/src/operator/nnpack/nnpack_util.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file nnpack_util.h
  * \brief
  * \author Carwin
diff --git a/src/operator/operator.cc b/src/operator/operator.cc
index 9117c1c1288a..6474cd08708b 100644
--- a/src/operator/operator.cc
+++ b/src/operator/operator.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file operator.cc
  * \brief operator module of mxnet
  */
diff --git a/src/operator/operator_common.h b/src/operator/operator_common.h
index 24fdd3c44c71..560d11e67e10 100644
--- a/src/operator/operator_common.h
+++ b/src/operator/operator_common.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file  operator_common.h
  * \brief common internal header of most operators
  *   this header includes utility functions operator can use
diff --git a/src/operator/operator_util.cc b/src/operator/operator_util.cc
index 25fa209a026c..bae3cb6a2964 100644
--- a/src/operator/operator_util.cc
+++ b/src/operator/operator_util.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file operator_util.cc
  *  Implementation of operator util.
  */
diff --git a/src/operator/optimizer_op-inl.h b/src/operator/optimizer_op-inl.h
index 61b97ba60d06..5aad48ed8dfe 100644
--- a/src/operator/optimizer_op-inl.h
+++ b/src/operator/optimizer_op-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file optimizer_op-inl.h
  * \brief Optimizer operators
  * \author Junyuan Xie
diff --git a/src/operator/optimizer_op.cc b/src/operator/optimizer_op.cc
index 3d8774cadea4..080991bb8ee9 100644
--- a/src/operator/optimizer_op.cc
+++ b/src/operator/optimizer_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file optimizer_op.cc
  * \brief Optimizer operators
  * \author Junyuan Xie
diff --git a/src/operator/optimizer_op.cu b/src/operator/optimizer_op.cu
index dd3874f62c01..5969d331b4a2 100644
--- a/src/operator/optimizer_op.cu
+++ b/src/operator/optimizer_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file optimizer_op.cu
  * \brief Optimizer operators
  * \author Junyuan Xie
diff --git a/src/operator/pad-inl.h b/src/operator/pad-inl.h
index 80f9e0bf92ac..520cd124c49a 100644
--- a/src/operator/pad-inl.h
+++ b/src/operator/pad-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file pad-inl.h
  * \brief
  * \author Sebastian Bodenstien
diff --git a/src/operator/pad.cc b/src/operator/pad.cc
index 468629a43672..2332c93b8d5b 100644
--- a/src/operator/pad.cc
+++ b/src/operator/pad.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file pad.cc
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/pad.cu b/src/operator/pad.cu
index 98220b6c39ef..54242a485ec4 100644
--- a/src/operator/pad.cu
+++ b/src/operator/pad.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file pad.cu
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/pooling-inl.h b/src/operator/pooling-inl.h
index fbc6981a7591..caa6717c49a4 100644
--- a/src/operator/pooling-inl.h
+++ b/src/operator/pooling-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file pooling-inl.h
  * \brief
  * \author Bing Xu, Jun Wu
diff --git a/src/operator/pooling.cc b/src/operator/pooling.cc
index 98a3e076fad0..382e17166a10 100644
--- a/src/operator/pooling.cc
+++ b/src/operator/pooling.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file pooling.cc
  * \brief
  * \author Bing Xu, Jun Wu
diff --git a/src/operator/pooling.cu b/src/operator/pooling.cu
index 950f09956258..d6e093223cd5 100644
--- a/src/operator/pooling.cu
+++ b/src/operator/pooling.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file pooling.cu
  * \brief
  * \author Bing Xu, Jun Wu
diff --git a/src/operator/pooling_v1-inl.h b/src/operator/pooling_v1-inl.h
index e541298ed2ab..7070c0dd220d 100644
--- a/src/operator/pooling_v1-inl.h
+++ b/src/operator/pooling_v1-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file pooling_v1-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/pooling_v1.cc b/src/operator/pooling_v1.cc
index 40de7457520f..5b68a08db602 100644
--- a/src/operator/pooling_v1.cc
+++ b/src/operator/pooling_v1.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file pooling_v1.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/pooling_v1.cu b/src/operator/pooling_v1.cu
index 4db22c18420d..fccda40513e7 100644
--- a/src/operator/pooling_v1.cu
+++ b/src/operator/pooling_v1.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file pooling_v1.cu
  * \brief
  * \author Bing Xu
diff --git a/src/operator/random/multisample_op.cc b/src/operator/random/multisample_op.cc
index bacfe0199a77..5f2af61f03ba 100644
--- a/src/operator/random/multisample_op.cc
+++ b/src/operator/random/multisample_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file multisample_op.cc
  * \brief CPU-implementation of multi-sampling operators
  */
diff --git a/src/operator/random/multisample_op.h b/src/operator/random/multisample_op.h
index f0851da172c3..38ccbb692535 100644
--- a/src/operator/random/multisample_op.h
+++ b/src/operator/random/multisample_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file sampling_op.h
  * \brief Function definitions of operators for sampling from multiple distributions
  */
diff --git a/src/operator/random/sample_multinomial_op.cc b/src/operator/random/sample_multinomial_op.cc
index 7032a6ec1005..a513f9866e5a 100644
--- a/src/operator/random/sample_multinomial_op.cc
+++ b/src/operator/random/sample_multinomial_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file sample_multinomial_op.h
  * \brief Operator for sampling from multinomial distributions
  */
diff --git a/src/operator/random/sample_multinomial_op.cu b/src/operator/random/sample_multinomial_op.cu
index 5b59b2afd542..27f288834a94 100644
--- a/src/operator/random/sample_multinomial_op.cu
+++ b/src/operator/random/sample_multinomial_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file sample_multinomial_op.h
  * \brief Operator for sampling from multinomial distributions
  */
diff --git a/src/operator/random/sample_multinomial_op.h b/src/operator/random/sample_multinomial_op.h
index 2b016329f390..48b9897aa4c6 100644
--- a/src/operator/random/sample_multinomial_op.h
+++ b/src/operator/random/sample_multinomial_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file sample_multinomial_op.h
  * \brief Operator for sampling from multinomial distributions
  */
diff --git a/src/operator/random/sample_op.cc b/src/operator/random/sample_op.cc
index 5b27afbb6905..a2b332456fb5 100644
--- a/src/operator/random/sample_op.cc
+++ b/src/operator/random/sample_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file sample_op.cc
  * \brief CPU Implementation of sample op
  */
diff --git a/src/operator/random/sample_op.cu b/src/operator/random/sample_op.cu
index 5f43a62e4908..7a593d0d36b5 100644
--- a/src/operator/random/sample_op.cu
+++ b/src/operator/random/sample_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file sample_op.cu
  * \brief GPU Implementation of sample op
  */
diff --git a/src/operator/random/sample_op.h b/src/operator/random/sample_op.h
index d9c3868533ca..240825bfff93 100644
--- a/src/operator/random/sample_op.h
+++ b/src/operator/random/sample_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file sample_op.h
  * \brief Elementary sampling operators
  */
diff --git a/src/operator/regression_output-inl.h b/src/operator/regression_output-inl.h
index 0de312cff8d6..08b2f0a4a813 100644
--- a/src/operator/regression_output-inl.h
+++ b/src/operator/regression_output-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file regression_ouput-inl.h
  * \brief Regression output operator.
  */
diff --git a/src/operator/regression_output.cc b/src/operator/regression_output.cc
index d19f336d2aa2..0c70a86b266e 100644
--- a/src/operator/regression_output.cc
+++ b/src/operator/regression_output.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file regression_output.cc
  * \brief regression output operator
 */
diff --git a/src/operator/regression_output.cu b/src/operator/regression_output.cu
index 64dcef3df6f0..255b020d20c9 100644
--- a/src/operator/regression_output.cu
+++ b/src/operator/regression_output.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file regression_output.cu
  * \brief regression output operator
 */
diff --git a/src/operator/rnn-inl.h b/src/operator/rnn-inl.h
index 28c8d610ce62..b4735b8eec64 100644
--- a/src/operator/rnn-inl.h
+++ b/src/operator/rnn-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file rnn-inl.h
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/rnn.cc b/src/operator/rnn.cc
index 4c7954f3e5a6..908428b383ca 100644
--- a/src/operator/rnn.cc
+++ b/src/operator/rnn.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file rnn.cc
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/rnn.cu b/src/operator/rnn.cu
index 0daee32abe5b..59517932b78c 100644
--- a/src/operator/rnn.cu
+++ b/src/operator/rnn.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file rnn.cu
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/roi_pooling-inl.h b/src/operator/roi_pooling-inl.h
index 05a0ae41ab94..2f83a8ff3295 100644
--- a/src/operator/roi_pooling-inl.h
+++ b/src/operator/roi_pooling-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file roi_pooling-inl.h
  * \brief roi pooling operator and symbol
  * \author Kye-Hyeon Kim, Jian Guo
diff --git a/src/operator/roi_pooling.cc b/src/operator/roi_pooling.cc
index a7bd60872a4a..ced80fb87a81 100644
--- a/src/operator/roi_pooling.cc
+++ b/src/operator/roi_pooling.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file roi_pooling.cc
  * \brief roi pooling operator
  * \author Ross Girshick, Kye-Hyeon Kim, Jian Guo
diff --git a/src/operator/roi_pooling.cu b/src/operator/roi_pooling.cu
index 80d38e476f80..0f637b0e1b89 100644
--- a/src/operator/roi_pooling.cu
+++ b/src/operator/roi_pooling.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file roi_pooling.cu
  * \brief roi pooling operator
  * \author Ross Girshick, Kye-Hyeon Kim, Jian Guo
diff --git a/src/operator/sequence_last-inl.h b/src/operator/sequence_last-inl.h
index b91c24c90b5a..f71b8cf8e37f 100644
--- a/src/operator/sequence_last-inl.h
+++ b/src/operator/sequence_last-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file sequence_last-inl.h
  * \brief
  * \author Sebastian Bodenstien
diff --git a/src/operator/sequence_last.cc b/src/operator/sequence_last.cc
index 6c04bdd34d86..d943cd68a3cc 100644
--- a/src/operator/sequence_last.cc
+++ b/src/operator/sequence_last.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file sequence_last.cc
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/sequence_last.cu b/src/operator/sequence_last.cu
index 9215b2478c1d..c63369d5800f 100644
--- a/src/operator/sequence_last.cu
+++ b/src/operator/sequence_last.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file sequence_last.cu
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/sequence_mask-inl.h b/src/operator/sequence_mask-inl.h
index 73e52f44976b..7f53a0ba82d7 100644
--- a/src/operator/sequence_mask-inl.h
+++ b/src/operator/sequence_mask-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file wl_sequence_mask-inl.h
  * \brief
  * \author Sebastian Bodenstien
diff --git a/src/operator/sequence_mask.cc b/src/operator/sequence_mask.cc
index 61086f7a7a24..48a97680b596 100644
--- a/src/operator/sequence_mask.cc
+++ b/src/operator/sequence_mask.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file sequence_mask.cc
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/sequence_mask.cu b/src/operator/sequence_mask.cu
index 69cee2455016..b82157a3b61f 100644
--- a/src/operator/sequence_mask.cu
+++ b/src/operator/sequence_mask.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file sequence_mask.cu
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/sequence_op_common.h b/src/operator/sequence_op_common.h
index 9ad8353ecb93..c2a1165d330f 100644
--- a/src/operator/sequence_op_common.h
+++ b/src/operator/sequence_op_common.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file sequence_op_common.h
  * \brief common function used for sequence layers
  * \author Sebastian Bodenstein
diff --git a/src/operator/sequence_reverse-inl.h b/src/operator/sequence_reverse-inl.h
index 7cac10927f54..47154011bcbe 100644
--- a/src/operator/sequence_reverse-inl.h
+++ b/src/operator/sequence_reverse-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*
+ * Copyright (c) 2016 by Contributors
  * \file sequence_reverse-inl.h
  * \brief
  * \author Sebastian Bodenstien
diff --git a/src/operator/sequence_reverse.cc b/src/operator/sequence_reverse.cc
index 61821d3945f7..9a2f6983f0b2 100644
--- a/src/operator/sequence_reverse.cc
+++ b/src/operator/sequence_reverse.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file sequence_reverse.cc
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/sequence_reverse.cu b/src/operator/sequence_reverse.cu
index c6cc3f66d0fe..531fde167c9b 100644
--- a/src/operator/sequence_reverse.cu
+++ b/src/operator/sequence_reverse.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file sequence_reverse.cu
  * \brief
  * \author Sebastian Bodenstein
diff --git a/src/operator/slice_channel-inl.h b/src/operator/slice_channel-inl.h
index 791b90e5704e..3b14a26ea649 100644
--- a/src/operator/slice_channel-inl.h
+++ b/src/operator/slice_channel-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file slice_channel-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/slice_channel.cc b/src/operator/slice_channel.cc
index 7293ba6afcf3..7c633bb8196f 100644
--- a/src/operator/slice_channel.cc
+++ b/src/operator/slice_channel.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file slice_channel.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/slice_channel.cu b/src/operator/slice_channel.cu
index eb1c9c8b6e93..adc8741a5a81 100644
--- a/src/operator/slice_channel.cu
+++ b/src/operator/slice_channel.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file slice_channel.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/softmax_activation-inl.h b/src/operator/softmax_activation-inl.h
index b1b76930b483..1e65434acfee 100644
--- a/src/operator/softmax_activation-inl.h
+++ b/src/operator/softmax_activation-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file softmax_activation-inl.h
  * \brief SoftmaxActivation operator
  * \author Junyuan Xie
diff --git a/src/operator/softmax_activation.cc b/src/operator/softmax_activation.cc
index 115b0a730cde..23e4eb89db28 100644
--- a/src/operator/softmax_activation.cc
+++ b/src/operator/softmax_activation.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file activation.cc
  * \brief softmax_activation op
  * \author Junyuan Xie
diff --git a/src/operator/softmax_activation.cu b/src/operator/softmax_activation.cu
index 5bebed2846b8..ad9628bbf255 100644
--- a/src/operator/softmax_activation.cu
+++ b/src/operator/softmax_activation.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file softmax_activation.cu
  * \brief
  * \author Junyuan Xie
diff --git a/src/operator/softmax_output-inl.h b/src/operator/softmax_output-inl.h
index 7216c76dc2bb..9a4db2c9694a 100644
--- a/src/operator/softmax_output-inl.h
+++ b/src/operator/softmax_output-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file softmax_output-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/softmax_output.cc b/src/operator/softmax_output.cc
index 52bb2a400755..27b3295654b9 100644
--- a/src/operator/softmax_output.cc
+++ b/src/operator/softmax_output.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file softmax_output.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/softmax_output.cu b/src/operator/softmax_output.cu
index 8de5df6655f7..afcc8f4fc6bd 100644
--- a/src/operator/softmax_output.cu
+++ b/src/operator/softmax_output.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file softmax_output.cu
  * \brief
  * \author Bing Xu
diff --git a/src/operator/spatial_transformer-inl.h b/src/operator/spatial_transformer-inl.h
index e29ad49c4aa6..301c55c93719 100644
--- a/src/operator/spatial_transformer-inl.h
+++ b/src/operator/spatial_transformer-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file spatial_transformer-inl.h
  * \brief
  *  Reproducing paper: aderberg M, Simonyan K, Zisserman A. "Spatial transformer networks"
diff --git a/src/operator/spatial_transformer.cc b/src/operator/spatial_transformer.cc
index 9149bc0e22e6..78f64a7059c6 100644
--- a/src/operator/spatial_transformer.cc
+++ b/src/operator/spatial_transformer.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file spatial_transformer.cc
  * \brief
  * \author Wei Wu
diff --git a/src/operator/spatial_transformer.cu b/src/operator/spatial_transformer.cu
index d5e4480dc187..27fe73ee26c7 100644
--- a/src/operator/spatial_transformer.cu
+++ b/src/operator/spatial_transformer.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2016 by Contributors
  * \file spatial_transformer.cu
  * \brief
  * \author Wei Wu
diff --git a/src/operator/special_functions-inl.h b/src/operator/special_functions-inl.h
index b9460a3e7f0f..f51cfeec9f36 100644
--- a/src/operator/special_functions-inl.h
+++ b/src/operator/special_functions-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file special_functions-inl.h
  * \brief
  * \author Valentin Flunkert
diff --git a/src/operator/svm_output-inl.h b/src/operator/svm_output-inl.h
index 085d2b9d476b..9ae0ced7a74a 100644
--- a/src/operator/svm_output-inl.h
+++ b/src/operator/svm_output-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file svm_output-inl.h
  * \brief
  * \author Jonas Amaro
diff --git a/src/operator/svm_output.cc b/src/operator/svm_output.cc
index 766968dfaf0f..c84c2af28483 100644
--- a/src/operator/svm_output.cc
+++ b/src/operator/svm_output.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file svm_output.cc
  * \brief
  * \author Jonas Amaro
diff --git a/src/operator/svm_output.cu b/src/operator/svm_output.cu
index 250df9147f87..d9501071fd55 100644
--- a/src/operator/svm_output.cu
+++ b/src/operator/svm_output.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file svm_output.cu
  * \brief
  * \author Jonas Amaro
diff --git a/src/operator/swapaxis-inl.h b/src/operator/swapaxis-inl.h
index 89c724556b8b..e4bdfd5a664c 100644
--- a/src/operator/swapaxis-inl.h
+++ b/src/operator/swapaxis-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file swapaxis-inl.h
  * \brief
  * \author Ming Zhang
diff --git a/src/operator/swapaxis.cc b/src/operator/swapaxis.cc
index a6c3e8bff0c7..0b32db7b46cb 100644
--- a/src/operator/swapaxis.cc
+++ b/src/operator/swapaxis.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file swapaxis.cc
  * \brief
  * \author Ming Zhang
diff --git a/src/operator/swapaxis.cu b/src/operator/swapaxis.cu
index e9b105d71ea4..e622958a47fc 100644
--- a/src/operator/swapaxis.cu
+++ b/src/operator/swapaxis.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file swapaxis.cu
  * \brief
  * \author Ming Zhang
diff --git a/src/operator/tensor/broadcast_reduce-inl.h b/src/operator/tensor/broadcast_reduce-inl.h
index df4f42115762..1bfe68a771d5 100644
--- a/src/operator/tensor/broadcast_reduce-inl.h
+++ b/src/operator/tensor/broadcast_reduce-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015-2017 by Contributors
  * \file broadcast_reduce_kernel.h
  * \brief Function definition of elementwise unary operators
  */
diff --git a/src/operator/tensor/broadcast_reduce_op.h b/src/operator/tensor/broadcast_reduce_op.h
index 8e8b0a1fbbf4..79f7c39c870c 100644
--- a/src/operator/tensor/broadcast_reduce_op.h
+++ b/src/operator/tensor/broadcast_reduce_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file elementwise_unary_op-inl.h
  * \brief Function definition of elementwise unary operators
  */
diff --git a/src/operator/tensor/broadcast_reduce_op_index.cc b/src/operator/tensor/broadcast_reduce_op_index.cc
index 98cd73607b82..dc07e67fb6e5 100644
--- a/src/operator/tensor/broadcast_reduce_op_index.cc
+++ b/src/operator/tensor/broadcast_reduce_op_index.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file broadcast_reduce_op.cc
  * \brief CPU Implementation of broadcast and reduce functions.
  */
diff --git a/src/operator/tensor/broadcast_reduce_op_index.cu b/src/operator/tensor/broadcast_reduce_op_index.cu
index defa35ea6227..0d7b29dfa64e 100644
--- a/src/operator/tensor/broadcast_reduce_op_index.cu
+++ b/src/operator/tensor/broadcast_reduce_op_index.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file broadcast_reduce_op.cu
  * \brief GPU Implementation of broadcast and reduce functions.
  */
diff --git a/src/operator/tensor/broadcast_reduce_op_value.cc b/src/operator/tensor/broadcast_reduce_op_value.cc
index 0d376c31e72d..29e1f5b0516b 100644
--- a/src/operator/tensor/broadcast_reduce_op_value.cc
+++ b/src/operator/tensor/broadcast_reduce_op_value.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file broadcast_reduce_op.cc
  * \brief CPU Implementation of broadcast and reduce functions.
  */
@@ -72,7 +73,7 @@ Example::
   data = [[1,2,0],
           [3,0,1],
           [4,1,0]]
- 
+
   csr = cast_storage(data, 'csr')
 
   sum(csr, axis=0)
diff --git a/src/operator/tensor/broadcast_reduce_op_value.cu b/src/operator/tensor/broadcast_reduce_op_value.cu
index 2c216e78982d..73c32f09cc5d 100644
--- a/src/operator/tensor/broadcast_reduce_op_value.cu
+++ b/src/operator/tensor/broadcast_reduce_op_value.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file broadcast_reduce_op.cu
  * \brief GPU Implementation of broadcast and reduce functions.
  */
diff --git a/src/operator/tensor/control_flow_op.cc b/src/operator/tensor/control_flow_op.cc
index bf08fe7e9d94..9e1091effe8b 100644
--- a/src/operator/tensor/control_flow_op.cc
+++ b/src/operator/tensor/control_flow_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file control_flow_op.cc
  * \brief CPU Implementation of flow control
  */
diff --git a/src/operator/tensor/control_flow_op.cu b/src/operator/tensor/control_flow_op.cu
index da2c47247f28..cc5198ddb1c5 100644
--- a/src/operator/tensor/control_flow_op.cu
+++ b/src/operator/tensor/control_flow_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file control_flow_op.cu
  * \brief
  */
diff --git a/src/operator/tensor/control_flow_op.h b/src/operator/tensor/control_flow_op.h
index c240247202e8..f1136c8e3774 100644
--- a/src/operator/tensor/control_flow_op.h
+++ b/src/operator/tensor/control_flow_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file control_flow.h
  * \brief Function definitions of operators for controlling flow
  */
diff --git a/src/operator/tensor/elemwise_binary_broadcast_op.h b/src/operator/tensor/elemwise_binary_broadcast_op.h
index b3a0666ee89e..211b567ba1bc 100644
--- a/src/operator/tensor/elemwise_binary_broadcast_op.h
+++ b/src/operator/tensor/elemwise_binary_broadcast_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file elementwise_binary_broadcast_op.h
  * \brief Function definition of elementwise unary operators
  */
diff --git a/src/operator/tensor/elemwise_binary_broadcast_op_basic.cc b/src/operator/tensor/elemwise_binary_broadcast_op_basic.cc
index 8c97849e20dc..04281087f08e 100644
--- a/src/operator/tensor/elemwise_binary_broadcast_op_basic.cc
+++ b/src/operator/tensor/elemwise_binary_broadcast_op_basic.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cc
  * \brief CPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_broadcast_op_basic.cu b/src/operator/tensor/elemwise_binary_broadcast_op_basic.cu
index bf69132cff14..dd3c1b2e12db 100644
--- a/src/operator/tensor/elemwise_binary_broadcast_op_basic.cu
+++ b/src/operator/tensor/elemwise_binary_broadcast_op_basic.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cu
  * \brief GPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_broadcast_op_extended.cc b/src/operator/tensor/elemwise_binary_broadcast_op_extended.cc
index 42da19155ef5..fe7ad7619d17 100644
--- a/src/operator/tensor/elemwise_binary_broadcast_op_extended.cc
+++ b/src/operator/tensor/elemwise_binary_broadcast_op_extended.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cc
  * \brief CPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_broadcast_op_extended.cu b/src/operator/tensor/elemwise_binary_broadcast_op_extended.cu
index 2b7cc70b59a7..27a764cd92cd 100644
--- a/src/operator/tensor/elemwise_binary_broadcast_op_extended.cu
+++ b/src/operator/tensor/elemwise_binary_broadcast_op_extended.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cu
  * \brief GPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_broadcast_op_logic.cc b/src/operator/tensor/elemwise_binary_broadcast_op_logic.cc
index 957b00b5e774..6d74f2d59d5e 100644
--- a/src/operator/tensor/elemwise_binary_broadcast_op_logic.cc
+++ b/src/operator/tensor/elemwise_binary_broadcast_op_logic.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cc
  * \brief CPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_broadcast_op_logic.cu b/src/operator/tensor/elemwise_binary_broadcast_op_logic.cu
index 8673b4f1f1ed..4e80ae9572e5 100644
--- a/src/operator/tensor/elemwise_binary_broadcast_op_logic.cu
+++ b/src/operator/tensor/elemwise_binary_broadcast_op_logic.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cu
  * \brief GPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_op.h b/src/operator/tensor/elemwise_binary_op.h
index 9c8f1801161b..d54636c05515 100644
--- a/src/operator/tensor/elemwise_binary_op.h
+++ b/src/operator/tensor/elemwise_binary_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_op.h
  * \brief Function definition of elementwise binary operators
  */
diff --git a/src/operator/tensor/elemwise_binary_op_basic.cc b/src/operator/tensor/elemwise_binary_op_basic.cc
index 8f1ae79ec030..10e7fac5e978 100644
--- a/src/operator/tensor/elemwise_binary_op_basic.cc
+++ b/src/operator/tensor/elemwise_binary_op_basic.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cc
  * \brief CPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_op_basic.cu b/src/operator/tensor/elemwise_binary_op_basic.cu
index d9ca8c6a17b0..9b55e2fd7648 100644
--- a/src/operator/tensor/elemwise_binary_op_basic.cu
+++ b/src/operator/tensor/elemwise_binary_op_basic.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cu
  * \brief GPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_op_extended.cc b/src/operator/tensor/elemwise_binary_op_extended.cc
index d0037b9b7e3e..26d429c53312 100644
--- a/src/operator/tensor/elemwise_binary_op_extended.cc
+++ b/src/operator/tensor/elemwise_binary_op_extended.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cc
  * \brief CPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_op_extended.cu b/src/operator/tensor/elemwise_binary_op_extended.cu
index 60156214e9cd..54eceb2f8a6b 100644
--- a/src/operator/tensor/elemwise_binary_op_extended.cu
+++ b/src/operator/tensor/elemwise_binary_op_extended.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cu
  * \brief GPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_op_logic.cc b/src/operator/tensor/elemwise_binary_op_logic.cc
index f88e5a8faa7e..5d328b56b553 100644
--- a/src/operator/tensor/elemwise_binary_op_logic.cc
+++ b/src/operator/tensor/elemwise_binary_op_logic.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cc
  * \brief CPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_op_logic.cu b/src/operator/tensor/elemwise_binary_op_logic.cu
index b9904d1ebc0b..be5b72204526 100644
--- a/src/operator/tensor/elemwise_binary_op_logic.cu
+++ b/src/operator/tensor/elemwise_binary_op_logic.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cu
  * \brief GPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_scalar_op.h b/src/operator/tensor/elemwise_binary_scalar_op.h
index 27d8ed343c36..cdf14055cf9c 100644
--- a/src/operator/tensor/elemwise_binary_scalar_op.h
+++ b/src/operator/tensor/elemwise_binary_scalar_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.h
  * \brief Function definition of elementwise binary scalar operators
  */
diff --git a/src/operator/tensor/elemwise_binary_scalar_op_basic.cc b/src/operator/tensor/elemwise_binary_scalar_op_basic.cc
index 742c142053b7..2d6662ef2b99 100644
--- a/src/operator/tensor/elemwise_binary_scalar_op_basic.cc
+++ b/src/operator/tensor/elemwise_binary_scalar_op_basic.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cc
  * \brief CPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_scalar_op_basic.cu b/src/operator/tensor/elemwise_binary_scalar_op_basic.cu
index 32e51d399045..21be0a0e12ea 100644
--- a/src/operator/tensor/elemwise_binary_scalar_op_basic.cu
+++ b/src/operator/tensor/elemwise_binary_scalar_op_basic.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cu
  * \brief GPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_scalar_op_extended.cc b/src/operator/tensor/elemwise_binary_scalar_op_extended.cc
index cef571d6f38c..0f00e4893da6 100644
--- a/src/operator/tensor/elemwise_binary_scalar_op_extended.cc
+++ b/src/operator/tensor/elemwise_binary_scalar_op_extended.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cc
  * \brief CPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_scalar_op_extended.cu b/src/operator/tensor/elemwise_binary_scalar_op_extended.cu
index 4fb717f8e232..96884724d4db 100644
--- a/src/operator/tensor/elemwise_binary_scalar_op_extended.cu
+++ b/src/operator/tensor/elemwise_binary_scalar_op_extended.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cu
  * \brief GPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_scalar_op_logic.cc b/src/operator/tensor/elemwise_binary_scalar_op_logic.cc
index 134920cc0c2c..61f1dd0d1c37 100644
--- a/src/operator/tensor/elemwise_binary_scalar_op_logic.cc
+++ b/src/operator/tensor/elemwise_binary_scalar_op_logic.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cc
  * \brief CPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_binary_scalar_op_logic.cu b/src/operator/tensor/elemwise_binary_scalar_op_logic.cu
index dcf61c052da5..91bcaa8de412 100644
--- a/src/operator/tensor/elemwise_binary_scalar_op_logic.cu
+++ b/src/operator/tensor/elemwise_binary_scalar_op_logic.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file elemwise_binary_scalar_op.cu
  * \brief GPU Implementation of unary function.
  */
diff --git a/src/operator/tensor/elemwise_sum.cc b/src/operator/tensor/elemwise_sum.cc
index 771efe5a2fbd..041a0be00796 100644
--- a/src/operator/tensor/elemwise_sum.cc
+++ b/src/operator/tensor/elemwise_sum.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file elemwise_sum.cc
  * \brief elementwise sum operator
 */
diff --git a/src/operator/tensor/elemwise_sum.cu b/src/operator/tensor/elemwise_sum.cu
index 8976c49989ca..21a80f6264a4 100644
--- a/src/operator/tensor/elemwise_sum.cu
+++ b/src/operator/tensor/elemwise_sum.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file elemwise_sum.cu
  * \brief elementwise sum operator
 */
diff --git a/src/operator/tensor/elemwise_sum.h b/src/operator/tensor/elemwise_sum.h
index 3d6d72511156..acf73e722b41 100644
--- a/src/operator/tensor/elemwise_sum.h
+++ b/src/operator/tensor/elemwise_sum.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file elemwise_sum.h
  * \brief elementwise sum
  * \author Bing Xu
diff --git a/src/operator/tensor/elemwise_unary_op.h b/src/operator/tensor/elemwise_unary_op.h
index 6e635d954beb..82ecf4f5ad87 100644
--- a/src/operator/tensor/elemwise_unary_op.h
+++ b/src/operator/tensor/elemwise_unary_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file elementwise_unary_op.h
  * \brief Function definition of elementwise unary operators
  */
diff --git a/src/operator/tensor/indexing_op.cc b/src/operator/tensor/indexing_op.cc
index 6fc54fc20842..7d885ad47386 100644
--- a/src/operator/tensor/indexing_op.cc
+++ b/src/operator/tensor/indexing_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file indexing_op.cc
  * \brief
  * \author Siyi Li, Chi Zhang
diff --git a/src/operator/tensor/indexing_op.cu b/src/operator/tensor/indexing_op.cu
index 2aba122f6515..f029f0209957 100644
--- a/src/operator/tensor/indexing_op.cu
+++ b/src/operator/tensor/indexing_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file indexing_op.cu
  * \brief
  * \author Siyi Li, Chi Zhang
diff --git a/src/operator/tensor/indexing_op.h b/src/operator/tensor/indexing_op.h
index 7af5edd157b1..b0f06de9ae48 100644
--- a/src/operator/tensor/indexing_op.h
+++ b/src/operator/tensor/indexing_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file indexing_op.h
  * \brief
  * \author Bing Xu, Siyi Li, Chi Zhang
diff --git a/src/operator/tensor/init_op.cc b/src/operator/tensor/init_op.cc
index 52e488acd950..5be4a2f4211f 100644
--- a/src/operator/tensor/init_op.cc
+++ b/src/operator/tensor/init_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file init_op.cc
  * \brief CPU Implementation of init op
  */
diff --git a/src/operator/tensor/init_op.cu b/src/operator/tensor/init_op.cu
index 4c16a943536a..aeea2895b001 100644
--- a/src/operator/tensor/init_op.cu
+++ b/src/operator/tensor/init_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file init_op.cu
  * \brief GPU Implementation of init op
  */
diff --git a/src/operator/tensor/init_op.h b/src/operator/tensor/init_op.h
index c621f6e9a648..1d30c88011c3 100644
--- a/src/operator/tensor/init_op.h
+++ b/src/operator/tensor/init_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file init_op.h
  * \brief Function definition of initialization op
  */
diff --git a/src/operator/tensor/la_op.cc b/src/operator/tensor/la_op.cc
index 58a15ae1e10e..7083efe2f1cf 100644
--- a/src/operator/tensor/la_op.cc
+++ b/src/operator/tensor/la_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file la_op.cc
  * \brief CPU-Operators for advanced linear algebra.
  */
diff --git a/src/operator/tensor/la_op.h b/src/operator/tensor/la_op.h
index a3231391b651..3d411b2d7188 100644
--- a/src/operator/tensor/la_op.h
+++ b/src/operator/tensor/la_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file la_op.h
  * \brief Operators for advanced linear algebra.
  */
diff --git a/src/operator/tensor/la_op_inline.h b/src/operator/tensor/la_op_inline.h
index f372162a83d3..a508eb773645 100644
--- a/src/operator/tensor/la_op_inline.h
+++ b/src/operator/tensor/la_op_inline.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file la_op_inline.h
  * \brief Operators for advanced linear algebra.
  */
diff --git a/src/operator/tensor/matrix_op-inl.h b/src/operator/tensor/matrix_op-inl.h
index 1f25b94ff3be..367f8de05392 100644
--- a/src/operator/tensor/matrix_op-inl.h
+++ b/src/operator/tensor/matrix_op-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file matrix_op-inl.h
  * \brief Function definition of matrix related operators
  */
@@ -502,7 +503,7 @@ struct SliceDimTwoCsrAssign {
   /*!
    * \brief This function slices a CSRNDArray on axis one between begin_col and end_col
    * \param i           loop index
-   * \param out_idx     output csr ndarray column indices    
+   * \param out_idx     output csr ndarray column indices
    * \param out_data    output csr ndarray data
    * \param out_indptr  output csr ndarray row index pointer
    * \param in_idx      input csr ndarray column indices
diff --git a/src/operator/tensor/matrix_op.cc b/src/operator/tensor/matrix_op.cc
index 97e688078cc8..1bba69a43932 100644
--- a/src/operator/tensor/matrix_op.cc
+++ b/src/operator/tensor/matrix_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file matrix_op.cc
  * \brief CPU Implementation of matrix operations
  */
diff --git a/src/operator/tensor/matrix_op.cu b/src/operator/tensor/matrix_op.cu
index c21a0e7cc33b..30eaf23b10b8 100644
--- a/src/operator/tensor/matrix_op.cu
+++ b/src/operator/tensor/matrix_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file matrix_op.cu
  * \brief GPU Implementation of matrix operations
  */
diff --git a/src/operator/tensor/ordering_op-inl.h b/src/operator/tensor/ordering_op-inl.h
index b491b64cc9a6..606406dfe0bd 100644
--- a/src/operator/tensor/ordering_op-inl.h
+++ b/src/operator/tensor/ordering_op-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file ordering_op-inl.h
  * \brief Function definition of matrix related operators
  */
diff --git a/src/operator/tensor/ordering_op.cc b/src/operator/tensor/ordering_op.cc
index 22712a82b4c9..ebd7c62ec886 100644
--- a/src/operator/tensor/ordering_op.cc
+++ b/src/operator/tensor/ordering_op.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2016 by Contributors
  * \file ordering.cc
  * \brief CPU Implementation of the ordering operations
  */
diff --git a/src/operator/tensor/ordering_op.cu b/src/operator/tensor/ordering_op.cu
index 8e40b4a350d9..d78361448d44 100644
--- a/src/operator/tensor/ordering_op.cu
+++ b/src/operator/tensor/ordering_op.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file matrix_op.cu
  * \brief GPU Implementation of matrix operations
  */
diff --git a/src/operator/tensor/sort_op.h b/src/operator/tensor/sort_op.h
index a0425a5afe1e..3fa95bb660f5 100644
--- a/src/operator/tensor/sort_op.h
+++ b/src/operator/tensor/sort_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  * \file sort_op.h
  * \brief SortByKey function
  */
diff --git a/src/operator/upsampling-inl.h b/src/operator/upsampling-inl.h
index 77ea13bd6ccc..bac9709f4e53 100644
--- a/src/operator/upsampling-inl.h
+++ b/src/operator/upsampling-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file upsampling-inl.h
  * \brief
  * \author Bing Xu
diff --git a/src/operator/upsampling.cc b/src/operator/upsampling.cc
index 653b5709f120..8942e35ab325 100644
--- a/src/operator/upsampling.cc
+++ b/src/operator/upsampling.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file upsampling_nearest.cc
  * \brief
  * \author Bing Xu
diff --git a/src/operator/upsampling.cu b/src/operator/upsampling.cu
index 8152535233e4..f83535a2b2e6 100644
--- a/src/operator/upsampling.cu
+++ b/src/operator/upsampling.cu
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file upsampling_nearest.cc
  * \brief
  * \author Bing Xu
diff --git a/src/optimizer/sgd-inl.h b/src/optimizer/sgd-inl.h
index 01a330bece8c..3c0224d28070 100644
--- a/src/optimizer/sgd-inl.h
+++ b/src/optimizer/sgd-inl.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file sgd-inl.h
  * \brief Operator interface of mxnet.
  * \author Junyuan Xie
diff --git a/src/resource.cc b/src/resource.cc
index 287f3cbb7654..d1038dc57cc4 100644
--- a/src/resource.cc
+++ b/src/resource.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file resource.cc
  * \brief Implementation of resource manager.
  */
diff --git a/src/storage/cpu_device_storage.h b/src/storage/cpu_device_storage.h
index ead00dafbf44..f0dd61f01ac0 100644
--- a/src/storage/cpu_device_storage.h
+++ b/src/storage/cpu_device_storage.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cpu_device_storage.h
  * \brief CPU storage implementation.
  */
diff --git a/src/storage/gpu_device_storage.h b/src/storage/gpu_device_storage.h
index 3c4f732c80dc..f902306cb9f7 100644
--- a/src/storage/gpu_device_storage.h
+++ b/src/storage/gpu_device_storage.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file gpu_device_storage.h
  * \brief GPU storage implementation.
  */
diff --git a/src/storage/naive_storage_manager.h b/src/storage/naive_storage_manager.h
index 2479039cdf49..b05b242a799e 100644
--- a/src/storage/naive_storage_manager.h
+++ b/src/storage/naive_storage_manager.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file naive_storage_manager.h
  * \brief Naive storage manager.
  */
diff --git a/src/storage/pinned_memory_storage.h b/src/storage/pinned_memory_storage.h
index 69e05f7cf90c..0ba7f20c9da9 100644
--- a/src/storage/pinned_memory_storage.h
+++ b/src/storage/pinned_memory_storage.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file cpu_device_storage.h
  * \brief CPU storage with pinned memory
  */
diff --git a/src/storage/pooled_storage_manager.h b/src/storage/pooled_storage_manager.h
index 634e57a8d151..7defa54b6905 100644
--- a/src/storage/pooled_storage_manager.h
+++ b/src/storage/pooled_storage_manager.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  * \file pooled_storage_manager.h
  * \brief Storage manager with a memory pool.
  */
diff --git a/src/storage/storage.cc b/src/storage/storage.cc
index 7a419004831c..ce40daa90449 100644
--- a/src/storage/storage.cc
+++ b/src/storage/storage.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2015 by Contributors
  */
 #include <mxnet/storage.h>
 #include <mshadow/tensor.h>
diff --git a/src/storage/storage_manager.h b/src/storage/storage_manager.h
index 326af4c5900a..15a2c7ecffcb 100644
--- a/src/storage/storage_manager.h
+++ b/src/storage/storage_manager.h
@@ -17,6 +17,12 @@
  * under the License.
  */
 
+/*!
+ * Copyright (c) 2015 by Contributors
+ * \file storage_manager.h
+ * \brief Storage manager.
+ */
+
 #ifndef MXNET_STORAGE_STORAGE_MANAGER_H_
 #define MXNET_STORAGE_STORAGE_MANAGER_H_
 
diff --git a/tests/cpp/engine/threaded_engine_test.cc b/tests/cpp/engine/threaded_engine_test.cc
index 58b7e57a509c..be60ecfc53cf 100644
--- a/tests/cpp/engine/threaded_engine_test.cc
+++ b/tests/cpp/engine/threaded_engine_test.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file threaded_engine_test.cc
  * \brief threaded engine tests
 */
diff --git a/tests/cpp/include/test_op.h b/tests/cpp/include/test_op.h
index cbafe14152c4..bddade083074 100644
--- a/tests/cpp/include/test_op.h
+++ b/tests/cpp/include/test_op.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file test_op.h
  * \brief operator unit test utility functions
  * \author Chris Olivier
diff --git a/tests/cpp/include/test_perf.h b/tests/cpp/include/test_perf.h
index 7971ed7985c5..672b28a4268b 100644
--- a/tests/cpp/include/test_perf.h
+++ b/tests/cpp/include/test_perf.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file test_perf.h
  * \brief operator unit test utility functions
  * \author Chris Olivier
diff --git a/tests/cpp/include/test_util.h b/tests/cpp/include/test_util.h
index 33ca3c47d0c4..edfa2d0660d6 100644
--- a/tests/cpp/include/test_util.h
+++ b/tests/cpp/include/test_util.h
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file test_util.h
  * \brief unit test performance analysis functions
  * \author Chris Olivier
diff --git a/tests/cpp/operator/batchnorm_test.cc b/tests/cpp/operator/batchnorm_test.cc
index 80efbd51a9a9..8f53ee558837 100644
--- a/tests/cpp/operator/batchnorm_test.cc
+++ b/tests/cpp/operator/batchnorm_test.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file batchnorm_test.cc
  * \brief batchnorm operator unit test utility functions
  * \author Chris Olivier
diff --git a/tests/cpp/operator/krprod_test.cc b/tests/cpp/operator/krprod_test.cc
index 31b8ab9dd781..26c2661bc352 100644
--- a/tests/cpp/operator/krprod_test.cc
+++ b/tests/cpp/operator/krprod_test.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2017 by Contributors
  *  \file krprod_test.cc
  *  \brief Test Khatri-Rao product
  *  \author Jencir Lee
diff --git a/tests/cpp/storage/storage_test.cc b/tests/cpp/storage/storage_test.cc
index 8af3984eb40f..269480b83c37 100644
--- a/tests/cpp/storage/storage_test.cc
+++ b/tests/cpp/storage/storage_test.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file storage_test.cc
  * \brief cpu/gpu storage tests
 */
diff --git a/tests/cpp/test_main.cc b/tests/cpp/test_main.cc
index eaf9e3c21910..fff1ca2ebd66 100644
--- a/tests/cpp/test_main.cc
+++ b/tests/cpp/test_main.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ * Copyright (c) 2017 by Contributors
  * \file test_main.cc
  * \brief operator unit test utility functions
  * \author Chris Olivier
diff --git a/tests/python/unittest/test_io.py b/tests/python/unittest/test_io.py
index 2c70358397cf..fa314e0f8b8b 100644
--- a/tests/python/unittest/test_io.py
+++ b/tests/python/unittest/test_io.py
@@ -162,10 +162,10 @@ def test_NDArrayIter_csr():
     csr, _ = rand_sparse_ndarray(shape, 'csr')
     dns = csr.asnumpy()
 
-    # CSRNDArray with last_batch_handle not equal to 'discard' will throw NotImplementedError 
+    # CSRNDArray with last_batch_handle not equal to 'discard' will throw NotImplementedError
     assertRaises(NotImplementedError, mx.io.NDArrayIter, {'data': csr}, dns, batch_size,
                  last_batch_handle='pad')
-    
+
     # CSRNDArray with shuffle
     csr_iter = iter(mx.io.NDArrayIter({'csr_data': csr, 'dns_data': dns}, dns, batch_size,
                     shuffle=True, last_batch_handle='discard'))
@@ -247,7 +247,7 @@ def check_libSVMIter_news_data():
 
     check_libSVMIter_synthetic()
     check_libSVMIter_news_data()
-    
+
 @unittest.skip("test fails intermittently. temporarily disabled till it gets fixed. tracked at https://github.com/apache/incubator-mxnet/issues/7826")
 def test_CSVIter():
     def check_CSVIter_synthetic():
diff --git a/tests/python/unittest/test_kvstore.py b/tests/python/unittest/test_kvstore.py
index fc9e3be3c4b4..174d577556dd 100644
--- a/tests/python/unittest/test_kvstore.py
+++ b/tests/python/unittest/test_kvstore.py
@@ -300,4 +300,4 @@ def check_invalid_key_types_list(kv, key):
     import nose
     nose.runmodule()
 
-    
+
diff --git a/tests/python/unittest/test_module.py b/tests/python/unittest/test_module.py
index 722ba9885c81..a8fb99dfc1c5 100644
--- a/tests/python/unittest/test_module.py
+++ b/tests/python/unittest/test_module.py
@@ -117,7 +117,7 @@ def sym_gen(seq_len):
                 fc  = mx.symbol.FullyConnected(data=fc, weight=weight, bias=bias,
                                                name='dev2_fc_%d' % i, num_hidden=num_hidden)
             sym = mx.symbol.SoftmaxOutput(fc, label, name='softmax')
-        
+
         return sym, ('data',), ('label',)
 
     mod = mx.mod.BucketingModule(sym_gen=sym_gen, default_bucket_key=10, context=[mx.cpu(0)],
diff --git a/tests/python/unittest/test_ndarray.py b/tests/python/unittest/test_ndarray.py
index 5bdadc4a2982..8e1f68fd6243 100644
--- a/tests/python/unittest/test_ndarray.py
+++ b/tests/python/unittest/test_ndarray.py
@@ -586,7 +586,7 @@ def gt_topk(dat, axis, ret_typ, k, is_ascend):
     nd_ret_argsort = mx.nd.argsort(a_nd, axis=None, is_ascend=False).asnumpy()
     gt = gt_topk(a_npy, axis=None, ret_typ="indices", k=5*5*5*5, is_ascend=False)
     assert_almost_equal(nd_ret_argsort, gt)
-    
+
     # test topk with a big shape
     a = mx.nd.arange(0, 54686454, step=1, repeat=1)
     assert_almost_equal(a.topk(k=54686454).asnumpy(), a.asnumpy()[::-1])
diff --git a/tools/coreml/converter/__init__.py b/tools/coreml/converter/__init__.py
index 245692337bc3..13a83393a912 100644
--- a/tools/coreml/converter/__init__.py
+++ b/tools/coreml/converter/__init__.py
@@ -14,4 +14,3 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
-
diff --git a/tools/im2rec.cc b/tools/im2rec.cc
index 856814024037..915b78029c87 100644
--- a/tools/im2rec.cc
+++ b/tools/im2rec.cc
@@ -18,6 +18,7 @@
  */
 
 /*!
+ *  Copyright (c) 2015 by Contributors
  * \file im2rec.cc
  * \brief convert images into image recordio format
  *  Image Record Format: zeropad[64bit] imid[64bit] img-binary-content
diff --git a/tools/license_header.py b/tools/license_header.py
index db67000837b0..e26fd2becabc 100644
--- a/tools/license_header.py
+++ b/tools/license_header.py
@@ -119,13 +119,6 @@ def process_file(fname, action, verbose=True):
     elif action == 'check':
         return False
     _, ext = os.path.splitext(fname)
-    # remove old license
-    if ext == '.h' or ext == '.cc' or ext == '.cu' or ext == '.cpp' \
-        or ext == '.hpp':
-        for i, l in enumerate(lines):
-            if _OLD_LICENSE.match(l.decode('utf-8')):
-                del lines[i]
-                break
     with open(fname, 'wb') as f:
         # shebang line
         if lines[0].startswith(b'#!'):