Installation Prerequisite Python=3.7 Pytorch=1.9.1 CUDA=11.1 Step. 1 Install mmcv-full==1.3.18. pip install mmcv-full==1.3.18 Step. 2 Install mmdetection and mmsegmentation. pip install mmdet==2.14.0 pip install mmsegmentation==0.14.1 Step. 3 Install mmdetection3d==0.17.1. git clone https://github.com/open-mmlab/mmdetection3d.git cd mmdetection3d git checkout v0.17.1 python setup.py install Step. 4 Install detectron2. python -m pip install detectron2 -f \ https://dl.fbaipublicfiles.com/detectron2/wheels/cu111/torch1.9/index.html Step. 5 Install FlashAttention. pip install flash-attn==0.2.2 Step. 6 Clone deepInteraction. git clone https://github.com/fudan-zvg/DeepInteraction.git cd DeepInteraction