Do not map code for artefact to unclassified class in order to ignore it

configs/dataset_description/20220607_151_dalles_proto.yaml

@@ -12,7 +12,7 @@ classes_to_drop: [65]
 # Reduced classification dict:
 # classification_preprocessing_dict: {3: 5, 4: 5, 64:1, 65:1, 160: 64, 161: 64, 162: 64}
 # Complete classification dict since some trash classes are leftover.
-classification_preprocessing_dict: {3: 5, 4: 5, 160: 64, 161: 64, 162: 64, 0: 1, 7: 1, 46: 1, 47: 1, 48: 1, 49: 1, 50: 1, 51: 1, 52: 1, 53: 1, 54: 1, 55: 1, 56: 1, 57: 1, 58: 1, 64: 1, 65: 1, 66: 1, 67: 1, 77: 1, 155: 1, 204: 1}
+classification_preprocessing_dict: {3: 5, 4: 5, 160: 64, 161: 64, 162: 64, 0: 1, 7: 1, 46: 1, 47: 1, 48: 1, 49: 1, 50: 1, 51: 1, 52: 1, 53: 1, 54: 1, 55: 1, 56: 1, 57: 1, 58: 1, 64: 1, 66: 1, 67: 1, 77: 1, 155: 1, 204: 1}
 
 # classification_dict = {code_int: name_str, ...} and MUST be sorted (increasing order).
 classification_dict: {1: "unclassified", 2: "ground", 5: vegetation, 6: "building", 9: water, 17: bridge, 64: lasting_above}