getSubsetFromCOCO You can get the subset(interested categories) from COCO dataset with google Colab and gloucv library coco.names class label file utils folder used for drawing operations from YOLOV3 train2017 The number of category in train2017 The number of category in subset of train2017([0,1,2,3,5,7]-->[person, bicycle, car, motorbike, bus, truck]) val2014 The number of category in val2014 The number of category in subset of val2014([0,1,2,3,5,7]-->[person, bicycle, car, motorbike, bus, truck])