instance-segementation

use facebookresearch to instance segementation

reference:https://github.com/facebookresearch/detectron2?fbclid=IwAR2cnF5xjXHc8I8FkqVOXAoug9H079nkFxEv_-HBQZS38WxnTPkDm-MjrEg

Step 1: install facebookresreach following the step in the reference. Step 2: Prepare your dataset as coco format will be better. Step 3: use your dataset to train. Step 4: evaluation using the trained model.