config.json

{
  "model_type": "detectron2",
  "architectures": ["MaskRCNN"],
  "num_classes": 3,
  "input_size": [800, 1333],
  "pretrained": false,
  "max_iter": 3000,
  "batch_size": 2,
  "learning_rate": 0.00025,
  "classes": [
    {"name": "background", "id": 0},
    {"name": "Normal", "id": 1},
  ]
}