config.json

{
  "model_params": {
    "model_dir": "models/run00",

    "weight_decay": 1e-3,
    "score_threshold": 0.05, "iou_threshold": 0.3, "max_boxes": 200,

    "localization_loss_weight": 1.0, "classification_loss_weight": 1.0,

    "loss_to_use": "classification",
    "loc_loss_weight": 0.0, "cls_loss_weight": 1.0,
    "num_hard_examples": 500, "nms_threshold": 0.99,
    "max_negatives_per_positive": 3.0, "min_negatives_per_image": 30,

    "lr_boundaries": [160000, 200000],
    "lr_values": [0.004, 0.0004, 0.00004]
  },

  "input_pipeline_params": {
    "image_size": [1024, 1024],
    "batch_size": 16,
    "train_dataset": "data/train_shards/",
    "val_dataset": "data/val_shards/",
    "num_steps": 240000
  }
}