[
  {
    "_note": "EfficientNet-B7 (ImageNet-pretrained, torchvision) vs the refugelike resnet50 img backbone. Otherwise identical to experiments/tri_v1/baseline_ensemble.",
    "run_name": "experiments/efficientnet/baseline_efficientnet_b7",
    "reps": 3,
    "tower_overrides": {
      "img": {
        "args": {
          "backbone": "efficientnet_b7",
          "freeze_ratio": 0.0
        }
      }
    }
  },

  {
    "_note": "Same architecture, freeze the first 40% of B7 blocks (keep low-level ImageNet filters fixed since fundus is out-of-distribution).",
    "run_name": "experiments/efficientnet/baseline_efficientnet_b7_freeze40",
    "reps": 3,
    "tower_overrides": {
      "img": {
        "args": {
          "backbone": "efficientnet_b7",
          "freeze_ratio": 0.4
        }
      }
    }
  }
]