[
  {
    "_note": "S1 V2-M: ensemble + UNet-derived geometry vector injection at refuge V2-M.",
    "run_name": "experiments/v2m_variants/ensemble_geom_vec_unet_v2m",
    "reps": 10,
    "tower_overrides": {
      "img": { "args": { "backbone": "refuge_efficientnet_v2_m", "freeze_ratio": 0.0 } }
    }
  }
]