[
  {
    "_note": "Tritower (img+cd+geom) with the geom tower fed GT contour-rasterized masks instead of UNet predictions. Completes the geometry panel by disentangling 'GT signal is what matters' from 'vector form is what matters'. 10 reps at refugelike.",
    "run_name": "experiments/phase6_v4/tritower_geom_gt",
    "reps": 10,
    "tower_overrides": {
      "geom": { "args": { "seg_source": "gt" } }
    }
  }
]