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rpotter6298 280060db82 Add new regression and ensemble experiment configurations for V2-M and OrthoBridge
- Introduced multiple regression experiment configurations targeting vf_md, including:
  - cd_solo_reg_set.json: CD tower only regression setup.
  - img_solo_reg_set.json: Image tower only regression setup.
  - reg_head_epoch_sweep.json: Baseline regression sweeps at different epochs (50, 75, 100).
  - reg_head_set.json: Various regression setups including baseline and OrthoBridge configurations.
  - single_eye_reg.json: Single-eye regression setup for worst-eye aggregation analysis.

- Added ensemble configurations for OrthoBridge with different inner bridges:
  - ortho_alts_ensemble.json: Ensemble tests with ConcatBridge, PairwiseAdditiveBridge, and GatedAdditiveBridge.
  - ortho_alts_tritower.json: Tritower tests with the same inner bridges.

- Created V2-M specific configurations:
  - baseline_reg_nt50.json: Regression baseline with V2-M backbone.
  - geom_vec_gt.json and geom_vec_unet.json: Geometry vector injection experiments with V2-M.
  - single_l1_bridges.json: Single-eye ensemble experiments with various bridge types.
  - tritower_geom_gt.json: Tritower setup with GT contour-rasterized masks.

- Promoted existing experiments to higher repetitions for robustness.
2026-06-11 15:08:20 +02:00

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[
{
"_note": "Tritower (img + cd + geom) at the new img backbone. 10 reps — definite test, establishes whether the geom tower adds value over img+cd.",
"run_name": "experiments/refuge_v2m_baseline/tritower",
"reps": 10,
"tower_overrides": {
"img": { "args": { "backbone": "refuge_efficientnet_v2_m", "freeze_ratio": 0.0 } }
}
},
{
"_note": "Tritower + OrthoBridge w=0.1 (best ortho weight from earlier sweep) wrapping Hadamard inner. Bumped to 10 reps after 3-rep showed 0.9059 with tight std — wanted to confirm against plain tritower's 0.9040.",
"run_name": "experiments/refuge_v2m_baseline/tritower_ortho_w0.1",
"reps": 10,
"tower_overrides": {
"img": { "args": { "backbone": "refuge_efficientnet_v2_m", "freeze_ratio": 0.0 } }
},
"stage_overrides": {
"nt": {
"module": "v4.classes.bridges.ortho_bridge",
"class": "OrthoBridge",
"args": {
"fusion_dim": 256,
"ortho_weight": 0.1,
"inner_module": "v4.classes.bridges.fusion_bridge",
"inner_class": "FusionBridge",
"inner_args": { "fusion_dim": 256 }
}
}
}
},
{
"_note": "Tritower + bottleneck (fusion_dim=8) — tests whether the strong img backbone can survive aggressive bottlenecking.",
"run_name": "experiments/refuge_v2m_baseline/tritower_bottleneck",
"reps": 3,
"tower_overrides": {
"img": { "args": { "backbone": "refuge_efficientnet_v2_m", "freeze_ratio": 0.0 } }
},
"stage_overrides": {
"nt": { "args": { "fusion_dim": 8 } }
}
}
]