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  "config": {
    "steps": 3000,
    "batch": 16,
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    "seed": 0,
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    "optimizer": "torch.optim.Adam wd=0"
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      "final_loss_ma50": 0.10553,
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      "peak_mem_gb": 11.17
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    "gates": {
      "gate_mean": 0.07003,
      "gate_min": 0.03646,
      "gate_max": 0.09857
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    "round_trip": {
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      "shuffled": 0.5637,
      "cond_minus_shuffled": 0.2172
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  "lora_r32": {
    "n_params": 3182592,
    "train": {
      "steps": 3000,
      "final_loss_ma50": 0.10699,
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  "verdict": {
    "relay_beats_frozen": true,
    "relay_vs_lora": "relay",
    "param_ratio": 1.014,
    "note": "core epred substrate; prereg relay >= lora; 1-seed CANDIDATE"
  }
}