{
  "protocol": "ex_hypothesis_protocol_v1",
  "baseline": {
    "hypothesis_id": "gru_baseline",
    "family": "baseline",
    "task_id": "example",
    "capability": {
      "test_accuracy": 0.81,
      "epochs_to_80": 12,
      "area_under_curve": null,
      "param_count": 100000,
      "wall_time_ms": null
    },
    "adaptation": null,
    "retention": {
      "task_a_after_a": null,
      "task_a_after_b": null,
      "forgetting": 0.18
    },
    "elasticity": null,
    "internal": null,
    "notes": null
  },
  "candidates": [
    {
      "run": {
        "hypothesis_id": "gru_adaptive_decay",
        "family": "adaptive_decay",
        "task_id": "example",
        "capability": {
          "test_accuracy": 0.83,
          "epochs_to_80": 9,
          "area_under_curve": null,
          "param_count": 102000,
          "wall_time_ms": null
        },
        "adaptation": null,
        "retention": {
          "task_a_after_a": null,
          "task_a_after_b": null,
          "forgetting": 0.09
        },
        "elasticity": null,
        "internal": {
          "temperature_delta": -0.07,
          "participation_ratio_initial": 1.2,
          "participation_ratio_final": 2.8,
          "surprise_mean": null
        },
        "notes": "Example only. Replace with real experiment output."
      },
      "vs_baseline": {
        "accuracy_delta": 0.019999999999999907,
        "sample_efficiency_delta": 3,
        "forgetting_delta": 0.09,
        "recovery_delta": null,
        "elasticity_gain_delta": null
      },
      "promotion_reasons": ["wins_retention"]
    }
  ]
}