{
  "bench_version": 1,
  "track": "dynamics",
  "model": "rnn_small",
  "metric_direction": "lower is better",
  "n_seeds": 8,
  "baseline": {
    "best_cfg": {
      "lr": 0.01,
      "epochs": 10,
      "k": 0.0
    },
    "sweep": [
      {
        "cfg": {
          "lr": 0.001,
          "epochs": 10,
          "k": 0.0
        },
        "result": {
          "mean": 0.18850252870470285,
          "std": 0.09844521870499254,
          "per_seed": [
            0.2647189795970917,
            0.2680639326572418,
            0.05886165052652359,
            0.11395366489887238,
            0.17393222451210022,
            0.36622312664985657,
            0.08291985094547272,
            0.17934679985046387
          ],
          "n": 8
        }
      },
      {
        "cfg": {
          "lr": 0.003,
          "epochs": 10,
          "k": 0.0
        },
        "result": {
          "mean": 0.010191879409831017,
          "std": 0.004210917599331909,
          "per_seed": [
            0.005354649852961302,
            0.005063467659056187,
            0.012440202757716179,
            0.017969045788049698,
            0.01297833863645792,
            0.007027691230177879,
            0.012447123415768147,
            0.008254515938460827
          ],
          "n": 8
        }
      },
      {
        "cfg": {
          "lr": 0.01,
          "epochs": 10,
          "k": 0.0
        },
        "result": {
          "mean": 0.003416259671212174,
          "std": 0.0007808474461952083,
          "per_seed": [
            0.0038322454784065485,
            0.003838583827018738,
            0.004478443879634142,
            0.0032678311690688133,
            0.003483000909909606,
            0.0030872197821736336,
            0.0016336649423465133,
            0.0037090873811393976
          ],
          "n": 8
        }
      }
    ],
    "harness_tuning": {
      "best_cfg": {
        "lr": 0.01,
        "epochs": 10,
        "k": 0.0
      },
      "sweep": [
        {
          "cfg": {
            "lr": 0.001,
            "epochs": 10,
            "k": 0.0
          },
          "mean": 0.17639955691993237
        },
        {
          "cfg": {
            "lr": 0.003,
            "epochs": 10,
            "k": 0.0
          },
          "mean": 0.010206841514445841
        },
        {
          "cfg": {
            "lr": 0.01,
            "epochs": 10,
            "k": 0.0
          },
          "mean": 0.0038542760885320604
        }
      ],
      "full": {
        "mean": 0.003416259671212174,
        "std": 0.0007808474461952083,
        "per_seed": [
          0.0038322454784065485,
          0.003838583827018738,
          0.004478443879634142,
          0.0032678311690688133,
          0.003483000909909606,
          0.0030872197821736336,
          0.0016336649423465133,
          0.0037090873811393976
        ],
        "n": 8
      }
    },
    "full": {
      "mean": 0.003416259671212174,
      "std": 0.0007808474461952083,
      "per_seed": [
        0.0038322454784065485,
        0.003838583827018738,
        0.004478443879634142,
        0.0032678311690688133,
        0.003483000909909606,
        0.0030872197821736336,
        0.0016336649423465133,
        0.0037090873811393976
      ],
      "n": 8
    }
  },
  "idea": {
    "mean": 0.002392302827502135,
    "std": 0.0015345376265231531,
    "per_seed": [
      0.0014558794209733605,
      0.002402462065219879,
      0.0027061353903263807,
      0.001609530416317284,
      0.0019438277231529355,
      0.0027547706849873066,
      0.0003203718806616962,
      0.005945445038378239
    ],
    "n": 8
  },
  "comparison": {
    "delta_mean": -0.0010239568437100388,
    "idea_wins": 7,
    "n_pairs": 8,
    "per_seed_diffs": [
      -0.002376366057433188,
      -0.0014361217617988586,
      -0.0017723084893077612,
      -0.0016583007527515292,
      -0.0015391731867566705,
      -0.000332449097186327,
      -0.001313293061684817,
      0.002236357657238841
    ],
    "p_value": 0.1057,
    "mde": 0.0012000360968298309,
    "mde_rel_pct": 35.12719208502169,
    "verdict": "no significant win",
    "system_worked": false
  },
  "mechanism_signature": {
    "math_check": {
      "predicted_boundary": 0.1499999999999999,
      "observed_boundary": 0.1499999999999999,
      "max_abs_slope_error": 1.1102230246251565e-16,
      "passed": true
    },
    "idea_sweep": [
      {
        "cfg": {
          "lr": 0.001,
          "epochs": 10,
          "k": 0.05
        },
        "result": {
          "mean": 0.22941934876143932,
          "std": 0.10325000200323692,
          "per_seed": [
            0.29764461517333984,
            0.26714083552360535,
            0.0848923772573471,
            0.19724982976913452,
            0.210689976811409,
            0.4287005066871643,
            0.09971201419830322,
            0.24932463467121124
          ],
          "n": 8
        }
      },
      {
        "cfg": {
          "lr": 0.003,
          "epochs": 10,
          "k": 0.1
        },
        "result": {
          "mean": 0.010696535755414516,
          "std": 0.004646521743264224,
          "per_seed": [
            0.003972996026277542,
            0.006377296522259712,
            0.015556089580059052,
            0.014911942183971405,
            0.009622597135603428,
            0.01697155274450779,
            0.005784574430435896,
            0.012375237420201302
          ],
          "n": 8
        }
      },
      {
        "cfg": {
          "lr": 0.01,
          "epochs": 10,
          "k": 0.2
        },
        "result": {
          "mean": 0.002392302827502135,
          "std": 0.0015345376265231531,
          "per_seed": [
            0.0014558794209733605,
            0.002402462065219879,
            0.0027061353903263807,
            0.001609530416317284,
            0.0019438277231529355,
            0.0027547706849873066,
            0.0003203718806616962,
            0.005945445038378239
          ],
          "n": 8
        }
      }
    ],
    "mechanism_signature": {
      "prediction": "positive coupling should reduce latent synchrony residuals; transverse map has multiplier near 1-k",
      "trained_test_mse": 0.0014558794209733605,
      "observed_residual_start": 0.8435457944869995,
      "observed_residual_final": 2.192122459411621,
      "observed_residual_ratio": 2.5987000038831995,
      "observed_input_output_jacobian": 0.40619704127311707,
      "confirmed": false
    }
  },
  "protocol_notes": "Matched built-in actuated-pendulum dynamics track; both systems use the same GRUCell/head and lr union, with only reference coupling and synchrony loss added for the idea."
}