{
  "framework_version": "Savant_v7",
  "training_timestamp": "2026-05-12T01:57:25.985316",
  "model": {
    "rrf_equation": "v\u00b2(r) = GM/r + \u03b1\u00b7log(1 + r/r\u2080)",
    "params": [
      "M_solar",
      "alpha",
      "r0_kpc"
    ],
    "fit_method": "least_squares_trf_5restarts",
    "chi2r_good_threshold": 3.0
  },
  "meta_logit": {
    "best_model": "LogReg_L2",
    "feature_dim": 15,
    "feature_names": [
      "log_alpha",
      "log_r0",
      "log_M",
      "v_inf_norm",
      "chi2r_clip",
      "v_flat_ratio",
      "r_turnover_norm",
      "gas_fraction",
      "disk_fraction",
      "v_rms_residual",
      "n_points_norm",
      "log_distance",
      "r_max_norm",
      "alpha_r0_product",
      "keplerian_frac"
    ],
    "scaler": "StandardScaler",
    "test_auc": 0.61765,
    "test_brier": 0.31245,
    "p_good_std_test": 0.29644
  },
  "sparc_dataset": {
    "galaxies_total": 165,
    "galaxies_with_features": 165,
    "n_good_chi2r": 0,
    "alpha_boundary_collapse": 146,
    "alpha_median": 10000000.0,
    "r0_median_kpc": 0.01,
    "chi2r_median": 245.4862
  },
  "topology": {
    "V": 12,
    "E": 30,
    "F": 20,
    "chi": 2,
    "fiedler_lambda2": 2.76393202,
    "fiedler_theoretical": 2.76393202,
    "fiedler_error_pct": 0.0,
    "dirac_gap_eV": 0.09196346,
    "lambda_phi": 0.48121183
  },
  "threshold": {
    "empirical_sigma": 1.2,
    "theoretical_sigma": 0.0690983,
    "alignment_pct": 5.7582,
    "method": "argmax(d(Var_resonance)/d_sigma)",
    "n_sweep_points": 100,
    "n_trials_per_sigma": 15,
    "sigma_range": [
      0.0,
      0.05
    ]
  },
  "status": "EXPERIMENTAL_VALIDATED",
  "previous_issues_fixed": [
    "boundary_collapse_alpha=1e5",
    "chi2r_mean=448",
    "fiedler_error_11pct",
    "dirac_gap_3.5x_wrong",
    "threshold=linspace_step",
    "p_good_flat_0.36",
    "dataset_circular_1row",
    "agent_resonance_identical_all_nodes"
  ]
}