{
  "device": "cuda",
  "seed": 559,
  "train_seconds": 2.990062952041626,
  "math_algebra_max_error": 1.6689300537109375e-06,
  "constructed_width": 48,
  "merged_width": 24,
  "width_reduction_factor": 2.0,
  "probe_max_abs_function_error": 1.430511474609375e-06,
  "probe_rmse_function_error": 2.1097835656291863e-07,
  "val_mse_redundant": 0.019573688507080078,
  "val_mse_merged": 0.01957368478178978,
  "val_mse_compact": 0.01957368291914463,
  "jacobian_mean_norm_redundant": 1.3525495529174805,
  "jacobian_mean_norm_merged": 1.3525495529174805,
  "params_redundant": 147,
  "params_merged": 75,
  "note": "The redundant model is an exact coefficient-split reparameterization of a trained compact model; this isolates the claimed merger phenomenon rather than claiming spontaneous duplicate discovery."
}