{
  "name": "zenfro-v4-grammar-of-time",
  "description": "cascade-v21 backbone + Grammar of Time (~25%) with horizon/motif productions for 4096→64 forecast skill. Coupled calendars, heavy/SV integrated, TSMixup, prefix pad.",
  "min_length": 4096,
  "max_length": 4096,
  "tr_hi_frac": 0.25,
  "tr_exc_lo": 0.4,
  "tr_exc_hi": 2.5,
  "gr_exc_lo": 0.3,
  "gr_exc_hi": 1.5,
  "sa_clean_frac": 0.4,
  "sa_clean_lo": 0.02,
  "sa_clean_hi": 0.12,
  "integrated_heavy_frac": 0.15,
  "integrated_sv_frac": 0.15,
  "got_depth": 3,
  "got_mul_frac": 0.35,
  "got_splice_cuts": 2,
  "got_nest_ratio": 6.0,
  "got_causal_lag_frac": 0.08,
  "got_horizon_steps": 64,
  "got_motif_max": 96,
  "artifact_scale": 1.0,
  "augment": {
    "tsmixup": 0.04,
    "pad_prefix": 0.03
  },
  "family_weights": {
    "trend_seasonal_ar": 0.10,
    "regime_shift": 0.10,
    "multiplicative": 0.06,
    "ar2": 0.11,
    "integrated": 0.09,
    "threshold_ar": 0.05,
    "chaotic": 0.02,
    "spectral_gp": 0.055,
    "long_memory": 0.045,
    "ou_stochastic_vol": 0.075,
    "physical_sensors": 0.01,
    "seasonal_counts": 0.015,
    "intermittent": 0.01,
    "pulse_outlier": 0.01,
    "got_compose": 0.065,
    "got_splice": 0.045,
    "got_nested": 0.04,
    "got_causal": 0.03,
    "got_horizon": 0.04,
    "got_motif": 0.03
  }
}