{
  "generator": "F6_ChangePoint",
  "family": "F6: Non-stationary",
  "process": "2-regime Change Point AR",
  "params": {
    "regime_1": {
      "phi": 0.3,
      "sigma": 1.0
    },
    "regime_2": {
      "phi": 0.9,
      "sigma": 1.0
    },
    "change_time": 0.5
  },
  "oracle_method": "Piecewise oracle (regime-aware conditional mean)",
  "description": "Piecewise-stationary AR(1) with abrupt regime switch at t=0.5T.",
  "L_star_type": "piecewise_analytic",
  "data_config": {
    "context_length": 192,
    "horizon": 96,
    "total_length": 288,
    "n_channels": 1,
    "n_train": 10000,
    "n_test": 500,
    "seed_train": 42,
    "seed_test": 9999
  },
  "statistics": {
    "train": {
      "n_samples": 10000,
      "length": 288,
      "n_channels": 1,
      "mean": -0.0012669957099932737,
      "std": 1.7828664904174847,
      "min": -10.51780069462398,
      "max": 10.924605978011188
    },
    "test": {
      "n_samples": 500,
      "length": 288,
      "n_channels": 1,
      "mean": -0.0014998682805366674,
      "std": 1.803740062573121,
      "min": -8.979541147390522,
      "max": 10.122926326837256
    }
  }
}