model/model_metadata.json

{
  "target": "auction_price_rs_per_kg",
  "cat_cols": [
    "grade",
    "season"
  ],
  "num_cols": [
    "rainfall_mm",
    "temperature_c",
    "production_kg",
    "exports_kg",
    "fuel_index",
    "inflation_yoy_pct",
    "price_lag_1w_rs",
    "price_lag_4w_rs",
    "price_lag_12w_rs",
    "price_lag_48w_rs",
    "price_rollmean_4w_rs",
    "price_rollmean_12w_rs",
    "price_rollmean_48w_rs",
    "month_sin",
    "month_cos",
    "week_in_month",
    "month",
    "year"
  ],
  "report_user_inputs": {
    "required": [
      "grade"
    ],
    "optional_overrides": [
      "rainfall_mm",
      "temperature_c",
      "production_kg",
      "exports_kg",
      "fuel_index",
      "inflation_yoy_pct"
    ],
    "seasonality": "season (auto from date, can override)"
  },
  "internal_auto_features": [
    "price_lag_1w_rs",
    "price_lag_4w_rs",
    "price_lag_12w_rs",
    "price_lag_48w_rs",
    "price_rollmean_4w_rs",
    "price_rollmean_12w_rs",
    "price_rollmean_48w_rs",
    "month_sin",
    "month_cos",
    "week_in_month",
    "month",
    "year"
  ],
  "validation_metrics": {
    "MAE": 236.42255651770014,
    "RMSE": 264.914076185626,
    "R2": -1.446572736879666,
    "MAPE_%": 14.561939423976408
  },
  "test_metrics": {
    "MAE": 235.94937865586834,
    "RMSE": 270.28251148948794,
    "R2": -0.43772939567736135,
    "MAPE_%": 17.654617690880166
  }
}