models/tplus1_summary.json

{
  "target": "T+1 NIFTY 50 close greater than T 14:20 close",
  "exchange_instrument": "NSE NIFTY 50 index",
  "window_start": "14:00",
  "window_end": "14:20",
  "lookback_days_requested": 1000,
  "supervised_rows": 1000,
  "train_rows": 660,
  "valid_rows": 150,
  "test_rows": 190,
  "train_start": "2022-04-28",
  "train_end": "2024-12-31",
  "valid_start": "2025-01-01",
  "valid_end": "2025-08-06",
  "test_start": "2025-08-07",
  "test_end": "2026-05-20",
  "model_name": "logistic_regression_l1_C0.35_balanced",
  "threshold": 0.578,
  "validation_accuracy": 0.66,
  "test_accuracy": 0.6368421052631579,
  "baseline_test_accuracy": 0.5052631578947369,
  "validation_auc": 0.5085348506401137,
  "test_auc": 0.54864804964539,
  "test_log_loss": 0.715200083567372,
  "test_brier": 0.2580990249203714,
  "accuracy_goal": 0.63,
  "accuracy_goal_met_on_test": true,
  "feature_count": 40,
  "latest_input_date": "2026-05-21",
  "latest_window_rows": 21,
  "latest_forecast_for": "next trading session after 2026-05-21",
  "latest_prob_up": 0.620604654276822,
  "latest_prediction": "UP",
  "latest_confidence": 0.620604654276822,
  "decision_overlay": "prev_target_mean10_le_0.4_up;m02_range_1m_ge_0.000479116_up",
  "top_features": 40
}