{ "timestamp": "2026-03-03T00:18:08.479636", "data_path": "data/combined_15m.parquet", "n_trials_total": 50, "n_trials_complete": 38, "elapsed_sec": 25.1, "baseline": { "auc": 0.945518, "fold_aucs": [ 0.980159, 0.936207, 0.946429, 0.956609, 0.908186 ] }, "best_trial": { "number": 13, "auc": 0.962237, "fold_aucs": [ 0.982143, 0.974138, 0.96131, 0.963284, 0.93031 ], "params": { "n_estimators": 195, "learning_rate": 0.033934, "max_depth": 3, "num_leaves": 7, "min_child_samples": 11, "subsample": 0.998659, "colsample_bytree": 0.837233, "reg_alpha": 0.007008, "reg_lambda": 0.80039, "weight_scale": 0.718348 } }, "all_trials": [ { "number": 0, "auc": 0.881278, "fold_aucs": [ 0.957341, 0.827586, 0.859127, 0.913885, 0.848451 ], "params": { "n_estimators": 287, "learning_rate": 0.172547, "max_depth": 6, "num_leaves": 21, "min_child_samples": 16, "subsample": 0.577997, "colsample_bytree": 0.529042, "reg_alpha": 0.291544, "reg_lambda": 0.025378, "weight_scale": 1.562109 } }, { "number": 1, "auc": 0.890038, "fold_aucs": [ 0.917659, 0.853448, 0.860119, 0.911883, 0.90708 ], "params": { "n_estimators": 110, "learning_rate": 0.18276, "max_depth": 6, "num_leaves": 12, "min_child_samples": 17, "subsample": 0.591702, "colsample_bytree": 0.652121, "reg_alpha": 0.012561, "reg_lambda": 0.005343, "weight_scale": 0.936844 } }, { "number": 2, "auc": 0.949763, "fold_aucs": [ 0.975198, 0.955172, 0.929563, 0.951936, 0.936947 ], "params": { "n_estimators": 406, "learning_rate": 0.015187, "max_depth": 3, "num_leaves": 7, "min_child_samples": 25, "subsample": 0.728035, "colsample_bytree": 0.892588, "reg_alpha": 0.000629, "reg_lambda": 0.011401, "weight_scale": 1.388622 } }, { "number": 3, "auc": 0.960259, "fold_aucs": [ 0.973214, 0.972414, 0.962302, 0.961949, 0.931416 ], "params": { "n_estimators": 123, "learning_rate": 0.061721, "max_depth": 3, "num_leaves": 7, "min_child_samples": 12, "subsample": 0.974443, "colsample_bytree": 0.982816, "reg_alpha": 0.171234, "reg_lambda": 0.001654, "weight_scale": 0.646508 } }, { "number": 4, "auc": 0.928066, "fold_aucs": [ 0.96131, 0.924138, 0.881944, 0.949266, 0.923673 ], "params": { "n_estimators": 442, "learning_rate": 0.037381, "max_depth": 2, "num_leaves": 7, "min_child_samples": 30, "subsample": 0.517194, "colsample_bytree": 0.95466, "reg_alpha": 0.001084, "reg_lambda": 0.044678, "weight_scale": 0.967567 } }, { "number": 6, "auc": 0.957146, "fold_aucs": [ 0.974206, 0.967241, 0.964286, 0.94526, 0.934735 ], "params": { "n_estimators": 144, "learning_rate": 0.017988, "max_depth": 2, "num_leaves": 7, "min_child_samples": 23, "subsample": 0.694339, "colsample_bytree": 0.635675, "reg_alpha": 0.206514, "reg_lambda": 0.002673, "weight_scale": 0.921402 } }, { "number": 10, "auc": 0.955109, "fold_aucs": [ 0.980159, 0.963793, 0.944444, 0.957944, 0.929204 ], "params": { "n_estimators": 573, "learning_rate": 0.072069, "max_depth": 4, "num_leaves": 10, "min_child_samples": 10, "subsample": 0.953832, "colsample_bytree": 0.803721, "reg_alpha": 0.783021, "reg_lambda": 0.000165, "weight_scale": 0.518467 } }, { "number": 11, "auc": 0.955999, "fold_aucs": [ 0.972222, 0.968966, 0.963294, 0.935247, 0.940265 ], "params": { "n_estimators": 107, "learning_rate": 0.010601, "max_depth": 4, "num_leaves": 10, "min_child_samples": 39, "subsample": 0.674633, "colsample_bytree": 0.713556, "reg_alpha": 0.101314, "reg_lambda": 0.00073, "weight_scale": 0.884796 } }, { "number": 12, "auc": 0.961643, "fold_aucs": [ 0.982143, 0.975862, 0.96131, 0.955274, 0.933628 ], "params": { "n_estimators": 202, "learning_rate": 0.028168, "max_depth": 3, "num_leaves": 7, "min_child_samples": 11, "subsample": 0.813821, "colsample_bytree": 0.804581, "reg_alpha": 0.123899, "reg_lambda": 0.963976, "weight_scale": 0.756806 } }, { "number": 13, "auc": 0.962237, "fold_aucs": [ 0.982143, 0.974138, 0.96131, 0.963284, 0.93031 ], "params": { "n_estimators": 195, "learning_rate": 0.033934, "max_depth": 3, "num_leaves": 7, "min_child_samples": 11, "subsample": 0.998659, "colsample_bytree": 0.837233, "reg_alpha": 0.007008, "reg_lambda": 0.80039, "weight_scale": 0.718348 } }, { "number": 14, "auc": 0.955245, "fold_aucs": [ 0.97619, 0.953448, 0.954365, 0.955274, 0.936947 ], "params": { "n_estimators": 192, "learning_rate": 0.030593, "max_depth": 5, "num_leaves": 29, "min_child_samples": 17, "subsample": 0.816544, "colsample_bytree": 0.834176, "reg_alpha": 0.003466, "reg_lambda": 0.986754, "weight_scale": 0.756525 } }, { "number": 18, "auc": 0.952004, "fold_aucs": [ 0.970238, 0.974138, 0.934524, 0.948598, 0.932522 ], "params": { "n_estimators": 305, "learning_rate": 0.020628, "max_depth": 3, "num_leaves": 7, "min_child_samples": 30, "subsample": 0.805025, "colsample_bytree": 0.811092, "reg_alpha": 0.030472, "reg_lambda": 0.060485, "weight_scale": 0.742345 } }, { "number": 19, "auc": 0.945576, "fold_aucs": [ 0.970238, 0.92931, 0.947421, 0.950601, 0.93031 ], "params": { "n_estimators": 178, "learning_rate": 0.032592, "max_depth": 7, "num_leaves": 15, "min_child_samples": 19, "subsample": 0.851136, "colsample_bytree": 0.889244, "reg_alpha": 0.00825, "reg_lambda": 0.382047, "weight_scale": 1.096476 } }, { "number": 20, "auc": 0.956178, "fold_aucs": [ 0.972222, 0.968966, 0.967262, 0.93992, 0.932522 ], "params": { "n_estimators": 230, "learning_rate": 0.010354, "max_depth": 2, "num_leaves": 7, "min_child_samples": 28, "subsample": 0.643599, "colsample_bytree": 0.69846, "reg_alpha": 0.724586, "reg_lambda": 0.445406, "weight_scale": 1.924443 } }, { "number": 21, "auc": 0.958673, "fold_aucs": [ 0.977183, 0.974138, 0.955357, 0.955274, 0.931416 ], "params": { "n_estimators": 135, "learning_rate": 0.059057, "max_depth": 3, "num_leaves": 7, "min_child_samples": 11, "subsample": 0.984802, "colsample_bytree": 0.999758, "reg_alpha": 0.110245, "reg_lambda": 0.000615, "weight_scale": 0.629017 } }, { "number": 22, "auc": 0.952896, "fold_aucs": [ 0.975198, 0.955172, 0.945437, 0.953939, 0.934735 ], "params": { "n_estimators": 166, "learning_rate": 0.047677, "max_depth": 4, "num_leaves": 9, "min_child_samples": 14, "subsample": 0.951523, "colsample_bytree": 0.775131, "reg_alpha": 0.054136, "reg_lambda": 0.000609, "weight_scale": 0.505294 } }, { "number": 26, "auc": 0.948102, "fold_aucs": [ 0.972222, 0.967241, 0.909722, 0.953271, 0.938053 ], "params": { "n_estimators": 264, "learning_rate": 0.037752, "max_depth": 3, "num_leaves": 7, "min_child_samples": 19, "subsample": 0.847215, "colsample_bytree": 0.707287, "reg_alpha": 0.000456, "reg_lambda": 0.117759, "weight_scale": 0.702265 } }, { "number": 27, "auc": 0.960644, "fold_aucs": [ 0.983135, 0.975862, 0.959325, 0.951268, 0.933628 ], "params": { "n_estimators": 150, "learning_rate": 0.026025, "max_depth": 5, "num_leaves": 13, "min_child_samples": 13, "subsample": 0.968719, "colsample_bytree": 0.793273, "reg_alpha": 0.424178, "reg_lambda": 0.000274, "weight_scale": 0.594074 } }, { "number": 28, "auc": 0.947018, "fold_aucs": [ 0.975198, 0.943103, 0.93254, 0.953939, 0.93031 ], "params": { "n_estimators": 315, "learning_rate": 0.023676, "max_depth": 5, "num_leaves": 13, "min_child_samples": 15, "subsample": 0.776428, "colsample_bytree": 0.791249, "reg_alpha": 0.469426, "reg_lambda": 0.00026, "weight_scale": 0.843549 } }, { "number": 29, "auc": 0.951175, "fold_aucs": [ 0.97619, 0.955172, 0.936508, 0.953271, 0.934735 ], "params": { "n_estimators": 157, "learning_rate": 0.030046, "max_depth": 7, "num_leaves": 19, "min_child_samples": 17, "subsample": 0.910632, "colsample_bytree": 0.830932, "reg_alpha": 0.445394, "reg_lambda": 0.019661, "weight_scale": 1.24435 } }, { "number": 30, "auc": 0.955696, "fold_aucs": [ 0.975198, 0.967241, 0.957341, 0.950601, 0.928097 ], "params": { "n_estimators": 269, "learning_rate": 0.01861, "max_depth": 5, "num_leaves": 12, "min_child_samples": 19, "subsample": 0.859116, "colsample_bytree": 0.752797, "reg_alpha": 0.055879, "reg_lambda": 0.574071, "weight_scale": 0.535081 } }, { "number": 31, "auc": 0.960141, "fold_aucs": [ 0.981151, 0.981034, 0.955357, 0.957276, 0.925885 ], "params": { "n_estimators": 138, "learning_rate": 0.047509, "max_depth": 4, "num_leaves": 8, "min_child_samples": 12, "subsample": 0.970553, "colsample_bytree": 0.858844, "reg_alpha": 0.207831, "reg_lambda": 0.001156, "weight_scale": 0.636219 } }, { "number": 32, "auc": 0.959067, "fold_aucs": [ 0.973214, 0.97931, 0.960317, 0.956609, 0.925885 ], "params": { "n_estimators": 204, "learning_rate": 0.034128, "max_depth": 3, "num_leaves": 7, "min_child_samples": 10, "subsample": 0.990294, "colsample_bytree": 0.668185, "reg_alpha": 0.132779, "reg_lambda": 0.000305, "weight_scale": 0.689791 } }, { "number": 33, "auc": 0.945541, "fold_aucs": [ 0.972222, 0.932759, 0.940476, 0.951936, 0.93031 ], "params": { "n_estimators": 123, "learning_rate": 0.057233, "max_depth": 5, "num_leaves": 14, "min_child_samples": 15, "subsample": 0.959848, "colsample_bytree": 0.774138, "reg_alpha": 0.019774, "reg_lambda": 0.004192, "weight_scale": 0.595831 } }, { "number": 34, "auc": 0.960069, "fold_aucs": [ 0.979167, 0.977586, 0.959325, 0.957276, 0.926991 ], "params": { "n_estimators": 165, "learning_rate": 0.026454, "max_depth": 4, "num_leaves": 9, "min_child_samples": 12, "subsample": 0.935467, "colsample_bytree": 0.908196, "reg_alpha": 0.303446, "reg_lambda": 0.00031, "weight_scale": 1.015085 } }, { "number": 35, "auc": 0.953693, "fold_aucs": [ 0.972222, 0.963793, 0.94246, 0.951936, 0.938053 ], "params": { "n_estimators": 217, "learning_rate": 0.042329, "max_depth": 3, "num_leaves": 7, "min_child_samples": 17, "subsample": 0.868631, "colsample_bytree": 0.998394, "reg_alpha": 0.83606, "reg_lambda": 0.0001, "weight_scale": 1.778365 } }, { "number": 37, "auc": 0.945018, "fold_aucs": [ 0.967262, 0.943103, 0.925595, 0.956609, 0.932522 ], "params": { "n_estimators": 509, "learning_rate": 0.021241, "max_depth": 3, "num_leaves": 7, "min_child_samples": 13, "subsample": 0.608005, "colsample_bytree": 0.875335, "reg_alpha": 0.001457, "reg_lambda": 0.013936, "weight_scale": 0.931614 } }, { "number": 38, "auc": 0.936806, "fold_aucs": [ 0.97123, 0.934483, 0.921627, 0.931909, 0.924779 ], "params": { "n_estimators": 395, "learning_rate": 0.01404, "max_depth": 6, "num_leaves": 17, "min_child_samples": 27, "subsample": 0.998723, "colsample_bytree": 0.517104, "reg_alpha": 0.121542, "reg_lambda": 0.047002, "weight_scale": 1.645833 } }, { "number": 39, "auc": 0.957609, "fold_aucs": [ 0.979167, 0.953448, 0.96379, 0.950267, 0.941372 ], "params": { "n_estimators": 146, "learning_rate": 0.016559, "max_depth": 2, "num_leaves": 7, "min_child_samples": 21, "subsample": 0.707401, "colsample_bytree": 0.964457, "reg_alpha": 0.000503, "reg_lambda": 0.007753, "weight_scale": 0.603336 } }, { "number": 40, "auc": 0.947198, "fold_aucs": [ 0.973214, 0.925862, 0.940476, 0.957276, 0.939159 ], "params": { "n_estimators": 115, "learning_rate": 0.069483, "max_depth": 4, "num_leaves": 8, "min_child_samples": 16, "subsample": 0.757013, "colsample_bytree": 0.825208, "reg_alpha": 0.255312, "reg_lambda": 0.233796, "weight_scale": 0.871989 } }, { "number": 41, "auc": 0.957503, "fold_aucs": [ 0.97619, 0.97069, 0.952381, 0.957944, 0.93031 ], "params": { "n_estimators": 151, "learning_rate": 0.048058, "max_depth": 4, "num_leaves": 8, "min_child_samples": 13, "subsample": 0.980598, "colsample_bytree": 0.853745, "reg_alpha": 0.397217, "reg_lambda": 0.001099, "weight_scale": 0.675049 } }, { "number": 42, "auc": 0.960782, "fold_aucs": [ 0.977183, 0.977586, 0.957341, 0.959279, 0.932522 ], "params": { "n_estimators": 129, "learning_rate": 0.037125, "max_depth": 3, "num_leaves": 7, "min_child_samples": 12, "subsample": 0.965566, "colsample_bytree": 0.734235, "reg_alpha": 0.173475, "reg_lambda": 0.001083, "weight_scale": 0.568441 } }, { "number": 43, "auc": 0.958406, "fold_aucs": [ 0.978175, 0.977586, 0.957341, 0.951936, 0.926991 ], "params": { "n_estimators": 183, "learning_rate": 0.035534, "max_depth": 3, "num_leaves": 7, "min_child_samples": 10, "subsample": 0.953644, "colsample_bytree": 0.733964, "reg_alpha": 0.065562, "reg_lambda": 0.003005, "weight_scale": 0.534273 } }, { "number": 44, "auc": 0.953982, "fold_aucs": [ 0.979167, 0.965517, 0.954861, 0.943925, 0.926438 ], "params": { "n_estimators": 125, "learning_rate": 0.029451, "max_depth": 2, "num_leaves": 7, "min_child_samples": 12, "subsample": 0.517896, "colsample_bytree": 0.621358, "reg_alpha": 0.177416, "reg_lambda": 0.000509, "weight_scale": 0.738157 } }, { "number": 45, "auc": 0.955683, "fold_aucs": [ 0.969246, 0.975862, 0.948413, 0.951268, 0.933628 ], "params": { "n_estimators": 170, "learning_rate": 0.026546, "max_depth": 3, "num_leaves": 7, "min_child_samples": 33, "subsample": 0.883401, "colsample_bytree": 0.682925, "reg_alpha": 0.041621, "reg_lambda": 0.001485, "weight_scale": 1.46695 } }, { "number": 47, "auc": 0.955025, "fold_aucs": [ 0.982143, 0.963793, 0.951389, 0.948598, 0.929204 ], "params": { "n_estimators": 275, "learning_rate": 0.013522, "max_depth": 6, "num_leaves": 11, "min_child_samples": 15, "subsample": 0.959374, "colsample_bytree": 0.727378, "reg_alpha": 0.021031, "reg_lambda": 0.00091, "weight_scale": 0.800572 } }, { "number": 48, "auc": 0.952797, "fold_aucs": [ 0.975198, 0.963793, 0.947421, 0.947263, 0.93031 ], "params": { "n_estimators": 212, "learning_rate": 0.022434, "max_depth": 5, "num_leaves": 11, "min_child_samples": 23, "subsample": 0.887254, "colsample_bytree": 0.805293, "reg_alpha": 0.080919, "reg_lambda": 0.624006, "weight_scale": 0.987437 } }, { "number": 49, "auc": 0.944009, "fold_aucs": [ 0.97123, 0.944828, 0.920635, 0.951936, 0.931416 ], "params": { "n_estimators": 239, "learning_rate": 0.053859, "max_depth": 3, "num_leaves": 7, "min_child_samples": 18, "subsample": 0.828184, "colsample_bytree": 0.647192, "reg_alpha": 0.964085, "reg_lambda": 0.000193, "weight_scale": 0.572154 } } ] }