{ "type": "xgboost", "input_dim": 373, "n_classes": 21, "lookback": 5, "best_val_acc": 0.10384615384615385, "per_class_acc": { "TLT": 0.182, "LQD": 0.0, "HYG": 0.0, "VNQ": 0.0, "GLD": 0.0, "SLV": 0.187, "QQQ": 0.0, "XLK": 0.0, "XLF": 0.0, "XLE": 0.083, "XLV": 0.083, "XLI": 0.0, "XLY": 0.0, "XLP": 0.0, "XLU": 0.1, "XME": 0.062, "IWF": 0.0, "XSD": 0.172, "XBI": 0.024, "GDX": 0.127, "IWM": 0.0 }, "best_iteration": 196, "train_size": 2077, "val_size": 520, "trained_date": "2026-05-13" }