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          "跳空缺口回補"
        ],
        "key_levels": {
          "ma5": 31.78,
          "ma10": 31.93,
          "ma20": 32.01,
          "volume_spike_high": 32.15,
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          "gap_support": 32.1,
          "atr": 0.51
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      },
      "oldwang_weight_overlay": {
        "applied": true,
        "config": {
          "buy_bull_weight": 0.03,
          "buy_bear_weight": -0.01,
          "sell_bear_weight": 0.0,
          "sell_bull_weight": 0.0,
          "buy_bear_gate": null,
          "sell_bull_gate": null,
          "hold_bias": 0.0
        },
        "bull_score": 0.0,
        "bear_score": 2.0,
        "buy_probability_before": 0.674,
        "buy_probability_after": 0.654,
        "sell_probability_before": 0.4032,
        "sell_probability_after": 0.4032,
        "validation_source": "docs/validation_runs/factor_weight_grid_search_top40.json",
        "validation_accuracy_delta_pp": 2.8274,
        "validation_buy_precision_delta_pp": 1.2372,
        "validation_stock_count": 40
      },
      "feature_version": "institutional-macd-oldwang-v2",
      "meta_filtered": false,
      "news_signal": null,
      "news_adjustment": 0.0,
      "news_as_of": null,
      "disclaimer": "ML signals are for educational purposes only and do NOT constitute financial advice. Past performance does not guarantee future results.",
      "data_as_of": "2026-05-21",
      "data_end_date": "2026-05-21",
      "latest_data_date": "2026-05-21",
      "evaluation_basis": "latest_available_close",
      "evaluated_at": "2026-05-21T13:45:44.654956+00:00",
      "optimized": true,
      "source": "mac_precompute",
      "precompute": {
        "completed_at": "2026-05-21T13:45:44.880979+00:00",
        "hot_rank_method": "manual --stocks override",
        "data_mode": "fast",
        "backtest": null
      }
    }
  },
  "4532": {
    "status": "done",
    "completed_at": "2026-05-21T22:02:16.953660+00:00",
    "source": "mac_precompute",
    "result": {
      "signal": "BUY",
      "raw_signal": "BUY",
      "raw_signal_probability": 0.6826,
      "raw_sell_probability": 0.1868,
      "signal_probability": 0.7026,
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      "buy_threshold": 0.58,
      "sell_probability_threshold": 0.6,
      "predicted_price": 23.67,
      "predicted_change_pct": 1.14,
      "buy_target": 23.18,
      "sell_target": 24.32,
      "stop_loss": 22.54,
      "confidence": "HIGH",
      "volatility_regime": "low",
      "current_price": 23.4,
      "training_accuracy": 0.3125,
      "top_features": {
        "atr_ratio": 0.0743,
        "macd_signal_ratio": 0.0687,
        "volatility_20d": 0.0589,
        "macd_hist": 0.0492,
        "close_ma5_ratio": 0.0473
      },
      "institutional_as_of": null,
      "institutional_available": false,
      "institutional_carry_forward": false,
      "institutional_flow": {
        "foreign_net": 0.0,
        "trust_net": 0.0,
        "dealer_net": 0.0,
        "institutional_net": 0.0
      },
      "oldwang_context": {
        "bull_score": 1.0,
        "bear_score": 1.0,
        "bull_reasons": [
          "站穩 5 日線"
        ],
        "risk_reasons": [
          "跌破爆大量 K 棒低點"
        ],
        "key_levels": {
          "ma5": 23.31,
          "ma10": 23.22,
          "ma20": 23.16,
          "volume_spike_high": 25.86,
          "volume_spike_low": 25.53,
          "gap_support": 23.0,
          "atr": 0.43
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      },
      "oldwang_weight_overlay": {
        "applied": true,
        "config": {
          "buy_bull_weight": 0.03,
          "buy_bear_weight": -0.01,
          "sell_bear_weight": 0.0,
          "sell_bull_weight": 0.0,
          "buy_bear_gate": null,
          "sell_bull_gate": null,
          "hold_bias": 0.0
        },
        "bull_score": 1.0,
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        "buy_probability_before": 0.6826,
        "buy_probability_after": 0.7026,
        "sell_probability_before": 0.1868,
        "sell_probability_after": 0.1868,
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        "validation_accuracy_delta_pp": 2.8274,
        "validation_buy_precision_delta_pp": 1.2372,
        "validation_stock_count": 40
      },
      "feature_version": "institutional-macd-oldwang-v2",
      "meta_filtered": false,
      "news_signal": null,
      "news_adjustment": 0.0,
      "news_as_of": null,
      "disclaimer": "ML signals are for educational purposes only and do NOT constitute financial advice. Past performance does not guarantee future results.",
      "data_as_of": "2026-05-21",
      "data_end_date": "2026-05-21",
      "latest_data_date": "2026-05-21",
      "evaluation_basis": "latest_available_close",
      "evaluated_at": "2026-05-21T22:02:13.406371+00:00",
      "optimized": true,
      "source": "mac_precompute",
      "precompute": {
        "completed_at": "2026-05-21T22:02:16.953660+00:00",
        "hot_rank_method": "query_history last 30 days",
        "data_mode": "fast",
        "backtest": null
      }
    }
  }
}