{
  "analysis_date": "2026-03-05",
  "trigger": "DeltaDiv 60d Sharpe collapsed to -0.79 (full Sharpe 1.19)",
  "results": [
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      "scenario": "v4_current",
      "is": {
        "label": "IS",
        "sharpe": 0.49,
        "total_return": 5.7,
        "max_dd": -5.3,
        "n": 865,
        "active_days": 118,
        "hit_rate": 33.1
      },
      "oos": {
        "label": "OOS",
        "sharpe": 1.68,
        "total_return": 25.7,
        "max_dd": -5.1,
        "n": 392,
        "active_days": 154,
        "hit_rate": 34.4
      },
      "weights": {
        "delta_div": 0.3,
        "vix_decomp": 0.25,
        "dow": 0.25,
        "vix_ts": 0.15,
        "pc_oi": 0.05
      }
    },
    {
      "scenario": "dd_20_boost_vd",
      "is": {
        "label": "IS",
        "sharpe": 0.45,
        "total_return": 4.3,
        "max_dd": -4.1,
        "n": 865,
        "active_days": 79,
        "hit_rate": 31.6
      },
      "oos": {
        "label": "OOS",
        "sharpe": 1.89,
        "total_return": 31.2,
        "max_dd": -5.0,
        "n": 392,
        "active_days": 163,
        "hit_rate": 38.0
      },
      "weights": {
        "delta_div": 0.2,
        "vix_decomp": 0.35,
        "dow": 0.25,
        "vix_ts": 0.15,
        "pc_oi": 0.05
      }
    },
    {
      "scenario": "dd_20_boost_dow",
      "is": {
        "label": "IS",
        "sharpe": 0.36,
        "total_return": 3.5,
        "max_dd": -4.1,
        "n": 865,
        "active_days": 84,
        "hit_rate": 32.1
      },
      "oos": {
        "label": "OOS",
        "sharpe": 1.67,
        "total_return": 23.1,
        "max_dd": -3.6,
        "n": 392,
        "active_days": 124,
        "hit_rate": 34.7
      },
      "weights": {
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        "vix_decomp": 0.25,
        "dow": 0.35,
        "vix_ts": 0.15,
        "pc_oi": 0.05
      }
    },
    {
      "scenario": "dd_15_spread",
      "is": {
        "label": "IS",
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        "total_return": 4.3,
        "max_dd": -4.1,
        "n": 865,
        "active_days": 57,
        "hit_rate": 31.6
      },
      "oos": {
        "label": "OOS",
        "sharpe": 1.6,
        "total_return": 24.0,
        "max_dd": -4.2,
        "n": 392,
        "active_days": 139,
        "hit_rate": 35.3
      },
      "weights": {
        "delta_div": 0.15,
        "vix_decomp": 0.3,
        "dow": 0.3,
        "vix_ts": 0.15,
        "pc_oi": 0.1
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    },
    {
      "scenario": "dd_25_mild",
      "is": {
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        "sharpe": 0.34,
        "total_return": 3.8,
        "max_dd": -5.5,
        "n": 865,
        "active_days": 106,
        "hit_rate": 32.1
      },
      "oos": {
        "label": "OOS",
        "sharpe": 1.71,
        "total_return": 27.5,
        "max_dd": -5.8,
        "n": 392,
        "active_days": 156,
        "hit_rate": 36.5
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      "weights": {
        "delta_div": 0.25,
        "vix_decomp": 0.3,
        "dow": 0.25,
        "vix_ts": 0.15,
        "pc_oi": 0.05
      }
    },
    {
      "scenario": "equal_4",
      "is": {
        "label": "IS",
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        "total_return": 17.0,
        "max_dd": -11.6,
        "n": 865,
        "active_days": 366,
        "hit_rate": 35.8
      },
      "oos": {
        "label": "OOS",
        "sharpe": 1.84,
        "total_return": 29.5,
        "max_dd": -4.4,
        "n": 392,
        "active_days": 187,
        "hit_rate": 36.4
      },
      "weights": {
        "delta_div": 0.25,
        "vix_decomp": 0.25,
        "dow": 0.25,
        "vix_ts": 0.25,
        "pc_oi": 0.0
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    },
    {
      "scenario": "no_dd",
      "is": {
        "label": "IS",
        "sharpe": -0.28,
        "total_return": -4.7,
        "max_dd": -12.9,
        "n": 865,
        "active_days": 144,
        "hit_rate": 27.1
      },
      "oos": {
        "label": "OOS",
        "sharpe": 1.74,
        "total_return": 25.7,
        "max_dd": -4.7,
        "n": 392,
        "active_days": 164,
        "hit_rate": 36.0
      },
      "weights": {
        "delta_div": 0.0,
        "vix_decomp": 0.35,
        "dow": 0.35,
        "vix_ts": 0.2,
        "pc_oi": 0.1
      }
    },
    {
      "scenario": "vd_heavy",
      "is": {
        "label": "IS",
        "sharpe": 0.52,
        "total_return": 4.5,
        "max_dd": -4.1,
        "n": 865,
        "active_days": 55,
        "hit_rate": 32.7
      },
      "oos": {
        "label": "OOS",
        "sharpe": 1.87,
        "total_return": 40.9,
        "max_dd": -4.7,
        "n": 392,
        "active_days": 168,
        "hit_rate": 38.7
      },
      "weights": {
        "delta_div": 0.15,
        "vix_decomp": 0.4,
        "dow": 0.25,
        "vix_ts": 0.15,
        "pc_oi": 0.05
      }
    },
    {
      "scenario": "add_corrdiv",
      "is": {
        "label": "IS",
        "sharpe": 0.52,
        "total_return": 4.5,
        "max_dd": -4.1,
        "n": 865,
        "active_days": 55,
        "hit_rate": 32.7
      },
      "oos": {
        "label": "OOS",
        "sharpe": 1.21,
        "total_return": 16.4,
        "max_dd": -4.2,
        "n": 392,
        "active_days": 118,
        "hit_rate": 33.1
      },
      "weights": {
        "delta_div": 0.15,
        "vix_decomp": 0.25,
        "dow": 0.25,
        "vix_ts": 0.15,
        "pc_oi": 0.05,
        "corrdiv": 0.15
      }
    }
  ],
  "recommendation": "dd_20_boost_vd"
}