{
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    "path": "quant-factor-validation-bucket-spread-rank-ic",
    "title": "量化因子怎么判断有没有用？我用 Bucket Spread 和 Rank IC 跑了一次多周期验证",
    "locale": "zh-cn",
    "canonical": "https://vxi.me/posts/quant-factor-validation-bucket-spread-rank-ic/",
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