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量化交易中的常见回测陷阱：未来函数、幸存者偏差、过拟合_蜘蛛资讯网

赓续荣光 敢打必胜！

之后才能获取的数据。例如，在下午3点收盘前，用了全天最高价作为买入条件；或者在财报发布前使用了财报数据。未来函数会严重高估策略表现。避免方法：确保在回测循环中，每个时间点只能使用该时间点及之前的数据。使用QMT等专业平台时，注意数据对齐。第...

식시간에 앉아 쉬던 중 쓰러진 것으로 파악됐다. 이후 그는 심폐소생술(CPR)을 받으며 병원으로 옮겨졌으나 끝내 숨졌다. A씨는 이날 오전 8시께 동료 2명과 작업을 시작했으며, 지난 23일부터 해당 현장에서 근무해온 것으로 전해졌다. 평택 청북에는 오전 11시 폭염주의보가 발효했으며, A씨가 쓰러질 당시 기온은 30도를 기록했다. 경

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