4418机器学习简单数值题short
Embargo Budget Across Folds 3
题目
A walk-forward backtest produces 7 complete folds, and the research protocol inserts a 3-day embargo between each training block and its following test block. How many calendar days are lost to embargo across the whole run?
解题计时
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提交作答时记录，用于后续平均用时统计。
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