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题目
A feature standardization step is fitted on the full dataset before cross-validation instead of inside each fold. What is the main tuning problem with that workflow?
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提交作答时记录，用于后续平均用时统计。
题目
A feature standardization step is fitted on the full dataset before cross-validation instead of inside each fold. What is the main tuning problem with that workflow?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。