2648机器学习简单essayshort
Why Random k-Fold Is Invalid for Overlapping Rolling Features
题目
Why can random k-fold cross-validation be invalid when each feature vector uses a rolling 20-day history from a time series?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。
题目
Why can random k-fold cross-validation be invalid when each feature vector uses a rolling 20-day history from a time series?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。