4389机器学习中等essayshort
Before Choosing Nested CV
题目
A categorical encoder was fit once on all rows and then reused inside cross-validation. What is the immediate correction?
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
A categorical encoder was fit once on all rows and then reused inside cross-validation. What is the immediate correction?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。