2411机器学习简单essayshort
Why Feature Expansion Can Worsen Test Error Without Adding Signal
题目
Why can adding many flexible features worsen test error even if the true predictive signal has not changed at all?
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 adding many flexible features worsen test error even if the true predictive signal has not changed at all?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。