4403机器学习中等essayshort
Rolling Mean That Peeks
题目
A feature at time t uses a rolling mean computed from t-19 through t+1. Why is that unacceptable even if it is only one extra day?
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 feature at time t uses a rolling mean computed from t-19 through t+1. Why is that unacceptable even if it is only one extra day?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。