3284数学中等essaymedium
Why Centering Matters Before PCA
题目
Why can skipping mean-centering make the first principal component mostly track the mean level instead of genuine variation?
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 skipping mean-centering make the first principal component mostly track the mean level instead of genuine variation?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。