Scaled vs non-scaled PCA, which is more accurate?

Asked Apr 17 '18 at 13:16

Active Apr 17 '18 at 13:16

Viewed 15 times

So in this post:

The author explains a difference of scaling vs not scaling PCA. The two results differ quite a bit on the same data.

Which one then is more accurate and how to infer the accuracy and the need for scaling or not?

asked Apr 17 '18 at 13:16

mavavilj

What do you mean by "accurate" here? – Danica Apr 17 '18 at 13:19
@Dougal Which one describes the predictive power of variables more accurately? – mavavilj Apr 17 '18 at 13:20

0 Answers0