Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 28055

Added by moderators to canonical forms of frequently asked questions

12 votes

Making sense of principal component analysis, eigenvectors & eigenvalues

I'll give a non-mathy response and a more detailed birds-eye view of the motivation-through-math in the second part. Non-Mathy: The non-math explanation is that PCA helps for high dimensional dat …
Christian Bueno's user avatar