I wrote a blog post with more detail, and lots of intuitive examples. see http://jeremykun.wordpress.com/2011/07/27/eigenfaces/ http://jeremykun.wordpress.com/2

I wrote a blog post with more detail, and lots of intuitive examples. see http://jeremykun.wordpress.com/2011/07/27/eigenfaces/ http://jeremykun.wordpress.com/2011/07/27/eigenfaces/