Coverpop

Coverpop.com

I found this site through it's series of patterned chromatic music wheels.

The technology that gives the site its name, though, makes pictures or patterns out of photos from sites like Amazon.com or Flickr.

The 'Coverpops' either arrange mined photos into a recognizable image or a pattern based on image attributes. It is like a visual Google Product Search.

These images link to my 2 favorites:

A Spiral using images of color fields on Flickr.

Sc-fi & Paranormal Covers from Amazon used to create a Grey