Thanks, you replied right before I was going to edit in the answer from http://developer.directededge.com/article/Introduction_to_Recommendations http://develop

Thanks, you replied right before I was going to edit in the answer from http://developer.directededge.com/article/Introduction_to_Recommendations http://developer.directededge.com/article/Introduction_to_Re...: "Graph-based recommendation systems". Something new to learn! edit: the linked page mentions the book I'm reading! Looks like the answer was a few pages further in :)