Text Laundering - Confuse Duplicate Text Detectors
cdixon.tumblr.com
cdixon.tumblr.com
http://www.dcs.shef.ac.uk/~sam/stringmetrics.html
I use cosine similarity and it works fine for my needs. ;)
1) Couldn't you do this before? 2) What is the point of doing this?
Everyone who ranks on commercially relevant SERPS seems to do this or, if they are lazy, just buy links from these networks. Check the backlinks on any top ranking commercial terms to see for yourself.