[omaranto]

Computer assisted chess is becoming more popular in human-only tournaments. In that context it's usually called cheating, of course. Ken Regan has developed some interesting statistical methods to detect it, see for example his blog post on Gödel's Lost Letter and P=NP:

http://rjlipton.wordpress.com/2013/07/27/thirteen-sigma/

[omaranto]

What a coincidence, just yesterday The United States Chess Federation published an article about Ken Regan and his methods for detecting cheating.

Article: http://www.uschess.org/content/view/12677/763/

HN discussion: https://news.ycombinator.com/item?id=7831291