We do this kind of analysis where I work for detecting fraud. I can't go into too many details, but I can probably show you a simple example: http://i.imgur.com

We do this kind of analysis where I work for detecting fraud. I can't go into too many details, but I can probably show you a simple example: http://i.imgur.com/feJLd.png http://i.imgur.com/feJLd.png This is showing some of the relationships between users in the system. You take a user that you know is dodgy, and then start looking at what they have in common with other users. Also, slightly offtopic—I open sourced the graph visualisation part: http://github.com/dhotson/springy http://github.com/dhotson/springy