How a Troll-Spotting Algorithm Learned Its Anti-antisocial Trade

Trolls are the scourge of many an Internet site. These are people who deliberately engage in antisocial behavior by posting inflammatory or off topic messages. At best, they are a frustrating annoyance; at the worst they can make people’s lives a misery.

http://www.technologyreview.com/view/536621/how-a-troll-spotting-algorithm-learned-its-anti-antisocial-trade/