Algorithm tool may help silence online sex predators

Researchers at Purdue Polytechnic Institute have developed an algorithm tool that may help law enforcement filter out and focus on sex offenders most likely to set up face-to-face meetings with child victims. The Chat Analysis Triage Tool was presented recently by principal investigator Kathryn Seigfried-Spellar, assistant professor of computer and information technology, at the International Association of Law Enforcement Intelligence Analysts Conference in Anaheim, California.