We love applications of machine learning that actually benefit society. Here is one that may soon be “Taking Down Human Traffickers Through Online Ads,” reports the Eurasia Review. The algorithm began as a way to spot anomalies (like typos) in data but has evolved into something more. Now dubbed InfoShield, it was tweaked by researchers at Carnegie Mellon University and McGill University. The team presented a paper on its findings at the most recent IEEE International Conference on Data Engineering.