Image recognition is a hot area of research using artificial intelligence, and now IBM offers an online demo to let anyone test out the capabilities offered by its Watson cognitive computing system.

First Watson won 'Jeopardy!' and now it's coming to your iPhone app. In this file photo, visitors check out a slimmed down version of the IBM Watson supercomputer at IBM's stand at the CeBIT ...

IBM’s artificial intelligence was supposed to transform industries and generate riches for the company. Neither has panned out. Now, IBM has settled on a humbler vision for Watson. Credit...Video by ...