Israeli start-up Cortica has image recognition software that can analyse a photo or video then match it up with a relevant advertisement. It has huge marketing potential. Neuroscientists Josh Zeevi and Karina Odinaev first developed the technology when they were studying at Israel’s Technion.
http://techcrunch.com/2012/08/02/cortica-li-ka-shing/?fb_comment_id=fbc_10151047003586716_34744962_10151047753456716#f367cd9d6