Finding where a photo has been shot
June 29th, 2008

It’s not the first time that Carnegie Mellon University (CMU) researchers play with Flickr image collections. Last year, they’ve used Flickr to edit our photos. Now, they’re trying to estimate the geographic location of a single photo by comparing it to a database of 6 million pictures accurately geolocated by Flickr users. According to the researchers, their method allowed them to correctly guess the location of an unknown photo 30 times better than with pure luck (how did they measure this?). Even if their system seems to work well, it is not perfect yet. For example, the ‘architecturally unique Sydney Opera House seemed to the computer to be similar to a hotel in Mississippi as well as a bridge in London.’ But read more…

Links: ZDNet, Primidi


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