Multimedia search engines

As we have briefly discussed, one of the most interesting futuer developments in the area of search engines consists in the capability to search for images, video, etc., based on pattern recognition. A futuristic application of search engiens can be Tin Eye: http://www.tineye.com/about

Another application is Pix Match: http://ideeinc.com/products/pixmatch/
This applications are very useful and are a very futuristic and technological way of search.