Alright Alessandruino is probably going to be me with TLD+ script for MRL.   But, I saw something which looked really cool and it looks like a "happy monkey" tutorial !

http://www.morethantechnical.com/2011/08/25/a-simple-object-classifier-with-bag-of-words-using-opencv-2-3-w-code/

We Need This !!!

Here's Wikipedia's description : 
http://en.wikipedia.org/wiki/Bag-of-words_model_in_computer_vision