模式识别之检索---Bag of visual word（词袋模型）

visual words 视觉单词

http://blog.****.net/v_july_v/article/details/8203674

http://blog.****.net/pi9nc/article/category/1262464

http://vdisk.weibo.com/s/bUbzJ

http://blog.****.net/pi9nc/article/details/27713009

http://blog.****.net/v_JULY_v/article/details/6555899 bag of wisual word sift