Any one have best source code of image classification with bagofword for matlab with multiple images ??

i want to implement the bagofword for multile images in human detection carried baggage kindly guide me and tell me some usefull source code in matlab thx

any one have another best idea of descriptor for this application

[KALYAN ACHARJYA]

Be specific please, to get the fast response.

[Muhammad Usman]

i want to implement a application which is human detection carried object and i want to use bagofword with HOG descriptor so need some helpfull source code in matlab