• A brief survey on Content-based Image Retrieval using BoW model

    The goal of this survey is to give an overview of bag-of-words model in image retrieval and to introduce different strategies when building the system based on this model. (03/23/2012) download

  • Slides on Expectation Maximization

    Introduction to Expectation Maximization (EM) algorithm (09/24/2010) download

  • Slides on Topic Models

    Introduction to vector models, LSA, pLSA, LDA (09/19/2010) download

  • A Note on Local Consistent Gaussian Mixture Model (LCGMM)

    New derivations of fomulas, more detailed (09/22/2010) download