• Efficient and Effective Visual Codebook Generation Using Additive Kernels 

      Wu, Jianxin; Tan, Wei-Chian; Rehg, James M. (Georgia Institute of Technology, 2011-11)
      Common visual codebook generation methods used in a bag of visual words model, for example, k-means or Gaussian Mixture Model, use the Euclidean distance to cluster features into visual code words. However, most popular ...