Fritz, Mario Computer Vision and Multimodal Computing, MPI for Informatics, Max Planck Society;
http://www.cs.cmu.edu/~sbalakri/nonpar_final/rematas_kernel.pdf (beliebiger Volltext)
Rematas, K., Fritz, M., & Tuytelaars, T. (2012). Kernel Density Topic Models: Visual Topics Without Visual Words.