Search Machine Learning Repository: @incollection{NIPS2014_5521,
    Publisher = {Curran Associates, Inc.},
    Author = {Deepti Pachauri and Risi Kondor and Gautam Sargur and Vikas Singh},
    Url = {http://papers.nips.cc/paper/5521-permutation-diffusion-maps-pdm-with-application-to-the-image-association-problem-in-computer-vision.pdf},
    Booktitle = {Advances in Neural Information Processing Systems 27},
    Title = {Permutation Diffusion Maps (PDM) with Application to the Image Association Problem in Computer Vision},
    Editor = {Z. Ghahramani and M. Welling and C. Cortes and N.d. Lawrence and K.q. Weinberger},
    Year = {2014},
    Pages = {541--549}
   }