Search Machine Learning Repository: @incollection{NIPS2014_5301,
    Publisher = {Curran Associates, Inc.},
    Author = {Shaobo Han and Lin Du and Esther Salazar and Lawrence Carin},
    Url = {http://papers.nips.cc/paper/5301-dynamic-rank-factor-model-for-text-streams.pdf},
    Booktitle = {Advances in Neural Information Processing Systems 27},
    Title = {Dynamic Rank Factor Model for Text Streams},
    Editor = {Z. Ghahramani and M. Welling and C. Cortes and N.d. Lawrence and K.q. Weinberger},
    Year = {2014},
    Pages = {2663--2671}
   }