@TECHREPORT{JieruiXie-Survey:2011,
  AUTHOR =        {Jierui Xie and Stephen Kelley and B. K. Szymanski},
  TITLE =         {Overlapping Community Detection in Networks: the State of the Art and Comparative Study},
  INSTITUTION =   {Department of Computer Science, Rensselaer Polytechnic Institute},
  ADDRESS =       {Troy, NY},
  YEAR  =         {2011}
}