@article{JMLR:v17:15-454,
  author  = {Xiangju Qin and P{{\'a}}draig Cunningham and Michael Salter-Townshend},
  title   = {Online Trans-dimensional von Mises-Fisher Mixture Models for User Profiles},
  journal = {Journal of Machine Learning Research},
  year    = {2016},
  volume  = {17},
  number  = {200},
  pages   = {1--51},
  url     = {http://jmlr.org/papers/v17/15-454.html}
}