@article{JMLR:v20:18-153,
  author  = {Muhammad A Masood and Finale Doshi-Velez},
  title   = {A Particle-Based Variational Approach to Bayesian Non-negative Matrix Factorization},
  journal = {Journal of Machine Learning Research},
  year    = {2019},
  volume  = {20},
  number  = {90},
  pages   = {1--56},
  url     = {http://jmlr.org/papers/v20/18-153.html}
}