@article{JMLR:v27:26-0085,
  author  = {Eric Weine and Peter Carbonetto and Rafael A. Irizarry and Matthew Stephens},
  title   = {A New Family of Poisson Non-negative Matrix Factorization Methods Using the Shifted Log Link},
  journal = {Journal of Machine Learning Research},
  year    = {2026},
  volume  = {27},
  number  = {235},
  pages   = {1--64},
  url     = {http://jmlr.org/papers/v27/26-0085.html}
}