@article{JMLR:v24:22-0685,
  author  = {Adam B Kashlak and Prachi Loliencar and Giseon Heo},
  title   = {Topological Hidden Markov Models},
  journal = {Journal of Machine Learning Research},
  year    = {2023},
  volume  = {24},
  number  = {340},
  pages   = {1--49},
  url     = {http://jmlr.org/papers/v24/22-0685.html}
}