@article{JMLR:v27:22-1363,
  author  = {Guojun Zhang and Yancheng Yuan and Defeng Sun},
  title   = {An Efficient HPR Algorithm for the Wasserstein Barycenter Problem with O(Dim(P)/ε) Computational Complexity},
  journal = {Journal of Machine Learning Research},
  year    = {2026},
  volume  = {27},
  number  = {206},
  pages   = {1--44},
  url     = {http://jmlr.org/papers/v27/22-1363.html}
}