@article{persistentnonnegativematrixfactorization,
  title = {Persistent Nonnegative Matrix Factorization via Multi-Scale Graph Regularization},
  author = {Jichao Zhang and Ran Miao and Limin Li},
  year = {2026},
  eprint = {2602.22536},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.22536},
}