Online simplex-structured matrix factorization

@misc{kouakou2025onlinesimplexstructuredmatrix,
      title={Online simplex-structured matrix factorization},
      author={Hugues Kouakou and José Henrique de Morais Goulart and Raffaele Vitale and Thomas Oberlin and David Rousseau and Cyril Ruckebusch and Nicolas Dobigeon},
      year={2025},
      eprint={2509.10857},
      archivePrefix={arXiv},
      primaryClass={eess.SP},
      url={https://arxiv.org/abs/2509.10857},
}