@article{heavisidelowranksupportmatrixmachine,
  title = {Heaviside Low-Rank Support Matrix Machine},
  author = {Xianchao Xiu and Shenghao Sun and Xinrong Li and Jiyuan Tao},
  year = {2026},
  eprint = {2603.00491},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.00491},
}