@article{scalablelinucblowrankdesignmatrixupdates,
  title = {Scalable LinUCB: Low-Rank Design Matrix Updates for Recommenders with Large Action Spaces},
  author = {Evgenia Shustova and Marina Sheshukova and Sergey Samsonov and Evgeny Frolov},
  year = {2025},
  eprint = {2510.19349},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2510.19349},
}