@article{rethinkingmuonbeyondpretrainingspectralf,
  title = {Rethinking Muon Beyond Pretraining: Spectral Failures and High-Pass Remedies for VLA and RLVR},
  author = {Chongyu Fan and Gaowen Liu and Mingyi Hong and Ramana Rao Kompella and Sijia Liu},
  year = {2026},
  eprint = {2605.19282},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2605.19282},
}