@article{250511235,
  title = {Memory-Efficient Orthogonal Fine-Tuning with Principal Subspace Adaptation},
  author = {Fei Wu and Jia Hu and Geyong Min and Shiqiang Wang},
  year = {2025},
  eprint = {2505.11235},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2505.11235v1},
}