@article{whenisrank1enoughgeometryguidedinitializ,
  title = {When Is Rank-1 Enough? Geometry-Guided Initialization for Parameter-Efficient Fine-Tuning},
  author = {Haoran Zhao and Soyeon Caren Han and Eduard Hovy},
  year = {2026},
  eprint = {2602.01522},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.01522},
}