@article{curvzoadaptivecurvatureguidedsparsezerot,
  title = {CurvZO: Adaptive Curvature-Guided Sparse Zeroth-Order Optimization for Efficient LLM Fine-Tuning},
  author = {Shuo Wang and Ziyu Chen and Ming Tang},
  year = {2026},
  eprint = {2603.21725},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.21725},
}