@article{gramanchoredpromptlearningforvisionlangu,
  title = {Gram-Anchored Prompt Learning for Vision-Language Models via Second-Order Statistics},
  author = {Minglei Chen and Weilong Wang and Jiang Duan and Ye Deng},
  year = {2026},
  eprint = {2604.03980},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.03980},
}