@article{deltaactivationsarepresentationforfinetu,
  title = {Delta Activations: A Representation for Finetuned Large Language Models},
  author = {Zhiqiu Xu and Amish Sethi and Mayur Naik and Ser-Nam Lim},
  year = {2025},
  eprint = {2509.04442},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2509.04442},
}