@article{fintsefficientinferencetimepersonalizati, title = {Fints: Efficient Inference-Time Personalization for LLMs with Fine-Grained Instance-Tailored Steering}, author = {Kounianhua Du and Jianxing Liu and Kangning Zhang and Wenxiang Jiao and Yuan Lu and Jiarui Jin and Weiwen Liu and Yong Yu and Weinan Zhang}, year = {2025}, eprint = {2510.27206}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2510.27206}, }