@inproceedings{feng-etal-2026-pace,
    title = "{PACE}: Prefix-Protected and Difficulty-Aware Compression for Efficient Reasoning",
    author = "Feng, Ruixiang  and
      Wen, Yuntao  and
      Zhou, Silin  and
      Shi, Ke  and
      Wang, Yifan  and
      Le, Ran  and
      An, Zhenwei  and
      Chen, Zongchao  and
      Yang, Chen  and
      Peng, Guangyue  and
      Jia, Yiming  and
      Wang, Dongsheng  and
      Zhang, Tao  and
      Chen, Lisi  and
      Song, Yang  and
      Gao, Shen  and
      Shang, Shuo",
    editor = "Liakata, Maria  and
      Moreira, Viviane P.  and
      Zhang, Jiajun  and
      Jurgens, David",
    booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {ACL} 2026",
    month = jul,
    year = "2026",
    address = "San Diego, California, United States",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest-acl/2026.findings-acl.1545/",
    pages = "30884--30903",
    ISBN = "979-8-89176-395-1"
}