@inproceedings{peng-etal-2026-homogeneity,
    title = "From Homogeneity to Diversity: Self-Refined {GRPO} for Controllable Creative Writing",
    author = "Peng, Minna  and
      Tan, Wei  and
      Wang, Zeyu  and
      Hu, Yongquan  and
      Huang, Ruizhi  and
      Jie, Yang",
    editor = "Lee, Hung-Yi  and
      Dev, Sunipa  and
      Li, Jessy  and
      Elliott, Desmond",
    booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {EMNLP} 2026",
    month = oct,
    year = "2026",
    address = "Budapest, Hungary",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2026.findings-emnlp.972/",
    pages = "20555--20571",
    ISBN = "979-8-89176-462-0"
}