@article{llmfreeimagecaptioningevaluationinrefere,
  title = {LLM-Free Image Captioning Evaluation in Reference-Flexible Settings},
  author = {Shinnosuke Hirano and Yuiga Wada and Kazuki Matsuda and Seitaro Otsuki and Komei Sugiura},
  year = {2025},
  eprint = {2512.21582},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2512.21582},
}