@article{staropdstructuredaspectcascadeawareonpol,
  title = {STAR-OPD: Structured Aspect-Cascade-Aware On-Policy Reward Distillation for ABSA Quadruple Extraction},
  author = {Tong Sun and Mingyang Ma and Jiayang Yu},
  year = {2026},
  eprint = {2608.20831},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2608.20831},
}