COF: Adaptive Chain of Feedback for Comparative Opinion Quintuple Extraction Qingting Xu author Kaisong Song author Chaoqun Liu author Yangyang Kang author Xiabing Zhou author Jun Lin author Yu Hong author 2025-01 text Proceedings of the 31st International Conference on Computational Linguistics Owen Rambow editor Leo Wanner editor Marianna Apidianaki editor Hend Al-Khalifa editor Barbara Di Eugenio editor Steven Schockaert editor Association for Computational Linguistics Abu Dhabi, UAE conference publication xu-etal-2025-cof https://aclanthology.org/2025.coling-main.217/ 2025-01 3236 3247