R3Check: Reinforcement Learning for Iterative Retrieval and Structured Reasoning in Complex Fact Checking.

@inproceedings{shu-2026-r3check, author = {Kai Shu and Peng Qi and Subhabrata Mukherjee and Yuyang Zhao and Guoqing Zheng and Wynne Hsu and Hamed Zamani and Mong-Li Lee and Hamed Zamani and Mong-Li Lee}, editor = {Hannah Bast and Alistair Moffat and Falk Scholer and Marc Najork and Min Zhang and Hannah Bast and Marc Najork and Min Zhang}, title = {{R3Check: Reinforcement Learning for Iterative Retrieval and Structured Reasoning in Complex Fact Checking}}, booktitle = {{Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026}}, pages = {1473--1484}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3805712.3809601}, doi = {https://doi.org/10.1145/3805712.3809601} }