HYDEN: Hyperbolic Density Representations for Medical Images and Reports Zhi Qiao author Linbin Han author Xiantong Zhen author Jiahong Gao author Zhen Qian 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 qiao-etal-2025-hyden https://aclanthology.org/2025.coling-main.420/ 2025-01 6285 6297