Breaking the Hourglass Phenomenon of Residual Quantization: Enhancing the Upper Bound of Generative Retrieval Zhirui Kuai author Zuxu Chen author Huimu Wang author Mingming Li author Dadong Miao author Wang Binbin author Xusong Chen author Li Kuang author Yuxing Han author Jiaxing Wang author Guoyu Tang author Lin Liu author Songlin Wang author Jingwei Zhuo author 2024-11 text Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing: Industry Track Franck Dernoncourt editor Daniel Preoţiuc-Pietro editor Anastasia Shimorina editor Association for Computational Linguistics Miami, Florida, US conference publication kuai-etal-2024-breaking 10.18653/v1/2024.emnlp-industry.50 https://aclanthology.org/2024.emnlp-industry.50/ 2024-11 677 685