@inproceedings{li2024optimal, title={Optimal Transport Enhanced Cross-City Site Recommendation}, author={Li, Xinhang and Zhao, Xiangyu and Wang, Zihao and Duan, Yang and Zhang, Yong and Xing, Chunxiao}, booktitle={Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval}, pages={1441--1451}, year={2024} }