Yuanjun Liu

📍 Soochow University, Suzhou, China

🌟 Spatial Data Mining, Privacy Protection

Publications

Yuanjun Liu, Jiaxing Shen, Weiqi Wang, Jingwen Li, Jiajie Xu, Lei Zhao, Haoran Xie, An Liu. Machine Unlearning on Trajectory Data: An Experimental Analysis. KDD 2026. paper, code.
Chaowei He, Yuanjun Liu, Qingzhi Ma, Shenyuan Ren, Xizhao Luo, Lei Zhao, An Liu. Forgetting by Pruning: Data Deletion in Join Cardinality Estimation. AAAI 2026, 40(26), 21602–21609. paper, code.
ZhongDong Li, Weijie Shi, Yue Cui, Haolun Ma, Yuanjun Liu, Jiawei Li, An Liu, Jia Zhu, Jiajie Xu. ReTRE: Benchmarking LLM Transfer Robustness with Structure-Preserving Variants. ACL (1) 2026: 44257-44268. paper.

Yuanjun Liu, Guanfeng Liu, Qingzhi Ma, Zhixu Li, Lei Zhao, An Liu. GPE: Global Position Embedding for Trajectory Similarity Computation. KDD 2025: 1927-1938. paper, code.

Yuanjun Liu, Guanfeng Liu, Qingzhi Ma, Zhixu Li, Shiting Wen, Lei Zhao, An Liu. KMCT: k-Means Clustering of Trajectories Efficiently in Location-Based Services. CIKM 2024: 1523-1532. paper, code.
Yuanjun Liu, Zhengcao Zhang, Jianfeng Qu, Guanfeng Liu, An Liu. Beyond SweepLine: Efficient MaxRS Queries over Inaccurate Location Data. DASFAA (1) 2024: 119-135. paper, code.
Hongchen Xue, Qingzhi Ma, Guanfeng Liu, Jianfeng Qu, Yuanjun Liu, An Liu. CLR2G: Cross modal Contrastive Learning on Radiology Report Generation. CIKM 2024: 2742-2752. paper.
Gongzhen Hu, Yuanjun Liu, Xiabing Zhou, Min Zhang. Improving Aspect-Based Sentiment Analysis via Tuple-Order Learning. ECAI 2024: 3972-3979. paper.

Yuanjun Liu, An Liu, Guanfeng Liu, Zhixu Li, Lei Zhao. Towards Effective Trajectory Similarity Measure in Linear Time. DASFAA (1) 2023: 283-299. paper, code.

Liping Sun, Xiaoqing Liu, Yuanjun Liu, Tao Wang, Liangmin Guo, Xiaoyao Zheng, Yonglong Luo. A novel deep recommend model based on rating matrix and item attributes. J. Intell. Inf. Syst., 2021, 57(2): 295-319. paper
Mengting Wu, Liping Sun, Yuanjun Liu, Zhaoyan, Hu, Yannian, Zhao, Yonglong, Luo. K-anonymity method based on restrained clustering for privacy preservation. Computer Engineering And Design, 2021, 42(3): 607-613. paper.