Contrastive Pre-training with Adversarial Perturbations for Check-In Sequence Representation Learning. - Letian Gong; Youfang Lin; Shengnan Guo 001; Yan Lin 006; Tianyi Wang; Erwen Zheng; Zeyu Zhou 001; Huaiyu Wan (AAAI, 2023)

PTrajM: Efficient and Semantic-rich Trajectory Learning with Pretrained Trajectory-Mamba. - Yan Lin 006; Yichen Liu 003; Zeyu Zhou 001; Haomin Wen; Erwen Zheng; Shengnan Guo 001; Youfang Lin; Huaiyu Wan (CoRR, 2024)

Spatial-Temporal Cross-View Contrastive Pre-Training for Check-in Sequence Representation Learning. - Letian Gong; Huaiyu Wan; Shengnan Guo 001; Xiucheng Li; Yan Lin 006; Erwen Zheng; Tianyi Wang; Zeyu Zhou 001; Youfang Lin (IEEE Trans. Knowl. Data Eng., 2024)

STCDM: Spatio-Temporal Contrastive Diffusion Model for Check-In Sequence Generation. - Letian Gong; Shengnan Guo 001; Yan Lin 006; Yichen Liu 003; Erwen Zheng; Yiwei Shuang; Youfang Lin; Jilin Hu; Huaiyu Wan (IEEE Trans. Knowl. Data Eng., 2025)