MixGeo: efficient secure range queries on encrypted dense spatial data in the cloud. - Ruoyang Guo; Bo Qin; Yuncheng Wu; Ruixuan Liu; Hong Chen 001; Cuiping Li 001 (IWQoS, 2019)

FLAME: Differentially Private Federated Learning in the Shuffle Model. - Ruixuan Liu; Yang Cao 011; Hong Chen 001; Ruoyang Guo; Masatoshi Yoshikawa (AAAI, 2021)

Enhanced Privacy Preserving Group Nearest Neighbor Search. - Yuncheng Wu; Ke Wang 001; Ruoyang Guo; Zhilin Zhang 001; Dan Zhao 009; Hong Chen 001; Cuiping Li 001 (IEEE Trans. Knowl. Data Eng., 2021)

LuxGeo: Efficient and Security-Enhanced Geometric Range Queries. - Ruoyang Guo; Bo Qin; Yuncheng Wu; Ruixuan Liu; Hong Chen 001; Cuiping Li 001 (IEEE Trans. Knowl. Data Eng., 2023)

GridSE: Towards Practical Secure Geographic Search via Prefix Symmetric Searchable Encryption. - Ruoyang Guo; Jiarui Li; Shucheng Yu (USENIX Security Symposium, 2024)