A robust and lossless commutative encryption and watermarking algorithm for vector geographic data. - Shuitao Guo; Shijie Zhu; Changqing Zhu; Na Ren; Wei Tang; Dingjie Xu (J. Inf. Secur. Appl., 2023)

Lossless Watermarking Algorithm for Geographic Point Cloud Data Based on Vertical Stability. - Mingyang Zhang; Jian Dong; Na Ren; Shuitao Guo (ISPRS Int. J. Geo Inf., 2023)

A zero-watermarking scheme based on spatial topological relations for vector dataset. - Na Ren; Shuitao Guo; Changqing Zhu; Yuchen Hu (Expert Syst. Appl., 2023)

A dual watermarking algorithm for trajectory data based on robust watermarking and fragile watermarking. - Yuchen Hu; Xingxiang Jiang; Changqing Zhu; Na Ren; Shuitao Guo; Jia Duan; Luanyun Hu (Comput. Geosci., 2024)

Moment invariants based zero watermarking algorithm for trajectory data. - Na Ren; Yuchen Hu; Changqing Zhu; Shuitao Guo; Xianshu Zhu (J. Inf. Secur. Appl., 2024)

Vector geographic data commutative encryption and watermarking algorithm based on prediction differences. - Shuitao Guo; Changqing Zhu; Na Ren; Yuchen Hu (Expert Syst. Appl., 2025)