Open access
Aug 2026
A Privacy–Utility Balanced Trajectory Protection Scheme via Adaptive Perturbation of Markov Transition Matrices
The widespread adoption of Location-Based Services (LBSs) has significantly enhanced daily convenience, yet the upload and storage of user trajectory data pose substantial privacy leakage risks. Addressing the limitations of existing privacy protection methods in achieving personalized adaptation and balancing privacy...
Zhihong Zhang, Yu-Ting Fu, Yaxuan Zhao et al.
· Electronics · 0 citations