2 papers
cs.CR2024
Differentially Private Spatiotemporal Trajectory Synthesis with Retained Data Utility
Yuqing Ge, Yunsheng Wang, Nana Wang
Spatiotemporal trajectories collected from GPS-enabled devices are of vital importance to many applications, such as urban planning and traffic analysis. Due to the privacy leakage…
cs.CR2024
DPTraj-PM: Differentially Private Trajectory Synthesis Using Prefix Tree and Markov Process
Nana Wang, Mohan Kankanhalli
The increasing use of GPS-enabled devices has generated a large amount of trajectory data. These data offer us vital insights to understand the movements of individuals and populat…