Frequency-based randomization for guaranteeing differential privacy in spatial trajectories

F Jin, W Hua, B Ruan, X Zhou - 2022 IEEE 38th International …, 2022 - ieeexplore.ieee.org
With the popularity of GPS-enabled devices, a huge amount of trajectory data has been
continuously collected and a variety of location-based services have been developed that …

Efficient frequency-based randomization for spatial trajectories under differential privacy

F Jin, W Hua, L Li, B Ruan… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The uniqueness of trajectory data for user re-identification has received unprecedented
attention as the increasing popularity of location-based services boosts the excessive …

SGTP: A Spatiotemporal Generalized Trajectory Publishing Method With Differential Privacy

S Qiu, D Pi, Y Wang, T Xu - Journal of Ambient Intelligence and …, 2023 - Springer
With the rapid development of location-based service technology, the leakage of trajectory
privacy has become more and more serious. In order to solve the problems of insufficient …

Privacy and utility preserving trajectory data publishing for intelligent transportation systems

X Liu, Y Zhu - IEEE Access, 2020 - ieeexplore.ieee.org
Nowadays, the extensive collection and storage of massive personal GPS data in intelligent
transportation systems every day provide great convenience for trajectory data analysis and …

Privacy preservation for trajectory publication based on differential privacy

L Yao, Z Chen, H Hu, G Wu, B Wu - ACM Transactions on Intelligent …, 2022 - dl.acm.org
With the proliferation of location-aware devices, trajectory data have been used widely in
real-life applications. However, trajectory data are often associated with sensitive labels …

TCPP: achieving privacy-preserving trajectory correlation with differential privacy

L Wu, C Qin, Z Xu, Y Guan, R Lu - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The prevalence of mobile Internet, smart terminal devices, and GPS positioning technology
has generated a vast number of trajectory data that location-based applications can utilize …

Publishing sensitive trajectory data under enhanced l-diversity model

L Yao, X Wang, X Wang, H Hu… - 2019 20th IEEE …, 2019 - ieeexplore.ieee.org
With the proliferation of location-aware devices, trajectory data have been widely collected,
published, and analyzed in real-life applications. However, published trajectory data often …

A survey and experimental study on privacy-preserving trajectory data publishing

F Jin, W Hua, M Francia, P Chao… - … on Knowledge and …, 2022 - ieeexplore.ieee.org
Trajectory data has become ubiquitous nowadays, which can benefit various real-world
applications such as traffic management and location-based services. However, trajectories …

Differential private trajectory protection of moving objects

R Assam, M Hassani, T Seidl - Proceedings of the 3rd ACM SIGSPATIAL …, 2012 - dl.acm.org
Location privacy and security of spatio-temporal data has come under high scrutiny in the
past years. This has rekindled enormous research interest. So far, most of the research …

Privacy-preserving trajectory data publishing by dynamic anonymization with bounded distortion

S Li, H Tian, H Shen, Y Sang - ISPRS International Journal of Geo …, 2021 - mdpi.com
Publication of trajectory data that contain rich information of vehicles in the dimensions of
time and space (location) enables online monitoring and supervision of vehicles in motion …