Spatial cloaking

Spatial cloaking is a technique to blur a user’s exact location into a spatial region in order to preserve her location privacy. The blurred spatial region must satisfy the user’s specified privacy requirement. The most widely used privacy requirements are k-anonymity and minimum spatial.

Virtual Trip Lines

The concept of Virtual Trip Lines targets to replace these conventional monitoring solutions by smartphones mounted within vehicles. Instead of deploying costly monitoring infrastructure, the locations of street segments of […]