The increasing availability of space-time trajectories left by location-aware devices is expected to enable novel classes of applications where the discovery of consumable, concise...
In this paper, we propose a global tracking service for mobile agents, which is scalable to the Internet and accounts for security issues as well as the particularities of mobile a...
In Ubiquitous Computing Environment (UCE), service provider wants to provide its service to only legitimate users. Some users who belong to same service provider do not want to rev...
—Systems based on satellite localization are enabling new scenarios for road charging schemes by offering the possibility to charge drivers as a function of their road usage. An ...
Current Electronic Toll Pricing (ETP) implementations rely on on-board units sending fine-grained location data to the service provider. We present , a privacy-preserving ETP syst...