In a previous paper, we developed an algebraic theory of threads, interleaving of threads, and interaction between threads and services. In the current paper, we extend that theory...
We consider an M/G/1 queue with general retrial times where the blocked customers may balk the system, or join the priority queue, or enter the orbit. As soon as a customer is ser...
Smart phones typically support a range of GPS-enabled navigation services. However, most navigation services on smart phones are of limited use to people with visual disabilities....
This paper describes a set of techniques for improving the performance of automated voice search services intended for mobile users accessing these services over a range of portab...
Security and privacy issues for Location-Based Services (LBS) and geolocation-capable applications often revolve around designing a User Interface (UI) such that users are informe...