Presence-sharing is an emerging platform for mobile applications, but presence-privacy remains a challenge. Privacy controls must be flexible enough to allow sharing between both ...
This paper presents a social and personal context modeling method on mobile device. It infers user’s contexts, such as amity with others and emotional state, from uncertain logs...
Security is a critical issue in mobile commerce, especially in mobile database systems since mobile environments are dynamic and traditional protection mechanisms do not work very...
Cell phones are no longer merely used to make phone calls or to send short or multimedia messages. They more and more become information systems clients. Recent developments in th...
This paper introduces mTag, a distributed eventdriven architecture for discovering location specific mobile web services. Service discovery is initiated by touching a fixed RFID r...
Jani Korhonen, Timo Ojala, Mikko Klemola, Pasi Vaa...