- Security is a primary concern in group communication, and secure authentication is essential to establishing a secure group communication. Most conventional authentications consi...
RFID(Radio Frequency Identification) is recently becoming popular, promising and widespread. In contrast, RFID tags can bring about traceability that causes user privacy and reduce...
Peer-to-peer environments have become popular as a framework for exchange of services. In these environments, certain peers may fail to provide their services. Reputation can be a...
In recent years, a variety of new computing paradigms have been proposed for various purposes. It is true that many of them intend to and really can gratify some of the people some...
In this paper we are interested in storing and perform OLAP queries about various aggregate trajectory properties. We consider a data stream environment where a set of mobile objec...