— Social interaction history refers to traces of social interaction in information spaces. These traces have potential to help users explore and navigate through information spac...
Abstract—Based on information theoretic tools, a new spectrum sensing method is proposed in this paper to detect vacant sub-bands in the radio spectrum1 . Specifically, based on...
Abstract— For multiple-input multiple-output (MIMO) systems, the optimum maximum likelihood (ML) detection requires tremendous complexity as the number of antennas or modulation ...
—Routing in ad hoc networks is a well known issue. Most of the previous propositions to route data between two nodes aimed to define a path (sometimes several ones) on which pac...
Today XML is an essential technology for knowledge management within enterprises and dissemination of data over the Web. Therefore the efficient evaluation of XML queries has been ...