Means for the representation of variability in UML 2.0 interactions, as presented in a previous work, are further formalised and given a mathematically formal semantics. In this w...
In this article we present an infrastructure for creating mash up and visual representations of the user profile that combine data from different sources. We explored this approach...
This paper studies an optimal deployment problem for a network of robotic sensors moving in the real line. Given a spatial process of interest, each individual sensor sends a pack...
We present a prototype system, SPIDER, developed at AT&T Labs? Research, which supports flexible string attribute value matching in large databases. We discuss the design prin...
The explosive growth of the Internet and information devices has driven database systems to be more scaleable, available, and able to support online, mobile, and disconnected clie...