CoMex (Coordination Mechanism) is a system to coordinate the execution of tasks accessing coordinable entities. It uses coordination rules to describe the temporal and logical orde...
In this paper, we present the design, implementation, and evaluation of a system that executes complex event queries over real-time streams of RFID readings encoded as events. The...
The W3C XQuery language recommendation, based on a hierarchical and ordered document model, supports a wide variety of constructs and use cases. There is a diversity of approaches...
David DeHaan, David Toman, Mariano P. Consens, M. ...
Providing an integrated access to multiple heterogeneous sources is a challenging issue in global information systems for cooperation and interoperability. In the past, companies h...
Internet is a huge source of information. Search engines have indexed much of this information and are able to extract the relevant webpages that are related to a given query. Howe...