In this paper, we propose a Core Grid Ontology (CGO) that defines fundamental Grid-specific concepts, and the relationships between them. One of the key goals is to make this Co...
Recent years have shown a surge in interest in temporal database systems, which allow users to store time-dependent intbrmation. We present a novel controlled natural language int...
In this paper we present a framework for the evaluation and (re)design of modeling languages. We focus here on the evaluation of the suitability of a language to model a set or rea...
XRL (eXchangeable Routing Language) is an instancebased workflow language that uses XML for the representation of process definitions and Petri nets for its semantics. Since XRL i...
Wil M. P. van der Aalst, H. M. W. Verbeek, A. Kuma...
Despite its origins in software modeling, there has been growing interest in using the Unified Modeling Language (UML) for conceptual modeling of application domains. However, the...