A moving region whose location and extend change over time can imply topological changes such as region split and hole formation. To study this phenomenon is useful in many applic...
A wide range of database applications manage information that varies over time. Many of the underlying database schemas of these were designed using one of the several versions of...
: In this paper we analyze some existing tools and approaches to image data modeling and we propose an Object-Oriented Image Data (OOID) model. It can be applied on a wide variety ...
This paper describes the LDL++ system and the research advances that have enabled its design and development. We begin by discussing the new nonmonotonic and nondeterministic cons...
Abstract. The paper provides a conceptual framework for designing and executing business processes using semantic Web services. We envision a world in which a designer defines a ...