Traditional GISystems are no longer appropriate for modern distributed, heterogeneous network environments due to their closed architecture, and their lack of interoperability, reu...
In this document, we describe a light-weighted ontology mediation method that allows users to send semantic queries to distant data repositories to browse for learning object meta...
: Statistics that accurately describe the distribution of data values in the columns of relational tables are essential for effective query optimization in a database management sy...
Alexander Behm, Volker Markl, Peter J. Haas, Kesha...
In this paper, we present the design and implementation of Ovid, a browser for Grid-related information. The key goal of Ovid is to support the seamless navigation of users in the...
Marios D. Dikaiakos, A. Artemiou, George Tsouloupa...
Abstract. Much of the information on the web is indeed dynamic content provided through linkups with databases. However, due to heterogeneity of databases, it is difficult to provi...
Jeong-Oog Lee, Myeong-Cheol Ko, Jinsoo Kim, Chang-...