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175
Voted
SEMWEB
2009
Springer
16 years 27 days ago
2009
Springer
We present a query processing procedure for conjunctive queries in distributed ontology systems where a large ontology is divided into ontology fragments that are later distributed...
137
Voted
WEBI
2007
Springer
16 years 14 days ago
2007
Springer
In this paper, we propose document-centric query answering, a novel form of query answering for the Semantic Web. We discuss how we have built a knowledge base system to support t...
190
Voted
BTW
2007
Springer
16 years 16 days ago
2007
Springer
Abstract: Peer data management systems (PDMS) are a highly dynamic, decentralized infrastructure for large-scale data integration. They consist of a dynamic set of autonomous peers...
165
Voted
WAIM
2007
Springer
16 years 14 days ago
2007
Springer
Abstract. The heterogeneity nature of XML data creates the need for approximate query answering. In this paper, we present an XML system that cooperates with users to provide user-...