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» A Web Query System for Heterogeneous Government Data
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GCC
2005
Springer
15 years 9 months ago
Query Optimization in Database Grid
DarGridⅡ is an implemented database gird system whose goal is to provide a semantic solution for integrating database resources on the web. Although many algorithms have been pro...
Xiaoqing Zheng, Huajun Chen, Zhaohui Wu, Yuxin Mao
VLDB
2005
ACM
134views Database» more  VLDB 2005»
15 years 9 months ago
HePToX: Marrying XML and Heterogeneity in Your P2P Databases
We present HePToX, a full-fledged peer-topeer database system that efficiently handles XML data heterogeneity. In a highly dynamic P2P network, it is unrealistic for a peer enter...
Angela Bonifati, Elaine Qing Chang, Terence Ho, La...
KCAP
2009
ACM
15 years 8 months ago
Cross ontology query answering on the semantic web: an initial evaluation
PowerAqua1 is a Question Answering system, which takes as input a natural language query and is able to return answers drawn from relevant semantic resources found anywhere on the...
Vanessa Lopez, Victoria S. Uren, Marta Sabou, Enri...
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SWAP
2007
15 years 5 months ago
Improving Responsiveness of Ontology-Based Query Formulation
Abstract. Recent research showed the benefits of adopting formal ontologies as a means for accessing heterogeneous data sources. The use of an ontology not only provides a uniform...
Ivan Zorzi, Sergio Tessaris, Paolo Dongilli
IJDSST
2010
107views more  IJDSST 2010»
15 years 1 months ago
Using the Rhizomer Platform for Semantic Decision Support Systems Development
Decision support systems get more useful as they manage to make decisions more informed. However, the cost of information and of combining and making it available in the appropriat...
Roberto García