2228 search results - page 159 / 446 » A System for Semantic Query Optimization |
169
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SIGMOD
2007
ACM
15 years 10 months ago
2007
ACM
An emerging challenge in modern distributed querying is to efficiently process multiple continuous aggregation queries simultaneously. Processing each query independently may be i...
111
Voted
JIDM
2010
14 years 8 months ago
2010
The need for incorporating preference querying in database technology is a very important issue in a variety of applications ranging from e-commerce to personalized search engines....
88
Voted
AI
2007
Springer
15 years 4 months ago
2007
Springer
Many researchers have used text classification method in solving the ontology mapping problem. Their mapping results heavily depend on the availability of quality exemplars used as...
94
Voted
WECWIS
2008
IEEE
15 years 4 months ago
2008
IEEE
Integrating service description, discovery, and invocation functionalities presents several fundamental problems in the management of web services and is a basic problem for compo...
86
Voted
GIS
2002
ACM
14 years 10 months ago
2002
ACM
The focus of this paper is on interoperability issues to achieve data integration in distributed databases for geographic applications. Our concrete application is in the context ...