148 search results - page 17 / 30 » Query Evaluation via Tree-Decompositions |
ICDE
2002
IEEE
14 years 8 months ago
2002
IEEE
Internet search engines have popularized the keywordbased search paradigm. While traditional database management systems offer powerful query languages, they do not allow keyword-...
GIS
2007
ACM
13 years 11 months ago
2007
ACM
Spatial join is an important yet costly operation in spatial databases. In order to speed up the execution of a spatial join, the input tables are often indexed based on their spa...
SOFSEM
2005
Springer
14 years 26 days ago
2005
Springer
Different structures are used in peer-to-peer networks to represent their inherently distributed, self-organized and decentralized memory structure. In this paper, a simple range...
MDM
2005
Springer
14 years 26 days ago
2005
Springer
Mobile terminals (cellular phones, PDAs, palmtops etc.) emerge as a new class of small-scale, ad-hoc service providers that share data and functionality via mobile web services’...
JASIS
2008
13 years 7 months ago
2008
Research on cross-language information retrieval (CLIR) has typically been restricted to settings using binary relevance assessments. In this paper, we present evaluation results f...