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SYRCODIS
2007
92views Database» more  SYRCODIS 2007»
15 years 2 months ago
A Method for Evaluating Full-text Search Queries in Native XML Databases
In this paper we consider the problem of efficiently producing results for full-text keyword search queries over XML documents. We describe full-text search query semantics and pr...
Roman Pastukhov
ICDT
2010
ACM
180views Database» more  ICDT 2010»
15 years 11 months ago
Foundations of SPARQL Query Optimization
We study fundamental aspects related to the efficient processing of the SPARQL query language for RDF, proposed by the W3C to encode machine-readable information in the Semantic W...
Michael Schmidt, Michael Meier, Georg Lausen
124
Voted
OTM
2005
Springer
15 years 7 months ago
Ontology-Based Spatial Query Expansion in Information Retrieval
Ontologies play a key role in Semantic Web research. A common use of ontologies in Semantic Web is to enrich the current Web resources with some well-defined meaning to enhance th...
Gaihua Fu, Christopher B. Jones, Alia I. Abdelmoty
ICCCN
2007
IEEE
15 years 5 months ago
Scalable Peer-to-Peer File Sharing with Efficient Complex Query Support
A good P2P file sharing system is usually expected to achieve the following design goals: scalability, routing efficiency and complex query support. In this paper, we propose such ...
Yan Li, Jyoti Ahuja, Li Lao, Jun-Hong Cui
101
Voted
UIST
1998
ACM
15 years 6 months ago
Graphical Query Specification and Dynamic Result Previews for a Digital Library
Textual query languages based on Boolean logic are common amongst the search facilities of on-line information repositories. However, there is evidence to suggest that the syntact...
Steve Jones