450 search results - page 19 / 90 » Distributed query evaluation on semistructured data |
102
Voted
SEMWEB
2010
Springer
14 years 9 months ago
2010
Springer
Abstract. In order to effectively and quickly answer queries in environments with distributed RDF/OWL, we present a query optimization algorithm to identify the potentially relevan...
106
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SPIRE
2009
Springer
15 years 6 months ago
2009
Springer
We propose a method to evaluate queries using a last-resort semantic cache in a distributed Web search engine. The cache stores a group of frequent queries and for each of these qu...
COOPIS
2002
IEEE
15 years 4 months ago
2002
IEEE
: This work investigates the integration of heterogeneous resources, such as data and programs, in a fully distributed peer-to-peer mediation architecture. The challenge in making ...
116
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ICDT
2012
ACM
13 years 2 months ago
2012
ACM
We introduce a representation system for relational data based on algebraic factorisation using distributivity of product over union and commutativity of product and union. We giv...
CCGRID
2004
IEEE
15 years 3 months ago
2004
IEEE
This paper is concerned with efficient querying of very large multi-resolution datasets on storage and compute clusters. We present a suite of services that support storage, index...