486 search results - page 44 / 98 » Evaluating Top-k Queries over Web-Accessible Databases |
ICPR
2002
IEEE
16 years 2 months ago
2002
IEEE
This paper proposes a novel view of the information generated by relevance feedback. Latent semantic analysis is adapted to this view to extract useful inter-query information. Th...
123
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EDBT
2008
ACM
16 years 1 months ago
2008
ACM
In the classical database world, information access has been based on a paradigm that involves structured, schema-aware, queries and tabular answers. In the current environment, h...
187
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SIGMOD
2005
ACM
16 years 1 months ago
2005
ACM
A windowed query operator breaks a data stream into possibly overlapping subsets of data and computes results over each. Many stream systems can evaluate window aggregate queries....
206
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ICDE
2008
IEEE
16 years 2 months ago
2008
IEEE
This paper introduces a framework for processing continuous, exact queries over continuous update XML streams. Instead of eagerly performing the updates on cached portions of the s...
103
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VLDB
2005
ACM
15 years 7 months ago
2005
ACM
This paper presents a set of algorithms for efficiently evaluating join queries over static data tables in sensor networks. We describe and evaluate three algorithms that take adv...