2850 search results - page 174 / 570 » Answering Queries using Humans, Algorithms and Databases |
341
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SIGMOD
2006
ACM
16 years 3 months ago
2006
ACM
Given a dataset P and a preference function f, a top-k query retrieves the k tuples in P with the highest scores according to f. Even though the problem is well-studied in convent...
114
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APWEB
2004
Springer
15 years 9 months ago
2004
Springer
We propose a template-based runtime invalidation approach for maintaining cache consistency in database-generated web contents. In our approach, the invalidator sits between a web...
128
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SG
2004
Springer
15 years 8 months ago
2004
Springer
This paper introduces a tangible user interface for browsing and retrieving images from an image database. The basis for the query to the image database is a color layout sketch, ...
152
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WWW
2006
ACM
16 years 4 months ago
2006
ACM
We introduce a new, powerful class of text proximity queries: find an instance of a given "answer type" (person, place, distance) near "selector" tokens matchi...
207
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ICDE
2001
IEEE
16 years 4 months ago
2001
IEEE
We describe efficient algorithms for accurately estimating the number of matches of a small node-labeled tree, i.e., a twig, in a large node-labeled tree, using a summary data str...