2850 search results - page 145 / 570 » Answering Queries using Humans, Algorithms and Databases |
135
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CHI
1992
ACM
15 years 7 months ago
1992
ACM
We designed, implemented and evaluated a new concept for direct manipulation of databases, called dynamic queries, that allowsuserstoformulatequerieswithgraphicalwidgets,such as s...
139
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VLDB
1991
ACM
15 years 6 months ago
1991
ACM
We propose a two-pha.se algorithm for physical database design. In phase one the algorithm, for each logical query, losesrules to determine characteristics of a physical design (s...
161
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CLEF
2007
Springer
15 years 9 months ago
2007
Springer
In this paper, we propose a pseudo-relevance feedback method to deal with the photographic retrieval and medical retrieval tasks of ImageCLEF 2007. The aim of our participation to...
128
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SIGMOD
2004
ACM
16 years 3 months ago
2004
ACM
Current day database applications, with large numbers of users, require fine-grained access control mechanisms, at the level of individual tuples, not just entire relations/views,...
140
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ADC
2008
Springer
15 years 5 months ago
2008
Springer
A common approach to content-based image retrieval is to use example images as queries; images in the collection that have low-level features similar to the query examples are ret...