1940 search results - page 147 / 388 » Optimizing search engines using clickthrough data |
145
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CVPR
2008
IEEE
16 years 7 months ago
2008
IEEE
In this paper, we propose a novel approach to model shape variations. It encodes sparsity, exploits geometric redundancy, and accounts for the different degrees of local variation...
150
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GECCO
2006
Springer
15 years 8 months ago
2006
Springer
This poster paper investigates the potential of single and multiobjective genetic operators with an object-oriented conceptual design space. Using cohesion as an objective fitness...
169
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SIGMOD
1995
ACM
15 years 8 months ago
1995
ACM
Text is a pervasive information type, and many applications require querying over text sources in addition to structured data. This paper studies the problem of query processing i...
131
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PVLDB
2010
15 years 3 months ago
2010
In XML search systems twig queries specify predicates on node values and on the structural relationships between nodes, and a key operation is to join individual query node matche...
181
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LCPC
1995
Springer
15 years 8 months ago
1995
Springer
V-cal is a calculus designed to support the compilation of data parallel languages that allows to describe program transformations and optimizations as semantics preserving rewrite...