235 search results - page 31 / 47 » Evaluating Query Result Significance in Databases via Random... |
121
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ALMOB
2007
15 years 3 months ago
2007
Background: The optimal score for ungapped local alignments of infinitely long random sequences is known to follow a Gumbel extreme value distribution. Less is known about the imp...
177
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SIGMOD
2004
ACM
16 years 3 months ago
2004
ACM
Virtually every commercial query optimizer chooses the best plan for a query using a cost model that relies heavily on accurate cardinality estimation. Cardinality estimation erro...
140
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CIKM
2008
Springer
15 years 5 months ago
2008
Springer
SALSA is a link-based ranking algorithm that takes the result set of a query as input, extends the set to include additional neighboring documents in the web graph, and performs a...
142
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EMMCVPR
2007
Springer
15 years 9 months ago
2007
Springer
: We presented and evaluated a new Bayesian method for range image segmentation. The method proceeds in to stages. First, an initial segmentation was produced by a randomized regio...
141
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DBSEC
2009
15 years 4 months ago
2009
Reflective Database Access Control (RDBAC) is a model in which a database privilege is expressed as a database query itself, rather than as a static privilege in an access control ...