785 search results - page 97 / 157 » Efficient Processing of Top-k Queries in Uncertain Databases |
139
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WISE
2006
Springer
15 years 10 months ago
2006
Springer
Maintaining a semantic cache of materialized XPath views inside or outside the database, is a novel, feasible and efficient approach to accelerate XML query processing. However, th...
188
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ICDT
2010
ACM
15 years 8 months ago
2010
ACM
Stochastic context-free grammars (SCFGs) have long been recognized as useful for a large variety of tasks including natural language processing, morphological parsing, speech reco...
222
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Partial evaluation has recently proven an effective technique for evaluating Boolean XPath queries over a fragmented tree that is distributed over a number of sites. What left ope...
163
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SIGMOD
2010
ACM
15 years 4 months ago
2010
ACM
Automated extraction of structured data from Web sources often leads to large heterogeneous knowledge bases (KB), with data and schema items numbering in the hundreds of thousands...
239
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ICDE
2008
IEEE
16 years 6 months ago
2008
IEEE
In this work we look at combining emerging technologies in programming languages with traditional query processing techniques to provide support for efficient execution of declarat...