9683 search results - page 419 / 1937 » Query performance prediction |
160
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CIKM
2004
Springer
15 years 10 months ago
2004
Springer
Document-centric XML collections contain text-rich documents, marked up with XML tags that add lightweight semantics to the text. Querying such collections calls for a hybrid quer...
151
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SIGMOD
2010
ACM
15 years 9 months ago
2010
ACM
The probabilistic threshold query (PTQ) is one of the most common queries in uncertain databases, where all results satisfying the query with probabilities that meet the threshold...
144
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SIGMOD
2010
ACM
15 years 9 months ago
2010
ACM
Many advanced data management operations (e.g., incremental maintenance, trust assessment, debugging schema mappings, keyword search over databases, or query answering in probabil...
154
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CIDR
2003
15 years 6 months ago
2003
Speculation is an every day phenomenon whereby one acts in anticipation of particular conditions that are likely to hold in the future. Computer science research has seen many suc...
172
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SIGMOD
2010
ACM
15 years 5 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...