2223 search results - page 296 / 445 » Query Optimization in an OODBMS |
152
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DASFAA
2007
IEEE
15 years 8 months ago
2007
IEEE
Cache groups are a powerful concept for database caching, which is used to relieve the backend database load and to keep referenced data close to the application programs at the &q...
136
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SIGIR
2010
ACM
15 years 8 months ago
2010
ACM
Pseudo-relevance feedback is an effective technique for improving retrieval results. Traditional feedback algorithms use a whole feedback document as a unit to extract words for ...
181
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CIKM
2004
Springer
15 years 8 months ago
2004
Springer
With the growing importance of semi-structure data in information exchange, much research has been done to provide an effective mechanism to match a twig query in an XML database....
162
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SIGMOD
2010
ACM
15 years 4 months ago
2010
ACM
Trajectory search has long been an attractive and challenging topic which blooms various interesting applications in spatial-temporal databases. In this work, we study a new probl...
146
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CORR
2010
Springer
15 years 4 months ago
2010
Springer
We present several new examples of speed-ups obtainable by quantum algorithms in the context of property testing. First, motivated by sampling algorithms, we consider probability d...