2546 search results - page 179 / 510 » Managing long-running queries |
185
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CIKM
2004
Springer
16 years 17 hour ago
2004
Springer
Indexing XML is crucial for efficient XML query processing. We propose a compact tree (Ctree) for XML indexing, which provides not only concise path summaries at group level but a...
145
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INEX
2004
Springer
15 years 12 months ago
2004
Springer
Queries over XML documents challenge search engines to return the most relevant XML components that satisfy the query concepts. In a previous work[6] we described an algorithm to ...
179
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SIGMOD
2010
ACM
15 years 11 months ago
2010
ACM
We propose a novel privacy-preserving distributed infrastructure in which data resides only with the publishers owning it. The infrastructure disseminates user queries to publishe...
172
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DAWAK
2001
Springer
15 years 11 months ago
2001
Springer
Multi-Dimensional Expressions (MDX) provide an interface for asking several related OLAP queries simultaneously. An interesting problem is how to optimize the execution of an MDX q...
186
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CIKM
2007
Springer
15 years 10 months ago
2007
Springer
How to improve search accuracy for difficult topics is an underaddressed, yet important research question. In this paper, we consider a scenario when the search results are so poo...