3269 search results - page 240 / 654 » Query Optimization for XML |
177
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SSD
2007
Springer
15 years 10 months ago
2007
Springer
We address continuously processing an aggregation join query over data streams. Queries of this type involve both join and aggregation operations, with windows specified on join ...
146
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VIP
2001
15 years 5 months ago
2001
Videos contain rich information. Until recently, information within a video had been largely left under-utilized, with fast forward/rewind as the most popular method of accessing ...
133
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SYRCODIS
2008
15 years 5 months ago
2008
Based on loosely coupled services in an XML engine, we describe how to realize fine-grained lock protocols, which can guarantee transaction isolation for applications using differ...
258
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ICDE
2008
IEEE
16 years 5 months ago
2008
IEEE
ct The backbone of the XML data model, namely ordered, unranked trees, is inherently recursive and it is natural to equip the associated languages with constructs that can query su...
138
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ECIR
2008
Springer
15 years 5 months ago
2008
Springer
In document retrieval using pseudo relevance feedback, after initial ranking, a fixed number of top-ranked documents are selected as feedback to build a new expansion query model. ...