3652 search results - page 559 / 731 » A study of query length |
151
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AIRS
2009
Springer
16 years 1 months ago
2009
Springer
Relevance-based language models operate by estimating the probabilities of observing words in documents relevant (or pseudo relevant) to a topic. However, these models assume that ...
199
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FOCS
2008
IEEE
16 years 28 days ago
2008
IEEE
Dynamic connectivity is a well-studied problem, but so far the most compelling progress has been confined to the edge-update model: maintain an understanding of connectivity in a...
162
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CIKM
2007
Springer
16 years 20 days ago
2007
Springer
Modern web search engines are expected to return top-k results efficiently given a query. Although many dynamic index pruning strategies have been proposed for efficient top-k com...
146
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CIVR
2007
Springer
16 years 20 days ago
2007
Springer
The vast majority of the features used in today’s commercially deployed image search systems employ techniques that are largely indistinguishable from text-document search – t...
182
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DOCENG
2006
ACM
16 years 14 days ago
2006
ACM
XPath is the standard declarative language for navigating XML data and returning a set of matching nodes. In the context of XSLT/XQuery analysis, query optimization, and XML type ...