3686 search results - page 319 / 738 » Context Query in Information Retrieval |
282
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GIS
2007
ACM
16 years 7 months ago
2007
ACM
In this paper, we present an original network graph embedding to speed-up distance-range and k-nearest neighbor queries in (weighted) graphs. Our approach implements the paradigm ...
168
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WEBI
2010
Springer
15 years 4 months ago
2010
Springer
Static index pruning techniques aim at removing from the posting lists of an inverted file the references to documents which are likely to be not relevant for answering user querie...
189
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EDBT
2010
ACM
16 years 1 months ago
2010
ACM
Although keyword query enables inexperienced users to easily search XML database with no specific knowledge of complex structured query languages or XML data schemas, the ambigui...
191
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WWW
2009
ACM
16 years 7 months ago
2009
ACM
Automatic categorization of user queries is an important component of general purpose (Web) search engines, particularly for triggering rich, query-specific content and sponsored ...
187
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WECWIS
2008
IEEE
16 years 1 months ago
2008
IEEE
We present ISENS, a distributed, end-to-end, ontologybased information integration system. In response to a user’s query, our system is capable of retrieving facts from data sou...