1059 search results - page 63 / 212 » Improving Semantic Query Answering |
177
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ACL
2011
14 years 9 months ago
2011
We develop a novel approach to the semantic analysis of short text segments and demonstrate its utility on a large corpus of Web search queries. Extracting meaning from short text...
162
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WWW
2007
ACM
16 years 6 months ago
2007
ACM
Current search engines do not fully leverage semantically rich datasets, or specialise in indexing just one domainspecific dataset. We present a search engine that uses the RDF da...
151
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DEXA
2005
Springer
15 years 11 months ago
2005
Springer
In relational database systems a combination of privileges and views is employed to limit a user’s access and to hide non-public data. The data privacy problem is to decide wheth...
158
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CIKM
2004
Springer
15 years 11 months ago
2004
Springer
We examine the problem of retrieving the top-m ranked items from a large collection, randomly distributed across an n-node system. In order to retrieve the top m overall, we must ...
169
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DASFAA
2009
IEEE
15 years 10 months ago
2009
IEEE
Abstract. Query expansion has received extensive attention in information retrieval community. Although semantic based query expansion appears to be promising in improving retrieva...