714 search results - page 62 / 143 » Conceptual Query Expansion |
IPM
2010
13 years 8 months ago
2010
The paper presents methods of retrieving blog posts containing opinions about an entity expressed in the query. The methods use a lexicon of subjective words and phrases compiled ...
WWW
2006
ACM
14 years 10 months ago
2006
ACM
We introduce the notion of query substitution, that is, generating a new query to replace a user's original search query. Our technique uses modifications based on typical su...
EDBT
2006
ACM
14 years 10 months ago
2006
ACM
Nearest neighbor (NN) queries have been extended from Euclidean spaces to road networks. Existing approaches are either based on Dijkstra-like network expansion or NN/distance prec...
DEXAW
2007
IEEE
14 years 4 months ago
2007
IEEE
This paper presents an information retrieval methodology which uses Formal Concept Analysis in conjunction with semantics to provide contextual answers to users’ queries. User f...
CLEF
2001
Springer
14 years 2 months ago
2001
Springer
We present a report on our participation in the English-Dutch bilingual task of the 2001 Cross-Language Evaluation Forum (CLEF). We attempted to demonstrate that good cross languag...