339 search results - page 41 / 68 » Query Refinement based on Topical Term Clustering |
SIGIR
2006
ACM
14 years 1 months ago
2006
ACM
User modeling for information retrieval has mostly been studied to improve the effectiveness of information access in centralized repositories. In this paper we explore user model...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Empowering users to access databases using simple keywords can relieve the users from the steep learning curve of mastering a structured query language and understanding complex a...
TREC
2004
13 years 9 months ago
2004
In the experiment described in this paper, we investigate the effectiveness of a document-independent technique for eliciting additional information from searchers about their inf...
CLEF
2008
Springer
13 years 9 months ago
2008
Springer
In this article, we focus our efforts (i) on the study of how to automatically extract and exploit visual concepts and (ii) on fast visual diversity. First, in the Visual Concept D...
LREC
2010
13 years 9 months ago
2010
In this paper, we present the main features of a text mining based search engine for the UK Educational Evidence Portal available at the UK National Centre for Text Mining (NaCTeM...