529 search results - page 4 / 106 » A User-Centered Approach for Evaluating Query Expansion Meth... |
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
We address a specific enterprise document search scenario, where the information need is expressed in an elaborate manner. In our scenario, information needs are expressed using a...
ICTAI
2003
IEEE
14 years 23 days ago
2003
IEEE
We investigate two seemingly incompatible approaches for improving document retrieval performance in the context of question answering: query expansion and query reduction. Querie...
SIGIR
2010
ACM
13 years 11 months ago
2010
ACM
User queries to search engines are observed to predominantly contain inflected content words but lack stopwords and capitalization. Thus, they often resemble natural language que...
CIKM
2001
Springer
14 years 9 hour ago
2001
Springer
In this paper we are mainly concerned with discussion of a formal model, based on the basic concept of divergence from information theory, for automatic query expansion. The basic...
RIAO
2007
13 years 9 months ago
2007
The paper proposes an approach to information retrieval based on the use of a structure (ontology) both for document (resp. query) indexing and query evaluating. The conceptual st...