1452 search results - page 5 / 291 » The Effectiveness of Query Expansion for Distributed Informa... |
CORR
2008
Springer
13 years 7 months ago
2008
Springer
Abstract. Query expansion is a well known method to improve the performance of information retrieval systems. In this work we have tested different approaches to extract the candid...
ACL
2009
13 years 5 months ago
2009
User generated content is characterized by short, noisy documents, with many spelling errors and unexpected language usage. To bridge the vocabulary gap between the user's in...
ECIR
2010
Springer
13 years 9 months ago
2010
Springer
Query performance predictors are commonly evaluated by reporting correlation coefficients to denote how well the methods perform at predicting the retrieval performance of a set of...
ECIR
2008
Springer
13 years 9 months ago
2008
Springer
In document retrieval using pseudo relevance feedback, after initial ranking, a fixed number of top-ranked documents are selected as feedback to build a new expansion query model. ...
SIGIR
2005
ACM
14 years 1 months ago
2005
ACM
In this paper we investigate the effectiveness of a documentindependent technique for eliciting feedback from users about their information problems. We propose that such a techni...