Sciweavers

283 search results - page 10 / 57
» A study of the effect of term proximity on query expansion
Sort
View
CIKM
2005
Springer
14 years 1 months ago
Query expansion using random walk models
It has long been recognized that capturing term relationships is an important aspect of information retrieval. Even with large amounts of data, we usually only have significant ev...
Kevyn Collins-Thompson, Jamie Callan
JASIS
2006
68views more  JASIS 2006»
13 years 7 months ago
Query expansion behavior within a thesaurus-enhanced search environment: A user-centered evaluation
e to the CAB abstracts database. Data-gathering techniques included questionnaires, screen capturing software, and interviews. The results presented here relate to issues of search...
Ali Asghar Shiri, Crawford Revie
AWIC
2005
Springer
14 years 1 months ago
Conceptual Query Expansion
Query expansion has been extensively studied as a technique for increasing information retrieval performance. However, due to the volume of documents available on the web, many of ...
Orland Hoeber, Xue Dong Yang, Yiyu Yao
CLEF
2007
Springer
14 years 1 months ago
Applying Query Expansion Techniques to Ad Hoc Monolingual Tasks with the IR-n System
The paper describes our participation in Monolingual tasks at CLEF 2007. We submitted results for the following languages: Hungarian, Bulgarian and Czech. We focused on studying d...
Elisa Noguera, Fernando Llopis
ECIR
2010
Springer
13 years 9 months ago
Query Performance Prediction: Evaluation Contrasted with Effectiveness
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...
Claudia Hauff, Leif Azzopardi, Djoerd Hiemstra, Fr...