714 search results - page 20 / 143 » Conceptual Query Expansion |
ICEIS
2009
IEEE
14 years 2 months ago
2009
IEEE
In an information retrieval system, a thesaurus can be used for query expansion, i.e. adding words to queries in order to improve recall. We propose a semi-automatic and interactiv...
DASFAA
2009
IEEE
13 years 11 months ago
2009
IEEE
Abstract. Query expansion has received extensive attention in information retrieval community. Although semantic based query expansion appears to be promising in improving retrieva...
AIRS
2008
Springer
14 years 2 months ago
2008
Springer
We present a novel approach that transforms the weighting task to a typical coarse-grained classification problem, aiming to assign appropriate weights for candidate expansion term...
LREC
2008
13 years 9 months ago
2008
Morphological query expansion and language-filtering words have proved to be valid methods when searching the web for content in Basque via APIs of commercial search engines, as t...
CLEF
2005
Springer
14 years 1 months ago
2005
Springer
This paper reports results for the University of Maryland’s participation in CLEF-2005 Cross-Language Speech Retrieval track. Techniques that were tried include: (1) document ex...