151 search results - page 6 / 31 » Efficient feature weighting methods for ranking |
KDD
2004
ACM
14 years 11 months ago
2004
ACM
Finding informative genes from microarray data is an important research problem in bioinformatics research and applications. Most of the existing methods rank features according t...
ESWA
2008
13 years 11 months ago
2008
Content-based image retrieval (CBIR) is a group of techniques that analyzes the visual features (such as color, shape, texture) of an example image or image subregion to find simi...
ICNC
2005
Springer
14 years 4 months ago
2005
Springer
The feature selection and weighting are two important parts of automatic text classification. In this paper we give a new method based on concept attributes. We use the DEF Terms o...
CVPR
2010
IEEE
14 years 4 months ago
2010
IEEE
In this paper, we propose a new transductive learning framework for image retrieval, in which images are taken as vertices in a weighted hypergraph and the task of image search is...
ACL
2009
13 years 8 months ago
2009
In text categorization, feature selection (FS) is a strategy that aims at making text classifiers more efficient and accurate. However, when dealing with a new task, it is still d...