497 search results - page 7 / 100 » Study on Feature Selection Algorithm in Topic Tracking |
CVPR
2003
IEEE
15 years 11 months ago
2003
IEEE
A linear programming technique is introduced that jointly performs feature selection and classifier training so that a subset of features is optimally selected together with the c...
84
Voted
CBMS
2009
IEEE
15 years 4 months ago
2009
IEEE
Feature extraction and selection are two important steps for shape retrieval. Given a data set, a set of features which describe the shape property from different aspects are extr...
TREC
2008
14 years 11 months ago
2008
This paper describes our participation in the 2008 TREC Blog track. Our system consists of 3 components: data preprocessing, topic retrieval, and opinion finding. In the topic ret...
103
Voted
SDM
2007
SIAM
14 years 11 months ago
2007
SIAM
Feature selection is an important task in effective data mining. A new challenge to feature selection is the so-called “small labeled-sample problem” in which labeled data is...
TREC
2008
14 years 11 months ago
2008
A distributed information retrieval system with resourceselection and resultset merging capability was used to search subsets of the GOV2 document corpus for the 2008 TREC Million...