413 search results - page 6 / 83 » A Comparative Study on Feature Selection in Text Categorizat... |
ECIR
2004
Springer
13 years 9 months ago
2004
Springer
Abstract. Previous researches on advanced representations for document retrieval have shown that statistical state-of-the-art models are not improved by a variety of different ling...
ACSC
2003
IEEE
14 years 24 days ago
2003
IEEE
We introduced a novel method employing a hierarchical domain ontology structure to extract features representing documents in our previous publication (Wang 2002). All raw words i...
ADCS
2004
13 years 9 months ago
2004
In this paper we study the effectiveness of using a phrase-based representation in e-mail classification, and the affect this approach has on a number of machine learning algorithm...
ISNN
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. In this paper, we propose a probabilistic approach to feature selection for multi-class text categorization. Specifically, we regard document class and occurrence of eac...
DGO
2008
13 years 9 months ago
2008
We address the e-rulemaking problem of categorizing public comments according to the issues that they address. In contrast to previous text categorization research in e-rulemaking...