413 search results - page 29 / 83 » A Comparative Study on Feature Selection in Text Categorizat... |
ACHI
2009
IEEE
14 years 2 months ago
2009
IEEE
Designing CSCW systems that support the widely varying needs of targeted users is difficult. There is no silver bullet technology that enables users to effectively collaborate wit...
ICWSM
2009
13 years 5 months ago
2009
In this paper, we propose to study the characteristics for analyzing subjective content in documents. For that purpose, we present and evaluate a novel method based on abstraction...
SIGIR
2005
ACM
14 years 1 months ago
2005
ACM
We demonstrate a phonotactic-semantic paradigm for spoken document categorization. In this framework, we define a set of acoustic words instead of lexical words to represent acous...
ICPR
2006
IEEE
14 years 1 months ago
2006
IEEE
We investigated the geometrical complexity of several high-dimensional, small sample classification problems and its changes due to two popular feature selection procedures, forw...
SIGDIAL
2010
13 years 5 months ago
2010
We present analyses aimed at eliciting which specific aspects of discourse provide the strongest indication for text importance. In the context of content selection for single doc...