625 search results - page 79 / 125 » Feature selection methods for text classification |
92
Voted
KDD
2004
ACM
15 years 11 months ago
2004
ACM
Extracting sentiments from unstructured text has emerged as an important problem in many disciplines. An accurate method would enable us, for example, to mine online opinions from ...
CIARP
2006
Springer
15 years 2 months ago
2006
Springer
Authorship attribution is the task of identifying the author of a given text. The main concern of this task is to define an appropriate characterization of documents that captures ...
RSFDGRC
2005
Springer
15 years 4 months ago
2005
Springer
Abstract. Feature selection refers to the problem of selecting those input features that are most predictive of a given outcome; a problem encountered in many areas such as machine...
ICMCS
2006
IEEE
15 years 5 months ago
2006
IEEE
In this paper, a new approach for automatic audio classification using non-negative matrix factorization (NMF) is presented. Training is performed onto each audio class individua...
KDD
2008
ACM
15 years 11 months ago
2008
ACM
Efficient training of direct multi-class formulations of linear Support Vector Machines is very useful in applications such as text classification with a huge number examples as w...