131 search results - page 12 / 27 » Imbalanced sentiment classification |
COLING
2008
13 years 9 months ago
2008
We describe and evaluate a new method of automatic seed word selection for unsupervised sentiment classification of product reviews in Chinese. The whole method is unsupervised an...
ICMCS
2010
IEEE
13 years 4 months ago
2010
IEEE
Existing research on news video analysis mainly concentrates on structure analysis, semantic concept detection, annotation and search. However, little work has been contributed to...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
This paper is concerned with the problem of Imbalanced Classification (IC) in web mining, which often arises on the web due to the "Matthew Effect". As web IC applicatio...
DAS
2008
Springer
13 years 9 months ago
2008
Springer
In classification tasks, class-modular strategy has been widely used. It has outperformed classical strategy for pattern classification task in many applications [1]. However, in ...
FLAIRS
2008
13 years 10 months ago
2008
Building useful classification models can be a challenging endeavor, especially when training data is imbalanced. Class imbalance presents a problem when traditional classificatio...