131 search results - page 18 / 27 » Imbalanced sentiment classification |
EMNLP
2008
14 years 11 months ago
2008
Determining the polarity of a sentimentbearing expression requires more than a simple bag-of-words approach. In particular, words or constituents within the expression can interac...
ELPUB
2007
ACM
15 years 1 months ago
2007
ACM
The growing stream of content placed on the Web provides a huge collection of textual resources. People share their experiences on-line, ventilate their opinions (and frustrations...
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CIKM
2009
Springer
14 years 7 months ago
2009
Springer
This workshop seeks to bring together researchers in both computer science and social sciences who are interested in developing and using topic-sentiment analysis methods to measu...
ICDM
2007
IEEE
15 years 3 months ago
2007
IEEE
In this paper, we study the problem of summarizing reasons from blogsphere for social study. We regard weblogs as a source for collecting non-discrete public opinions, where genui...
KDD
2007
ACM
15 years 10 months ago
2007
ACM
Given its importance, the problem of predicting rare classes in large-scale multi-labeled data sets has attracted great attentions in the literature. However, the rare-class probl...