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COLING
2010
14 years 6 months ago
Enhanced Sentiment Learning Using Twitter Hashtags and Smileys
Automated identification of diverse sentiment types can be beneficial for many NLP systems such as review summarization and public media analysis. In some of these systems there i...
Dmitry Davidov, Oren Tsur, Ari Rappoport
ICML
1998
IEEE
16 years 15 days ago
Improving Text Classification by Shrinkage in a Hierarchy of Classes
Andrew McCallum, Ronald Rosenfeld, Tom M. Mitchell...
DOCENG
2003
ACM
15 years 5 months ago
Accuracy improvement of automatic text classification based on feature transformation
In this paper, we describe a comparative study on techniques of feature transformation and classification to improve the accuracy of automatic text classification. The normalizati...
Guowei Zu, Wataru Ohyama, Tetsushi Wakabayashi, Fu...
DMIN
2006
114views Data Mining» more  DMIN 2006»
15 years 1 months ago
Towards Using Fewer Features for Text Classification
Abstract-- Text classification or categorization is a conventional classification problem applied to the text domain. In the cases when statistical classification methods are used,...
Yuan Yuan, Tianyang Gu
KDD
2006
ACM
179views Data Mining» more  KDD 2006»
16 years 3 days ago
Extracting key-substring-group features for text classification
In many text classification applications, it is appealing to take every document as a string of characters rather than a bag of words. Previous research studies in this area mostl...
Dell Zhang, Wee Sun Lee