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ICTAI
2009
IEEE
15 years 2 months ago
Real-Valued Feature Selection by Mutual Information of Order 2
The selection of features for classification, clustering and approximation is an important task in pattern recognition, data mining and soft computing. For real-valued features, th...
Rüdiger W. Brause
ICWSM
2009
15 years 2 months ago
Delta TFIDF: An Improved Feature Space for Sentiment Analysis
Mining opinions and sentiment from social networking sites is a popular application for social media systems. Common approaches use a machine learning system with a bag of words f...
Justin Martineau, Tim Finin
ICWSM
2009
15 years 2 months ago
High-level Features for Learning Subjective Language across Domains
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...
Gaël Dias, Dinko Dimchev Lambov, Veska Nonche...
ACL
2011
14 years 8 months ago
Contrasting Opposing Views of News Articles on Contentious Issues
We present disputant relation-based method for classifying news articles on contentious issues. We observe that the disputants of a contention are an important feature for underst...
Souneil Park, Kyung Soon Lee, Junehwa Song
ICDAR
2011
IEEE
14 years 4 months ago
CalliGUI: Interactive Labeling of Calligraphic Character Images
—Calligraphic data entry is accelerated by generating, with a feature-based character classifier, an ordered list of reference candidate labels for each character image. The impr...
George Nagy, Xiafen Zhang