ECNU: Expression- and Message-level Sentiment Orientation Classification in Twitter Using Multiple Effective Features.
Jiang ZhaoMan LanTiantian ZhuPublished in: SemEval@COLING (2014)
Keyphrases
- feature vectors
- feature set
- polarity classification
- feature extraction
- classification accuracy
- classification models
- classification method
- feature space
- svm classifier
- pattern recognition
- classification process
- extracted features
- feature analysis
- machine learning
- image classification
- gabor filters
- benchmark datasets
- extracting features
- support vector
- feature representation
- high dimensionality
- discriminative features
- feature subset
- social media
- social networks
- gabor filtering
- correspondence analysis
- feature selection
- low level
- eeg signals
- sentiment analysis
- multiple types
- sentence level
- multiple classifiers
- sentiment classification
- social media data
- supervised learning
- text classification