Optimizing Features for Dialogue Act Classification.
James O'SheaZuhair BandarKeeley A. CrockettPublished in: SMC (2013)
Keyphrases
- feature vectors
- classification accuracy
- classification method
- feature extraction
- feature set
- feature space
- classification models
- extracted features
- classification process
- feature analysis
- pattern recognition
- machine learning
- feature values
- extracting features
- classification algorithm
- feature representation
- automatic classification
- machine learning approaches
- class labels
- confidence scores
- category labels
- discriminative features
- feature construction
- features extraction
- classification rate
- pattern classification
- high dimensionality
- low level
- support vector
- classification scheme
- eeg signals
- false positives
- text classification
- principal component analysis
- supervised learning
- irrelevant features
- image features
- preprocessing