Lexicon based feature extraction for emotion text classification.
Anil BandhakaviNirmalie WiratungaDeepak PadmanabhanStewart MassiePublished in: Pattern Recognit. Lett. (2017)
Keyphrases
- text classification
- feature extraction
- feature selection
- text categorization
- bag of words
- naive bayes
- text mining
- extracted features
- machine learning
- n gram
- feature extractors
- text data
- labeled data
- preprocessing
- feature vectors
- image processing
- knn
- face recognition
- text classifiers
- facial expressions
- pattern classification
- frequency domain
- text documents
- dimensionality reduction
- feature space
- support vector machine svm
- discriminant analysis
- training data
- sentiment classification
- emotional state
- neural network
- linear discriminant analysis
- multi label
- support vector
- k nearest neighbor
- image classification
- domain specific
- principal component analysis
- wavelet transform
- texture features
- natural language
- gabor filters
- classification accuracy
- virtual humans
- emotion recognition