Comparing Approaches to Subjectivity Classification: A Study on Portuguese Tweets.
Silvia M. W. MoraesAndré L. L. SantosMatheus RedeckerRackel M. MachadoFelipe Rech MeneguzziPublished in: PROPOR (2016)
Keyphrases
- decision trees
- feature extraction
- pattern recognition
- machine learning
- automatic classification
- machine learning methods
- support vector machine svm
- statistical analysis
- training set
- classification accuracy
- benchmark datasets
- pattern classification
- feature vectors
- knn
- feature set
- image classification
- feature space
- preprocessing
- machine learning algorithms
- decision rules
- support vector
- neural network