Utility-based feature selection for text classification.
Heyong WangMing HongRaymond Yiu-Keung LauPublished in: Knowl. Inf. Syst. (2019)
Keyphrases
- text classification
- feature selection
- text categorization
- bag of words
- naive bayes
- machine learning
- web page classification
- sentiment analysis
- multi label
- feature weighting
- text documents
- labeled data
- text data
- knn
- semantic features
- text classifiers
- classification accuracy
- unsupervised learning
- mutual information
- dimensionality reduction
- multi class
- feature selection algorithms
- feature engineering
- feature set
- n gram
- text mining
- support vector machine
- information gain
- term frequency
- feature reduction
- supervised feature selection
- feature space
- data analysis
- action recognition
- bayes classifier
- unlabeled data
- model selection
- active learning
- text classification tasks
- natural language processing