Two-Stage Feature Selection for Text Classification.
Levent ÖzgürTunga GüngörPublished in: ISCIS (2015)
Keyphrases
- text classification
- feature selection
- text categorization
- naive bayes
- bag of words
- web page classification
- text documents
- text data
- n gram
- sentiment analysis
- machine learning
- labeled data
- text mining
- unsupervised learning
- text classifiers
- unlabeled data
- supervised feature selection
- mutual information
- feature selection algorithms
- feature space
- model selection
- feature engineering
- semantic features
- support vector machine
- feature weighting
- text classification tasks
- term frequency
- feature subset
- microarray data
- feature extraction
- data analysis
- classification accuracy
- knn
- data sets
- multi class
- semi supervised learning
- multi task
- feature set
- dimensionality reduction
- support vector
- neural network