Keyphrases
- text classification
- text categorization
- feature selection
- naive bayes
- grammatical inference
- text mining
- machine learning
- text documents
- bag of words
- n gram
- labeled data
- context free grammars
- text data
- document classification
- visual languages
- natural language
- sentiment analysis
- text classifiers
- knn
- multi label
- phrase structure
- context free
- semantic features
- training corpus
- artificial intelligence
- grammar induction
- text classification tasks
- tree grammars
- tree adjoining
- natural language processing
- decision trees
- database
- grammar rules
- training documents
- information retrieval
- unlabeled data