Context-based term frequency assessment for text classification.
Rey-Long LiuPublished in: J. Assoc. Inf. Sci. Technol. (2010)
Keyphrases
- term frequency
- text classification
- text categorization
- bag of words
- text documents
- term weighting
- machine learning
- feature selection
- text mining
- naive bayes
- document frequency
- inverse document frequency
- unlabeled data
- text data
- tf idf
- labeled data
- text classifiers
- knn
- n gram
- average precision
- document representation
- information extraction
- information retrieval systems
- retrieval model