Combining supervised term-weighting metrics for SVM text classification with extended term representation.
Mounia HaddoudAïcha MokhtariThierry LecroqSaïd AbdeddaïmPublished in: Knowl. Inf. Syst. (2016)
Keyphrases
- term weighting
- text classification
- term frequency
- text categorization
- feature selection
- language modeling
- inverse document frequency
- bag of words
- knn
- term weights
- tf idf
- machine learning
- information retrieval
- text retrieval
- support vector machine
- k nearest neighbor
- unsupervised learning
- labeled data
- image representation
- weighting functions
- support vector
- text documents
- language model
- naive bayes
- text mining
- text data
- term weighting schemes
- retrieval systems
- n gram
- learning algorithm
- feature space
- average precision
- image classification
- vector space model
- supervised learning
- feature vectors
- evaluation metrics
- training set
- nearest neighbor
- query terms
- retrieval model
- natural language processing