Boosting KNN text classification accuracy by using supervised term weighting schemes.
Iyad BatalMilos HauskrechtPublished in: CIKM (2009)
Keyphrases
- knn
- feature selection
- classification accuracy
- k nearest neighbor
- term weighting schemes
- information retrieval
- text categorization
- nearest neighbor
- text classification
- tf idf
- text documents
- k nearest neighbour
- learning algorithm
- support vector machine
- distance function
- precision recall
- knn algorithm
- feature set
- feature extraction
- feature space
- naive bayes
- text retrieval
- feature subset
- keywords
- term weighting
- machine learning
- language modeling
- support vector
- weighting scheme
- text mining
- document level
- term frequency
- supervised learning
- similarity search
- sentence level
- semantic information
- data mining