Accelerated k-nearest neighbors algorithm based on principal component analysis for text categorization.
Min DuXingshu ChenPublished in: J. Zhejiang Univ. Sci. C (2013)
Keyphrases
- text categorization
- k nearest neighbor
- knn
- classification algorithm
- text classification
- feature selection
- nearest neighbor
- support vector machine svm
- nearest neighbor algorithm
- information retrieval
- nearest neighbour
- feature weighting
- multi label
- principal components
- feature reduction
- principal component analysis
- knn classifier
- feature selections
- neural network
- transductive support vector machine
- distance function
- similarity search
- semi supervised learning
- expectation maximization
- dimensionality reduction
- image retrieval
- learning algorithm
- data mining