A novel two-level nearest neighbor classification algorithm using an adaptive distance metric.
Yunlong GaoJinyan PanGuoli JiZijiang YangPublished in: Knowl. Based Syst. (2012)
Keyphrases
- classification algorithm
- distance metric
- nearest neighbor
- k nearest neighbor
- distance function
- knn
- data points
- training set
- euclidean distance
- metric learning
- distance metric learning
- distance measure
- classification rules
- accurate classification
- high dimensional data
- high dimensional
- training phase
- text categorization
- classification method
- nearest neighbor classification
- support vector machine
- linear transformation
- nearest neighbor search
- text classification
- similarity search
- dimensionality reduction
- supervised learning
- nearest neighbor algorithm
- learning algorithm
- semidefinite program
- database
- convex optimization
- naive bayes
- classification accuracy
- decision trees
- feature selection
- computer vision