Keyphrases
- training samples
- feature space
- test sample
- training set
- learning algorithm
- training data
- supervised learning
- number of training samples
- training examples
- nearest neighbor classifier
- decision boundary
- hyperplane
- decision function
- high dimensional
- test data
- kernel matrix
- structuring elements
- discriminative information
- representative samples
- database
- high dimensionality
- k nearest neighbor
- image quality
- face images
- similarity measure
- decision trees
- machine learning