Keyphrases
- high dimensional
- training samples
- high dimensionality
- sparse data
- training set
- classification accuracy
- small sample
- dimension reduction
- feature space
- feature vectors
- classification scheme
- similarity search
- dimensionality reduction
- variable selection
- classification algorithm
- dictionary learning
- pattern classification
- low dimensional
- image classification
- high dimension
- pattern recognition
- optimum path forest
- feature extraction
- avoid overfitting
- decision boundary
- additive models
- small samples
- data sets
- microarray data
- nearest neighbor
- support vector machine
- support vector
- decision trees
- classification rules
- sparse coding
- classification models
- benchmark datasets
- high dimensional data
- support vector machine svm
- unsupervised learning
- text classification
- confidence scores
- preprocessing
- machine learning