ε-Sparse Representations: Generalized Sparse Approximation and the Equivalent Family of SVM Tasks.
Zoltán SzabóAndrás LörinczPublished in: Acta Cybern. (2006)
Keyphrases
- sparse representation
- sparse approximation
- sparse coding
- orthogonal matching pursuit
- support vector
- image classification
- compressive sensing
- linear combination
- support vector machine svm
- support vector machine
- knn
- face recognition
- signal processing
- image patches
- dimensionality reduction
- high dimensional data
- feature vectors
- noise model
- unsupervised learning
- machine learning
- test images
- feature selection