Dictionary identifiability from few training samples.
Rémi GribonvalKarin SchnassPublished in: EUSIPCO (2008)
Keyphrases
- training samples
- feature space
- test sample
- hyperplane
- training set
- high dimensional
- training data
- supervised learning
- sparse representation
- training examples
- decision boundary
- face images
- learning algorithm
- nearest neighbor classifier
- test data
- base classifiers
- support vectors
- decision function
- model selection
- text classification
- dimensionality reduction
- data points
- high quality
- similarity measure
- discriminative information
- feature selection
- sample set
- data mining
- number of training samples
- representative samples