Sample complexity of Bayesian optimal dictionary learning.
Ayaka SakataYoshiyuki KabashimaPublished in: ISIT (2013)
Keyphrases
- dictionary learning
- sample complexity
- sparse representation
- sparse coding
- special case
- learning problems
- generalization error
- lower bound
- theoretical analysis
- active learning
- supervised learning
- upper bound
- learning algorithm
- image classification
- optimal solution
- bayesian networks
- sample size
- average case
- training examples
- image representation
- natural images
- feature selection
- machine learning