Sparse representations: Recovery conditions and fast algorithm for a new criterion.
Jean-Jacques FuchsPublished in: EUSIPCO (2008)
Keyphrases
- sparse representation
- objective function
- negative matrix factorization
- learning algorithm
- matching algorithm
- k means
- dictionary learning
- machine learning
- dynamic programming
- neural network
- reconstruction error
- nearest neighbor
- compressive sensing
- sparse coding
- input data
- probabilistic model
- feature selection
- data mining