Variational Bayesian Learning of Sparse Representations and Its Application in Functional Neuroimaging.
Evangelos RoussosSteven RobertsIngrid DaubechiesPublished in: MLINI (2011)
Keyphrases
- sparse representation
- dictionary learning
- image classification
- face recognition
- image representation
- random projections
- signal processing
- negative matrix factorization
- bayesian learning
- dimensionality reduction
- high dimensional data
- update rules
- image retrieval
- higher order
- manifold learning
- latent variable models