Sparse representations for multiple measurement vectors (MMV) in an over-complete dictionary.
Jie ChenXiaoming HuoPublished in: ICASSP (4) (2005)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- negative matrix factorization
- random projections
- face recognition
- signal processing
- image classification
- image patches
- compressive sensing
- object tracking
- data sets
- learned dictionary
- joint optimization
- compressed sensing
- image representation
- sparse reconstruction
- regularized least squares
- norm minimization
- test images
- bag of words
- high dimensional data
- dimensionality reduction
- training data
- machine learning
- neural network