A Sequential Block-Structured Dictionary Learning Algorithm for Block Sparse Representations.
Abd-Krim SeghouaneAsif IqbalKarim Abed-MeraimPublished in: IEEE Trans. Computational Imaging (2019)
Keyphrases
- sparse representation
- learning algorithm
- dictionary learning
- compressive sensing
- sparse coding
- image classification
- joint optimization
- training data
- image super resolution
- supervised learning
- face recognition
- negative matrix factorization
- image patches
- test images
- image representation
- signal processing
- higher order
- compressed sensing
- active learning
- high resolution
- sparse learning