Improving performance of medical image fusion using histogram, dictionary learning and sparse representation.
Yi LiZhihan LvJunli ZhaoZhenkuan PanPublished in: Multim. Tools Appl. (2019)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- image super resolution
- compressive sensing
- face recognition
- image classification
- signal processing
- image patches
- group sparsity
- single image super resolution
- dimensionality reduction
- negative matrix factorization
- high dimensional data
- image representation
- sparse codes
- sparsity constraints
- test images
- multiresolution