Vessel segmentation and microaneurysm detection using discriminative dictionary learning and sparse representation.
Malihe JavidiHamid Reza PourrezaAhad HaratiPublished in: Comput. Methods Programs Biomed. (2017)
Keyphrases
- dictionary learning
- sparse representation
- vessel segmentation
- sparse codes
- sparse coding
- image classification
- discriminative power
- image super resolution
- face recognition
- region growing
- image patches
- group sparsity
- retinal images
- signal processing
- compressive sensing
- sparsity constraints
- image representation
- unsupervised learning
- test images
- blood vessels
- single image super resolution
- dimensionality reduction
- object detection
- negative matrix factorization
- machine learning
- data sets
- nearest neighbor
- multiscale
- data mining