Removal of the twin image artifact in holographic lens-free imaging by sparse dictionary learning and coding.
Benjamin D. HaeffeleSophie RothLin ZhouRené VidalPublished in: ISBI (2017)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- image super resolution
- image classification
- image representation
- high resolution
- input image
- image data
- test images
- image segmentation
- image features
- image retrieval
- multiscale
- image collections
- image regions
- spatial information
- image processing
- sparsity constraints
- group sparsity
- signal recovery
- ground truth
- active learning
- object recognition
- bayesian networks
- high quality
- similarity measure