Structural similarity regularized and sparse coding based super-resolution for medical images.
Shuyuan YangYaxin SunYiguang ChenLicheng JiaoPublished in: Biomed. Signal Process. Control. (2012)
Keyphrases
- medical images
- structural similarity
- sparse coding
- super resolution
- single image super resolution
- image patches
- low resolution
- dictionary learning
- natural images
- sparse representation
- high resolution
- generative model
- image classification
- image reconstruction
- linear combination
- image quality assessment
- image representation
- unsupervised learning
- low resolution images
- image restoration
- motion estimation
- quality metrics
- high quality
- high resolution images
- visual words
- feature space
- super resolution algorithm
- multiscale
- high dimensional
- reconstructed image
- higher order
- em algorithm
- spatial information
- computer vision