Multi-Contrast Brain MRI Image Super-Resolution With Gradient-Guided Edge Enhancement.
Hong ZhengKun ZengDi GuoJiaxi YingYu YangXi PengFeng HuangZhong ChenXiaobo QuPublished in: IEEE Access (2018)
Keyphrases
- image super resolution
- brain mri
- edge enhancement
- noise reduction
- edge preserving
- anisotropic diffusion
- edge detection
- region growing
- low resolution
- magnetic resonance images
- super resolution
- dictionary learning
- anatomical structures
- image registration
- fourier analysis
- high resolution
- noise level
- image patches
- maximum a posteriori
- sparse representation
- pattern recognition
- d objects
- image processing
- error diffusion
- medical imaging
- map estimation
- medical images
- similarity measure