Combining total variation with nonlocal self-similarity constraint for compressed sensing MRI
Mots clés
- Biomedical imaging
- biomedical MRI
- edge detection
- image denoising
- medical image processing
- image detail preservation
- image edge preservation
- noise reduction
- NL self-similarity constraint
- local TV model
- wavelet sparsity regularization
- local TV regularization
- MRI reconstruction
- Total variation
- Nonlocal self-similarity
- improved CS reconstruction method
- Compressed sensing
- Reconstruction algorithms
- PSNR
- Magnetic resonance imaging
- TV
- Image reconstruction
- nonlocal self-similarity constraint
- compressed sensing MRI
- undersampling k-space data
- acquisition time
- magnetic resonance imaging technique
- signal recovery method
- magnetic resonance image reconstruction
- traditional total variation based CS method