Graph Based Sinogram Denoising for Tomographic Reconstructions.
Faisal MahmoodNauman ShahidPierre VandergheynstUlf SkoglundPublished in: CoRR (2016)
Keyphrases
- denoising
- image reconstruction
- limited angle
- reconstructed image
- image denoising
- radon transform
- iterative reconstruction
- total variation
- noisy images
- wavelet domain
- noise removal
- image processing
- natural images
- tomographic reconstruction
- spatial resolution
- frequency domain
- super resolution
- computed tomography
- graph model
- semi supervised
- denoising algorithm
- relaxation algorithm
- wavelet packet
- denoising methods
- filtered back projection
- spatially adaptive
- graph theoretic
- gaussian noise
- back projection
- structure from motion
- image restoration
- high quality
- feature extraction