Graph-based sinogram denoising for tomographic reconstructions.

Faisal Mahmood Nauman Shahid Pierre Vandergheynst Ulf Skoglund

Published in: EMBC (2016)

Keyphrases

denoising
image reconstruction
limited angle
reconstructed image
radon transform
image denoising
noisy images
iterative reconstruction
total variation
tomographic reconstruction

filtered back projection
image processing
wavelet domain
natural images
super resolution
graph model
denoising algorithm
frequency domain
gaussian noise
noise removal

graph theoretic
translation invariant
spatial resolution
denoising methods
computed tomography
spatially adaptive
relaxation algorithm
graph based algorithm
wavelet denoising
high quality

semi supervised
computer vision
nonlinear diffusion
regularized least squares
wavelet packet
image compression
multi view
object recognition
surface reconstruction
image restoration