A sinogram denoising algorithm for low-dose computed tomography.
Davood KarimiPierre DemanRabab K. WardNancy FordPublished in: BMC Medical Imaging (2016)
Keyphrases
- low dose
- computed tomography
- denoising algorithm
- denoising
- image reconstruction
- reconstructed image
- ct images
- image denoising
- medical images
- ct scans
- medical imaging
- radon transform
- noisy images
- noise level
- wavelet coefficients
- three dimensional
- noise model
- noise reduction
- natural images
- ct data
- gaussian noise
- image processing
- super resolution
- lung nodules
- computer tomography
- x ray
- imaging modalities
- frequency domain
- treatment planning
- high frequency
- anatomical structures
- mr images
- optimization procedure
- computer aided diagnosis