Poisson denoising under a Bayesian nonlocal approach using geodesic distances with low-dose CT applications.
Daniel A. GóesNelson D. A. MascarenhasPublished in: Digit. Signal Process. (2020)
Keyphrases
- low dose
- denoising
- geodesic distance
- x ray
- image denoising
- computed tomography
- imaging modalities
- ct scans
- shortest path
- lung nodules
- euclidean space
- ct images
- manifold learning
- computer tomography
- euclidean distance
- dual energy
- noisy images
- denoising algorithm
- natural images
- medical imaging
- medical images
- image processing
- contrast enhancement
- geometric structure
- closed form
- distance transform
- maximum likelihood
- denoising methods
- gaussian mixture
- computer aided diagnosis
- image reconstruction
- x ray images
- image restoration
- medical image analysis
- magnetic resonance imaging
- low dimensional
- shape analysis
- high dimensional
- multiscale
- three dimensional