Sinogram restoration for low-dose X-ray computed tomography using regularized Perona-Malik equation with intuitionistic fuzzy entropy.
Hong ShangguanXiong ZhangXueying CuiYi LiuQuan ZhangZhiguo GuiPublished in: Signal Image Video Process. (2019)
Keyphrases
- perona malik
- fuzzy entropy
- low dose
- partial differential equations
- multiscale
- anisotropic diffusion
- imaging modalities
- scale space
- computed tomography
- image reconstruction
- nonlinear diffusion
- x ray
- contrast enhancement
- gaussian scale space
- noise removal
- image processing
- fuzzy sets
- medical images
- ct scans
- image restoration
- membership functions
- lung nodules
- scale spaces
- medical imaging
- diffusion equation
- image denoising
- low contrast
- restored image
- computer tomography
- edge detection
- edge preserving
- critical points
- ct images
- clinical trials
- clinical applications
- rough sets
- wavelet transform
- intraoperative
- level set
- image segmentation
- computer vision
- image features
- positron emission tomography
- image analysis