Fast Low-Dose CT Image Processing Using Improved Parallelized Nonlocal Means Filtering.
Zhikun ZhuangYang ChenHuazhong ShuLimin LuoChristine ToumoulinJean-Louis CoatrieuxPublished in: ICMB (2014)
Keyphrases
- low dose
- nonlocal means
- image denoising
- image processing
- denoising
- computed tomography
- x ray
- medical imaging
- dual energy
- ct scans
- denoising algorithm
- imaging modalities
- computer tomography
- contrast enhancement
- parameter selection
- lung nodules
- ct images
- image enhancement
- medical images
- natural images
- denoising methods
- kalman filtering
- image reconstruction
- three dimensional
- noisy images
- x ray images
- image segmentation
- computer vision
- multiscale
- kalman filter
- noise level
- medical image analysis
- wavelet domain
- multiresolution
- frequency domain
- anatomical structures
- computer assisted
- feature vectors
- wavelet coefficients
- image restoration
- gray level
- color images
- image registration