A Novel Singular Value Decomposition-Based Denoising Method in 4-Dimensional Computed Tomography of the Brain in Stroke Patients with Statistical Evaluation.
WonSeok YangJun-Yong HongJeong-Youn KimSeung-ho PaikSeung Hyun LeeJi-Su ParkGihyoun LeeBeop Min KimYoung-Jin JungPublished in: Sensors (2020)
Keyphrases
- singular value decomposition
- computed tomography
- denoising methods
- ct images
- denoising
- image denoising
- medical images
- medical imaging
- image reconstruction
- noisy images
- ct scans
- nonlocal means
- three dimensional
- lung cancer patients
- singular values
- least squares
- denoising algorithm
- dimensionality reduction
- noise reduction
- principal component analysis
- natural images
- brain imaging
- super resolution
- wavelet domain
- lung cancer
- image processing
- magnetic resonance images
- image registration
- computer vision
- wavelet coefficients
- frequency domain