Tensor Gradient L₀-Norm Minimization-Based Low-Dose CT and Its Application to COVID-19.
Weiwen WuJun ShiHengyong YuWeifei WuVince VardhanabhutiPublished in: IEEE Trans. Instrum. Meas. (2021)
Keyphrases
- low dose
- norm minimization
- trace norm
- x ray
- computed tomography
- convex optimization
- ct scans
- imaging modalities
- sparse representation
- lung nodules
- computer tomography
- unsupervised feature selection
- dual energy
- matrix completion
- contrast enhancement
- medical images
- ct images
- medical imaging
- three dimensional
- image reconstruction
- sparse coding
- interior point methods
- low rank
- high order
- ct data
- edge detection
- higher order
- diffusion tensor
- image classification
- medical diagnosis
- treatment planning
- high resolution
- image analysis
- image processing