Spectral CT Reconstruction With Image Sparsity and Spectral Mean.
Yi ZhangYan XiQingsong YangWenxiang CongJiliu ZhouGe WangPublished in: IEEE Trans. Computational Imaging (2016)
Keyphrases
- computerized tomography
- multispectral images
- introducing additional
- spatial frequency
- image data
- computer tomography
- high resolution
- spectral domain
- hyperspectral images
- spectral features
- single image
- spectral characteristics
- reconstruction process
- image features
- image analysis
- multiscale
- input image
- image classification
- reconstruction method
- three dimensional
- medical images
- head images
- color bands
- ct images
- test images
- multispectral
- image retrieval
- feature points
- region of interest
- image reconstruction
- segmentation algorithm
- gamut mapping
- computed tomography
- thematic mapper
- compressive sampling
- super resolution
- sparse representation
- mri images
- segmentation method
- compressive sensing
- image representation
- image slices
- image regions
- high dimensional
- image segmentation