Sparse angular CT reconstruction using non-local means based iterative-correction POCS.
Jing HuangJianhua MaNan LiuHua ZhangZhaoying BianYanqiu FengQianjin FengWufan ChenPublished in: Comput. Biol. Medicine (2011)
Keyphrases
- signal reconstruction
- projections onto convex sets
- image reconstruction
- compressive sensing
- compressed sensing
- fan beam
- iterative reconstruction
- limited angle
- computed tomography
- computerized tomography
- sparse reconstruction
- iterative methods
- super resolution
- computer tomography
- three dimensional
- random projections
- ct images
- reconstruction method
- sparse representation
- post processing
- x ray
- medical images
- ct scans
- cone beam
- radon transform
- spatial domain
- denoising
- projection onto convex sets
- sparsity constraints
- filtered back projection
- binary matrices
- high dimensional
- image interpolation
- noise reduction
- image denoising
- edge detection