X-ray computed tomography using sparsity based regularization.
Li LiuWeikai LinJing PanMingwu JinPublished in: Neurocomputing (2016)
Keyphrases
- mixed norm
- sparse approximation
- image reconstruction
- convex loss functions
- high dimensional
- basis pursuit
- sparse representation
- sparsity inducing
- inverse problems
- regularization term
- neural network
- total least squares
- multi class
- regularization parameter
- parameter selection
- loss function
- regularization methods
- group lasso
- linear combination
- norm regularization
- convex relaxation
- medical images
- sparsity constraints
- objective function
- image processing
- data sets