Regularization parameter trimming for iterative image reconstruction.
Haoyi LiangDaniel S. WellerPublished in: ACSSC (2015)
Keyphrases
- image reconstruction
- regularization parameter
- image restoration
- image reconstruction algorithms
- super resolution
- hyperparameters
- maximum a posteriori
- cross validation
- regularization term
- regularization methods
- noise variance
- back projection
- low resolution
- inverse problems
- high resolution
- model selection
- edge preserving
- point spread function
- closed form
- support vector
- incremental learning
- bayesian framework
- prior information
- missing values
- impulse response
- positron emission tomography
- em algorithm