A fast regularized CT reconstruction method based on a preconditioning matrix for limited-angle fan-beam CT.
Chengxiang WangYu HeKequan ZhaoWei YuPublished in: Appl. Math. Lett. (2024)
Keyphrases
- fan beam
- image reconstruction
- reconstruction method
- limited angle
- radon transform
- computed tomography
- reconstructed image
- tomographic reconstruction
- super resolution
- cone beam
- iterative methods
- filtered back projection
- surface reconstruction
- ct images
- medical images
- point cloud
- ct scans
- x ray
- back projection
- image quality
- distance measure
- signal processing
- objective function
- high quality