RSTAR: Rotational Streak Artifact Reduction in 4D CBCT using Separable and Circular Convolutions.
Ziheng DengHua ChenHaibo HuZhiyong XuTianling LyuYan XiYang ChenJun ZhaoPublished in: CoRR (2024)
Keyphrases
- artifact reduction
- prostate cancer
- cone beam ct
- soft tissue
- compressed images
- projection images
- cone beam
- x ray
- radiation therapy
- image guided
- ct images
- hough transform
- medical images
- fourier transform
- computed tomography
- image quality
- reconstruction method
- dct domain
- finite element
- image reconstruction
- projections onto convex sets
- radon transform
- image compression
- computer vision
- mr images
- image registration
- optical flow
- preprocessing
- three dimensional