Flat-Panel Addressable Cold-Cathode X-Ray Source-Based Stationary CT Architecture

Publisher:
IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
Publication Type:
Journal Article
Citation:
IEEE Transactions on Instrumentation and Measurement, 2023, 72
Issue Date:
2023-01-01
Full metadata record
Stationary computed tomography (CT) system can not only improve image quality with motion artifact reduction, but also can help to visualize dynamic processes. How to develop a reliable stationary CT is a very challenging task. To address this challenge, we proposed a totally new addressable cold cathode flat-panel X-ray source-based stationary CT architecture, entitled a flat-panel addressable nanowire-cold-cathode stationary (FANS) CT scanner. The FANS scanner is a small and cheap system since the low-cost compact flat-panel X-ray source is used. Additionally, it is also a stationary CT system since the flat-panel X-ray source has the ability to fast switch. Finally, our FANS system provides extinguished image quality by incorporating superior regularization priors. The experiments on numerical and clinical datasets further demonstrate the feasibility of our proposed FANS CT imaging system. Our code is released at https://zenodo.org/record/7751804#.ZBg2qMJBzEY.
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