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Computational and Mathematical Methods in Medicine
Volume 2015, Article ID 831790, 12 pages
http://dx.doi.org/10.1155/2015/831790
Research Article

A Model of Regularization Parameter Determination in Low-Dose X-Ray CT Reconstruction Based on Dictionary Learning

1Medical Imaging Laboratory, Suzhou Institute of Biomedical Engineering and Technology, Chinese Academy of Sciences, Suzhou 215163, China
2Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, China
3University of Chinese Academy of Sciences, Beijing 100049, China
4PET Center, Huashan Hospital, Fudan University, Shanghai 200235, China

Received 13 March 2015; Accepted 11 June 2015

Academic Editor: Lin Lu

Copyright © 2015 Cheng Zhang et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

How to Cite this Article

Cheng Zhang, Tao Zhang, Jian Zheng, et al., “A Model of Regularization Parameter Determination in Low-Dose X-Ray CT Reconstruction Based on Dictionary Learning,” Computational and Mathematical Methods in Medicine, vol. 2015, Article ID 831790, 12 pages, 2015. https://doi.org/10.1155/2015/831790.