Image-Domain Multimaterial Decomposition for Dual-Energy CT Based on Dictionary Learning and Relative Total Variation

Junru Jiang; Haijun Yu; Changcheng Gong; Fenglin Liu

doi:10.3788/AOS202040.2111004

Acta Optica Sinica, Volume. 40, Issue 21, 2111004(2020)

Image-Domain Multimaterial Decomposition for Dual-Energy CT Based on Dictionary Learning and Relative Total Variation

Junru Jiang^1,2,3, Haijun Yu^2,3, Changcheng Gong⁴, and Fenglin Liu^2,3、*

Author Affiliations

¹State Key Laboratory of Mechanical Transmission, Chongqing University,Chongqing 400044, China

²Key Laboratory of Optoelectronic Technology and Systems of the Ministry of Education, Chongqing University, Chongqing 400044, China

³Engineering Research Center of Industrial Computed Tomography Nondestructive Testing, Ministry of Education, Chongqing University, Chongqing 400044, China

⁴College of Mathematics and Statistics, Chongqing Technology and Business University, Chongqing 400067, China

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Junru Jiang, Haijun Yu, Changcheng Gong, Fenglin Liu. Image-Domain Multimaterial Decomposition for Dual-Energy CT Based on Dictionary Learning and Relative Total Variation[J]. Acta Optica Sinica, 2020, 40(21): 2111004

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Paper Information

Category: Imaging Systems

Received: May. 27, 2020

Accepted: Jul. 15, 2020

Published Online: Oct. 25, 2020

The Author Email: Liu Fenglin (liufl@cqu.edu.cn)

DOI:10.3788/AOS202040.2111004

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