Image Noise Reduction in Computed Tomography with Non-Local Means Algorithm Based on Adaptive Filtering Coefficients

Yufang Cai; Taoyan Chen; Jue Wang; Gongjie Yao

doi:10.3788/AOS202040.0710001

Acta Optica Sinica, Volume. 40, Issue 7, 0710001(2020)

Image Noise Reduction in Computed Tomography with Non-Local Means Algorithm Based on Adaptive Filtering Coefficients

Yufang Cai^1,2、*, Taoyan Chen^1,2, Jue Wang^1,2, and Gongjie Yao^1,2

¹Engineering Research Center of Industrial CT Nondestructive Testing, Ministry of Education, Chongqing University, Chongqing 400044, China

²College of Optoelectronic Engineering, Chongqing University, Chongqing 400044, China

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Yufang Cai, Taoyan Chen, Jue Wang, Gongjie Yao. Image Noise Reduction in Computed Tomography with Non-Local Means Algorithm Based on Adaptive Filtering Coefficients[J]. Acta Optica Sinica, 2020, 40(7): 0710001

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Paper Information

Category: Image Processing

Received: Oct. 16, 2019

Accepted: Dec. 16, 2019

Published Online: Apr. 15, 2020

The Author Email: Cai Yufang (aacai@163.com)

DOI:10.3788/AOS202040.0710001

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