An improved non-local means algorithm for CT image denoising

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Abstract
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Funding Information
  • the Fundamental Research Program of Shanxi Province (202103021224190, 202103021224190, 202103021224190, 202103021224190)
  • the National Science Foundation of China under Grant (61971381, 61871351,62271453, 61971381, 61871351,62271453, 61971381, 61871351,62271453, 61971381, 61871351,62271453)