Improved Canny algorithm for correcting ring artifacts of CT images

Guangxue Jingmi Gongcheng/Optics and Precision Engineering

Volumn 19, Issue 11, 2011, Pages 2767-2773

  Wang, Jue ^a   Huang, Su Hong ^a   Cai, Yu Fang ^a  

^a CHONGQING UNIVERSITY   (China)

Author keywords

Artifact correction; Computed Tomography(CT) image; Projection sinogram; Ring artifact

Indexed keywords

ARTIFACT CORRECTION; B-SPLINE; CANNY ALGORITHM; COMPUTED TOMOGRAPHY(CT) IMAGE; COMPUTERIZED TOMOGRAPHY IMAGES; CT IMAGE; FITTING METHOD; GAUSSIAN FILTERS; GRADIENT DIRECTION; PIECE-WISE; PROJECTION DATA; PROJECTION SINOGRAM; QUALITATIVE ANALYSIS; QUANTITATIVE MEASUREMENT; RECONSTRUCTED IMAGE; RING ARTIFACT; STANDARD DEVIATION; VERTICAL DIRECTION;

ALGORITHMS; EDGE DETECTION; SIGNAL TO NOISE RATIO; STATISTICS; TOMOGRAPHY;

COMPUTERIZED TOMOGRAPHY;

EID: 83455244350     PISSN: 1004924X     EISSN: None     Source Type: Journal    
DOI: 10.3788/OPE.20111911.2767     Document Type: Article

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