A new stationary gridline artifact suppression method based on the 2D discrete wavelet transform

Medical Physics

Volumn 42, Issue 4, 2015, Pages 1721-1729

  Tang, Hui ^a,b,c   Tong, Dan ^a   Dong Bao, Xu ^c,d   Dillenseger, Jean Louis ^a  

^a SOUTHEAST UNIVERSITY   (China)

^b Ministry of Education   (China)

^c UNIVERSITÉ DE RENNES 1   (France)

^d UNIVERSITÉ DE RENNES 1   (France)

Author keywords

Gaussian filter; gridline suppression; stationary grid; wavelet transform; x ray image

Indexed keywords

DISCRETE WAVELET TRANSFORMS; INFORMATION USE; INVERSE PROBLEMS; NOTCH FILTERS; SIGNAL RECONSTRUCTION; X RAY RADIOGRAPHY;

2-D DISCRETE WAVELET TRANSFORMS; ANTI-SCATTER GRIDS; GAUSSIAN FILTERS; GRIDLINE SUPPRESSION; PROCESSED IMAGES; STATIONARY GRID; SUBIMAGES; SUPPRESSION METHOD; WAVELETS TRANSFORM; X-RAY IMAGE;

BANDPASS FILTERS;

ALGORITHM; ARTICLE; ARTIFACT REDUCTION; COMPARATIVE STUDY; DECOMPOSITION; DIGITAL FILTERING; DISCRETE WAVELET TRANSFORM; FOURIER TRANSFORMATION; HUMAN; IMAGE ANALYSIS; IMAGE PROCESSING; IMAGING PHANTOM; KERNEL METHOD; RADIOGRAPHIC GRID; WAVELET ANALYSIS; X RAY; ARTIFACT; BIOLOGICAL MODEL; DEVICES; EVALUATION STUDY; IMAGE QUALITY; PROCEDURES; RADIOGRAPHY;

ALGORITHMS; ARTIFACTS; MODELS, BIOLOGICAL; PHANTOMS, IMAGING; RADIOGRAPHIC IMAGE ENHANCEMENT; RADIOGRAPHY; WAVELET ANALYSIS;

EID: 84925064138     PISSN: 00942405     EISSN: 24734209     Source Type: Journal    
DOI: 10.1118/1.4914861     Document Type: Article

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