Radiation dose reduction in medical x-ray CT via Fourier-based iterative reconstruction

Medical Physics

Volumn 40, Issue 3, 2013, Pages

  Fahimian, Benjamin P ^a   Zhao, Yunzhe ^b   Huang, Zhifeng ^b   Fung, Russell ^b   Mao, Yu ^c   Zhu, Chun ^b   Khatonabadi, Maryam ^d   Demarco, John J ^d   Osher, Stanley J ^b   McNitt Gray, Michael F ^d   Miao, Jianwei ^b  

^a STANFORD UNIVERSITY   (United States)

^b UNIVERSITY OF CALIFORNIA   (United States)

^c UNIVERSITY OF MINNESOTA   (United States)

^d UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Equally Sloped Tomography (EST); iterative algorithm; medical x ray CT; pseudopolar fast Fourier transform (PPFFT); radiation dose reduction

Indexed keywords

DATA REDUCTION; FAST FOURIER TRANSFORMS; HOSPITAL DATA PROCESSING; IMAGE QUALITY; IMAGE RECONSTRUCTION; ITERATIVE METHODS; MAXIMUM PRINCIPLE; NUMERICAL METHODS; PEDIATRICS; PHANTOMS; QUALITY CONTROL; SIGNAL TO NOISE RATIO; X RAYS;

EQUALLY SLOPED TOMOGRAPHY (EST); ITERATIVE ALGORITHM; MEDICAL X-RAYS; PSEUDOPOLAR FAST FOURIER TRANSFORM; RADIATION DOSE REDUCTIONS;

COMPUTERIZED TOMOGRAPHY;

ALGORITHM; ARTICLE; COMPUTED TOMOGRAPHY SCANNER; CONTRAST TO NOISE RATIO; EVALUATION; FOURIER TRANSFORMATION; GEOMETRY; IMAGE QUALITY; MATHEMATICAL MODEL; PRIORITY JOURNAL; RADIATION DOSE; RADIATION DOSE REDUCTION; RADIOLOGICAL PARAMETERS; SIGNAL NOISE RATIO; X RAY; CHILD; COMPUTER ASSISTED TOMOGRAPHY; CONE BEAM COMPUTED TOMOGRAPHY; FOURIER ANALYSIS; HUMAN; IMAGE PROCESSING; METHODOLOGY; QUALITY CONTROL;

CHILD; FOURIER ANALYSIS; HUMANS; IMAGE PROCESSING, COMPUTER-ASSISTED; PHANTOMS, IMAGING; QUALITY CONTROL; RADIATION DOSAGE; SPIRAL CONE-BEAM COMPUTED TOMOGRAPHY; TOMOGRAPHY, X-RAY COMPUTED;

EID: 84874768218     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.4791644     Document Type: Article

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