Fast predictions of variance images for fan-beam transmission tomography with quadratic regularization

IEEE Transactions on Medical Imaging

Volumn 26, Issue 3, 2007, Pages 335-346

  Zhang O'Connor, Yingying ^a,b   Fessler, Jeffrey A ^a,b  

^a IEEE   (United States)

^b UNIVERSITY OF MICHIGAN   (United States)

Author keywords

Fan beam tomography; Local discrete fourier analysis; Penalized likelihood image reconstruction; Variance approximation

Indexed keywords

FAN BEAM TOMOGRAPHY; LOCAL DISCRETE FOURIER ANALYSIS; PENALIZED LIKELIHOOD IMAGE RECONSTRUCTION; VARIANCE APPROXIMATION;

APPROXIMATION ALGORITHMS; BACKPROPAGATION; COMPUTATIONAL GEOMETRY; FOURIER TRANSFORMS; IMAGE RECONSTRUCTION; MATRIX ALGEBRA;

TOMOGRAPHY;

ALGORITHM; ARTICLE; COMPUTER ASSISTED DIAGNOSIS; EVALUATION; FOURIER ANALYSIS; IMAGE QUALITY; INSTRUMENTATION; MATHEMATICAL COMPUTING; METHODOLOGY; REPRODUCIBILITY; SENSITIVITY AND SPECIFICITY; SIGNAL PROCESSING; TIME; TOMOGRAPHY;

ALGORITHMS; FOURIER ANALYSIS; NUMERICAL ANALYSIS, COMPUTER-ASSISTED; PHANTOMS, IMAGING; RADIOGRAPHIC IMAGE ENHANCEMENT; RADIOGRAPHIC IMAGE INTERPRETATION, COMPUTER-ASSISTED; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; SIGNAL PROCESSING, COMPUTER-ASSISTED; TIME FACTORS; TOMOGRAPHY, X-RAY;

EID: 33847781361     PISSN: 02780062     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMI.2006.887368     Document Type: Article

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