Nonuniform noise propagation by using the ramp filter in fan-beam computed tomography

IEEE Transactions on Medical Imaging

Volumn 23, Issue 6, 2004, Pages 690-695

  Zeng, Gengsheng L ^a  

^a UNIVERSITY OF UTAH   (United States)

Author keywords

Fan beam filtered backprojection image reconstruction; Homogeneity property; Noise analysis; Ramp filter

Indexed keywords

ALGORITHMS; COMPUTERIZED TOMOGRAPHY; FREQUENCY DOMAIN ANALYSIS; IMAGE RECONSTRUCTION; OPTIMIZATION; STATISTICAL METHODS; WAVE FILTERS; WAVE PROPAGATION;

BACKPROJECTION IMAGE RECONSTRUCTION; FAN-BEAM FILTERED IMAGES; HOMOGENEITY PROPERTY; NOISE ANALYSIS; RAMP FILTERS;

ACOUSTIC NOISE;

ALGORITHM; ARTICLE; ARTIFACT; COMPARATIVE STUDY; COMPUTER ASSISTED DIAGNOSIS; EVALUATION; IMAGE QUALITY; METHODOLOGY; QUALITY CONTROL; REPRODUCIBILITY; SENSITIVITY AND SPECIFICITY; SIGNAL PROCESSING; SPIRAL COMPUTER ASSISTED TOMOGRAPHY; STATISTICS; VALIDATION STUDY;

ALGORITHMS; ARTIFACTS; QUALITY CONTROL; RADIOGRAPHIC IMAGE ENHANCEMENT; RADIOGRAPHIC IMAGE INTERPRETATION, COMPUTER-ASSISTED; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; SIGNAL PROCESSING, COMPUTER-ASSISTED; STOCHASTIC PROCESSES; TOMOGRAPHY, SPIRAL COMPUTED;

EID: 2942576194     PISSN: 02780062     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMI.2004.826943     Document Type: Article

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