Variance estimation of X-ray CT sinogram in radon domain

Progress in Biomedical Optics and Imaging - Proceedings of SPIE

Volumn 8313, Issue , 2012, Pages

  Ma, Jianhua ^a,b   Liang, Zhengrong ^a   Fan, Yi ^a   Liu, Yan ^a   Huang, Jing ^b   Li, Lihong ^c   Chen, Wufan ^b   Lu, Hongbing ^d  

^a STONY BROOK UNIVERSITY   (United States)

^b SOUTHERN MEDICAL UNIVERSITY   (China)

^c CITY UNIVERSITY OF NEW YORK   (United States)

^d FOURTH MILITARY MEDICAL UNIVERSITY   (China)

Author keywords

low dose; noise model; Radon domain; transmission domain; X ray computed tomography

Indexed keywords

CT PROJECTIONS; DETECTED PHOTONS; ELECTRONIC NOISE; ITERATIVE IMAGE RECONSTRUCTION; LOW DOSE; LOW-DOSE CT; MEAN VARIANCE; NOISE MODELING; NOISE MODELS; PHOTON NOISE; RADON DOMAIN; SINOGRAMS; STATISTICAL MOMENTS; TORSO PHANTOM; VARIANCE ESTIMATION; X-RAY COMPUTED TOMOGRAPHY; X-RAY CT;

ESTIMATION; IMAGE RECONSTRUCTION; MEDICAL IMAGING; PHOTONS; POSITRON EMISSION TOMOGRAPHY; SCANNING; X RAYS;

COMPUTERIZED TOMOGRAPHY;

EID: 84860360679     PISSN: 16057422     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.911669     Document Type: Conference Paper

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