Figure_7.tif (467.56 kB)
Reconstructed attenuation (left, by UKF) and activity maps of the patient by UKF (middle) and FBP (right), and the associated color scales.
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posted on 2014-09-16, 03:01 authored by Huafeng Liu, Min Guo, Zhenghui Hu, Pengcheng Shi, Hongjie HuReconstructed attenuation (left, by UKF) and activity maps of the patient by UKF (middle) and FBP (right), and the associated color scales.
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radioactivity reconstructionattenuation reconstruction taskssignal estimationorgan radioactivity distributionphoton emissionactivity estimatesquality radioactivity estimationMonte CarloSPECT projection dataattenuation mapsestimation processesattenuation parameterAttenuation ImagesSPECT Activityattenuation parametersactivity distributionstate space evolution equationsestimation frameworkSPECT scansreconstruction schemeattenuation mapsystem parameter identification problemsemission dataobservation equationsUKFattenuation map reconstructionattenuation compensation
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