Shows 1D profile through the centre of ACF (dash dot curve) and covariance matrix (solid curve) from the study using synthetic images

Copyright information:

Taken from "Non-isotropic noise correlation in PET data reconstructed by FBP but not by OSEM demonstrated using auto-correlation function"

BMC Medical Imaging 2005;5():3-3.

Published online 13 May 2005

PMCID:PMC1142517.

Copyright © 2005 Razifar et al; licensee BioMed Central Ltd.