Example of synthetic image with additional Poisson noise with an angular dependent magnitude (left) and the result of applying ACF on the images (right)

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.