Title :
Maximum-likelihood reconstruction based on a modified Poisson distribution to reduce bias in PET
Author :
Nuyts, Johan ; Stute, Simon ; Van Slambrouck, Katrien ; Van Velden, Floris ; Boellaard, Ronald ; Comtat, Claude
Author_Institution :
Nucl. Med., K.U. Leuven, Leuven, Belgium
Abstract :
In this paper, the Poisson distribution near zero was modified to remove this non-negativity constraint in PET.
Keywords :
Poisson distribution; image reconstruction; positron emission tomography; PET; bias reduction; image processing; maximum-likelihood reconstruction; modified Poisson distribution; nonnegativity constraint; Ions;
Conference_Titel :
Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC), 2011 IEEE
Conference_Location :
Valencia
Print_ISBN :
978-1-4673-0118-3
DOI :
10.1109/NSSMIC.2011.6153835
