Fig. 8From: Validation of a discovery MI 4-ring model according to the NEMA NU 2-2018 standards: from Monte Carlo simulations to clinical-like reconstructionsComparison between experimental (blue continuous), simulated (red dash-dotted) and perfectly-corrected (green dashed) contrast recovery coefficient (a), (b) background variability and (c) image roughness for the six hot spheres of the NEMA phantom/modelBack to article page