Fig. 4From: A semi-automated measuring system of brain diffusion and perfusion magnetic resonance imaging abnormalities in patients with multiple sclerosis based on the integration of coregistration and tissue segmentation proceduresA demonstrative example showing the automatic lesion classification process. FLAIR = axial fluid-attenuated inversion recovery MRI images; r_T1 = registered 2D axial non-enhanced T1-weighted spin-Echo or 3D non-enhanced T1-weighted gradient-Echo MRI images; r_Gd T1 = registered Gadolinium-enhanced T1-weighted spin-Echo MRI images. ROI = Region Of Interest; area used for NAWM mean intensity estimation in redBack to article page