Fig. 2From: The diagnostic accuracy of an intelligent and automated fundus disease image assessment system with lesion quantitative function (SmartEye) in diabetic patientsThe image processing demonstration figures. a Original photograph, b Establish region of interest (ROI), extract the fundus image from original photograph, c Normalized processing, d Identify the fundus vascular borderline, e Identify optical disc, f Identify red lesions, g Identify bright lesions, h Highlight different lesionsBack to article page