Fig. 3From: Genetic syndromes screening by facial recognition technology: VGG-16 screening model construction and evaluationVisualization by Grad-CAM. According to the colour band, the size of the values corresponds to the colour brightness. A higher value corresponds to a brighter expression, thus representing the regions of significant concern. A–E Williams-Beuren syndrome; F–H Noonan syndrome; I iGeorge syndrome; J Coffin-Siris syndromeBack to article page