Fig. 3From: Deep learning-based dental plaque detection on primary teeth: a comparison with clinical assessmentsThe training process of the AI model. a Original primary tooth photo taken by an intraoral camera: b disclosing agent was applied; then, the AI model learned the dental plaque features in the original photo; c dental plaque detected by the AI model is marked in yellow; d the AI model compared the intermediate results and learned from its mistakes (red area)Back to article page