Test dataTest data is data never shown to the algorithm during traini… is data never shown to the algorithmAn algorithm is a precise set of step-by-step rules for tran… during training, used afterwards to estimate how well the model performs. Keeping it strictly separate from training dataTraining data is the data used to build an AI model, shaping… is what makes that estimate meaningful.
Sources: FDA Digital Health and AI Glossary; IMDRF N67 (2022)