A meta-learning method with reduced data requirements for training and updating deep learning models on wearable devices

Amirshahi A, Toosi MH (equal contribution), Mohammadi S, Albini S, Schiavone PD, Ansaloni G, Aminifar A, Atienza D (EPFL ESL; University of Tehran; IPM; Lund University, per PubMed)

Communications Medicine 6:523· 2026
ECGEEGDOI

Summary

Meta-learning lowers how much data a new wearable must collect up front, and a prototypical updating mechanism changes class prototypes instead of retraining. Case studies: AF detection from ECG (PhysioNet/CinC Challenge 2017) and epileptic seizure detection from EEG (Siena, TUSZ). Backbones: MobileNetV2 and ViT.

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Updated: Oct 12, 2026