Federated Learning with Gramian Angular Fields for Privacy-Preserving ECG Classification on Heterogeneous IoT Devices

arXiv — cs.LGFriday, November 7, 2025 at 5:00:00 AM

Federated Learning with Gramian Angular Fields for Privacy-Preserving ECG Classification on Heterogeneous IoT Devices

A new study introduces a federated learning framework designed to enhance privacy in electrocardiogram (ECG) classification within Internet of Things (IoT) healthcare settings. By converting 1D ECG signals into 2D Gramian Angular Field images, this innovative approach allows for effective feature extraction using Convolutional Neural Networks while keeping sensitive medical data secure on individual devices. This advancement is significant as it addresses privacy concerns in healthcare technology, paving the way for safer and more efficient patient monitoring.
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