Researchers have developed HO-FL, a novel federated learning framework designed to address the memory constraints of edge devices. This hybrid approach utilizes zeroth-order optimization for the model's lower layers and first-order optimization for the upper layers, allowing devices to adapt training based on their available memory. The framework's analysis reveals a trade-off between update accuracy and data representation, which can be managed through sampling optimization. Experiments demonstrate that HO-FL can achieve performance close to full first-order optimization while significantly reducing memory requirements. AI
IMPACT This research could enable more sophisticated AI models to be trained and run on resource-constrained edge devices.
RANK_REASON The cluster contains an academic paper detailing a new method for federated learning. [lever_c_demoted from research: ic=1 ai=1.0]
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