FedSM: Robust Semantics-Guided Feature Mixup for Bias Reduction in Federated Learning with Long-Tail Data

arXiv — cs.LGMonday, November 3, 2025 at 5:00:00 AM
A new framework called FedSM has been introduced to enhance federated learning by addressing bias issues caused by long-tail data distributions. This innovative approach utilizes semantics-guided feature mixup and lightweight classifier retraining, allowing for more accurate model training without compromising data privacy. The significance of this development lies in its potential to improve collaborative AI systems, making them fairer and more effective across diverse datasets.
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