$\mathcal {O}^{2}$-UCB: A Federated Multi-Armed Bandit Mechanism in Zero Client-Owned Data Network
The Federated Multi-Armed Bandit (FMAB) framework is proposed to facilitate collaborative model training in cloud-edge environments. Most existing FMAB-based systems assume that participants have personal datasets. This assumption becomes biased in scenarios with limited local data or when the discrepancy between histo...