Table 1.

Column names and federation strategies.

Column name	Definition	Federation strategy
Part	Partition number
Size	Percentage of the total samples in this agent
Pos (%)	Percentage of positives in the partition
Acc (local)	Accuracy in the non-federated case
Acc Federated	Accuracy of the federated model	Equation (3)
Averaging (Fed)	using fed averaging
Acc. Size (Fed)	Accuracy of the model using size-based averaging	Equation (4)
Acc. Accuracy (Fed)	Accuracy of the federated model using accuracy-based averaging	Equation (5)
Acc. Size & Acc. (Fed)	Accuracy of the federated model using both accuracy and size in the averaging	Equation (6)
Acc. Cont (Fed)	Accuracy of the federated model using the contribution of the participants	Equation (8)
Acc. Inv. Cont. (Fed)	Accuracy of the federated model using the inverse contribution of the participants	Equation (9)