Privacy-Preserving Federated Learning Framework with General Aggregation and Multiparty Entity Matching

Algorithm 3

Secure predicting.

Input: federated logistic regression model, results inquirer , and its instance space.

Output: predicted results.

1: fordo

2: , respectively, encrypts the data belonging to the characteristics of different participants including CS.

3: Each participant computes and communicates it to CS.

4: CS does an aggregate operation and returns it to .

5: decrypts and gets .

6: gets predicted results by .

7: return result .