Local Epochs Inefficiency Caused by Device Heterogeneity in Federated Learning

Algorithm 1

Dimensionality reduction.

Input: weights model, the number of dataset, feature set, dataset , the amount of dataset

Output: the set of key features

1: Initialize

2: For each dataset

3:    ⟵GetWeights

4:    ⟵rank

5: End for

6: For in do

7:   

8:   

9:   Ifthen

10:      AddNewFeature

11:   End if

12: End for

13: Return