Research Article

Privacy Shield: A System for Edge Computing using Asynchronous Federated Learning

Table 1

Symbols and their meanings used in the forthcoming formulas.

SymbolMeaning

EThe set of edge nodes
STotal number of samples owned by every node
SjNode j samples
Node j sample weight
Parameter weight of node j
ωiThe parameter of the ith iteration of the main server
Ωe (ωi)The ith round gradient calculated by node e as per the ith iteration parameter
The sum of the ith round gradient of all nodes in t E