Privacy-Preserving Collaborative Computation for Human Activity Recognition

Algorithm 1

Secure aggregation algorithm.

	for each do
	n shares
	n shares are equally distributed among m nodes
	end for
	for eachdo
	if client[i] received u shares then
	Broadcast the share of aggregation results
	end if
	end for
	for each do
	if client[i] received d + 1 shares of aggregation results then
	Reconstructing out aggregated results
	end if
	end for