An Optimized Approach for Industrial IoT Based on Edge Computing

Table 1

System parameters.

Parameter	Description
	Damaged links as a percentage of all links
	The set of all normal links in the edge computing network
	The set of all damaged links in the edge computing network
	The set of all links in the edge computing network
	Number of edge computing network nodes
	Repair cost of link
	The cost per unit of data discarded by node
	The amount of local computing data calculation of node i
	The maximum computing power of node
	The local data computation requirement of node
	The amount of computational data discarded by node
	Computational migration from node to node
	Capacity of link
	Whether to fix the decision variable of link
	Number of iterations for Benders decomposition
	The optimal value of the objective function of the subproblem at iteration
	Left-branch problem threshold at iteration