Fig. 1

a Sensitivity index \(S_{k}\) with active DG power injection of 20% of total active load. b Sensitivity index \(S_{k}\) with active DG power injection of 69-node network
a Sensitivity index \(S_{k}\) with active DG power injection of 20% of total active load. b Sensitivity index \(S_{k}\) with active DG power injection of 69-node network