Vulnerability Analysis of Power Grids Using Modified Centrality Measures

Table 2

Fittings of the CDF curves of test power grids using MATLAB’s curve fitting tool.

𝒢	Exponential (𝑃(𝑋≤𝑑)=𝑥𝑒^−𝑑𝜉)			Scale-free (𝑃(𝑋≥𝑑)=𝑧𝑑^𝜁)
	𝑥	𝜉	𝑅^2	𝑧	𝜁	𝑅^2
𝒢4	2.048	−0.7011	0.96	1.025	−1.2490	0.91
𝒢16	1.774	−0.5051	0.93	1.081	1.0390	0.82
𝒢48	1.620	−0.3832	0.96	1.138	−0.9649	0.81
𝒢50	1.251	−0.1908	0.99	1.189	−0.7395	0.86