Fig. 6
From: Nodal vulnerability to targeted attacks in power grids

The structural performance indicator \(\bar {\sigma }\) (left) and the operational performance indicator \(\bar {\gamma }\) (right) in IEEE power grids after the targeted attacks
From: Nodal vulnerability to targeted attacks in power grids
The structural performance indicator \(\bar {\sigma }\) (left) and the operational performance indicator \(\bar {\gamma }\) (right) in IEEE power grids after the targeted attacks