Studying the Topology of Transportation Systems through Complex Networks: Handle with Care

Figure 3

Evolution of an attack generation on the tram network with DEG. The giant component is highlighted in red and bold. When attacking the 8th node, the size of the giant component is hardly changed.

(a) Node 1

(b) Node 2

(c) Node 3

(d) Node 4

(e) Node 5

(f) Node 6

(g) Node 7

(h) Node 8