Table 1 Summary of symbols and abbreviations used recurrently in the text and figures

A

Adjacency matrix

D

Degree centrality

[A]_ij

Element ij of matrix A

K

Katz centrality

α

Damping factor

E

Katz efficiency

Z

Z-scores

Q

Modularity

N

Number of nodes

A

Assortativity

M

Number of links

C _L

Closeness centrality

γ

Inverse power

C _C

Local Clustering

σ

Width of lognormal distr.

Φ

Fragility