From: A novel framework for community modeling and characterization in directed temporal networks
n | Number of nodes |
k | Number of (nontrivial) communities |
\(\mathcal {K}\) | Set of communities |
\(\mathcal {V}_{h}\) | Set of nodes in the hth community |
n _{ h} | Number of nodes in the hth community |
\(\mathcal {C}_{i}\) | Set of communities to which node i belongs |
c _{ i} | Number of communities to which node i belongs |
a | Activity rate vector |
P | Routing matrix |
λ | Community weight vector |
C | Community matrix |
R | Backbone matrix |
Q | Community strength matrix |