Research Article

Exploring the Regional Structure of the Worldwide Air Traffic and Route Networks

Table 4

The Jaccard index of the communities uncovered by the weighted and unweighted Louvain algorithm.

CommunityJaccard index

North and Central America-Caribbean0.81
Europe-Russia-Central Asia0.87
East and Southeast Asia-Oceania0.97
Africa-Middle East-Southern Asia0.87
South America0.78

Three are similar (North and Central America-Caribbean, Africa-Middle East-Southern Asia, and South America), and two are regrouped by the weighted algorithm. The East and Southeast Asia-Oceania regroups the East and Southeast Asia component and the Oceania component. Europe-Russia-Central Asia regroups the Europe component and the Russia-Central Asia component.