A study of the U.S. domestic air transportation network: temporal evolution of network topology and robustness from 2001 to 2016

Journal of Transportation Security · 2021 · PMC7790598

Europe PMC

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an increasing trendno p-value reported

Assortativity The temporal evolution of the network’s assortativity is evaluated through the Gini coefficient, which generally displays an increasing trend, hence encouraging the development of HS structures.

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an evident trendno p-value reported

Overall, there is an evident trend towards stronger HS structures in the U.S.

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