Table 4 Density and correlation analysis of resilience spatial correlation network.

From: Spatial correlation networks characteristics and influence mechanisms of the resilience of Beijing–Tianjin–Hebei urban agglomeration: a complex network perspective

Year

Network density

Correlation analysis

Network connectedness

Network efficiency

Network hierarchy

Recent ceiling

2014

0.359

1

0.546

0.4

0.955

2015

0.372

1

0.561

0.4

1

2016

0.372

1

0.546

0.435

1

2017

0.376

1

0.545

0.546

1

2018

0.385

1

0.515

0.572

1

2019

0.394

1

0.455

0.286

0.985

2020

0.353

1

0.546

0.286

0.985

2021

0.361

1

0.455

0.561

0.985

2022

0.372

1

0.561

0.574

1

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