Table 2 Characteristics of the huitong river section relationship network metrics.

From: A comprehensive model for assessing water engineering facilities heritage in grand canal’s huitong river during the ming and qing dynasties

Time

Total number of nodes

Network size

Network density

Average path length

Network diameter

Average clustering coefficient

Centrality of degree

Centrality of betweenness

Ming dynasty

229

245 edges

0.0045

15.6

48

0.007

Out-centralization 0.0127

3.65%

In-centralization 0.0084

Qing dynasty

367

376 edges

0.0028

23.5

79

0.001

Out-centralization 0.0081

3.72%

In-centralization 0.0054