Density matrix of agglomerative subgroups of the urban network in the Beijing-Tianjin-Hebei region.

Density matrix of agglomerative subgroups of the urban network in the Beijing-Tianjin-Hebei region.</p

Spatial distribution of the urban network of the listed manufacturing enterprises by type.

(A) Technology-intensive manufacturing; (B) Resource-intensive manufacturing; (C) Labor-intensive manufacturing; and (D) Capital-intensive manufacturing.</p

Out-degree and in-degree of the city-level nodes in the Beijing-Tianjin-Hebei region.

Out-degree and in-degree of the city-level nodes in the Beijing-Tianjin-Hebei region.</p

Data of the node out-degree and in-degree.

Table shows out-degree and in-degree values at the prefecture and district levels in the Beijing-Tianjin-Hebei region. (XLSX)</p

Connection strength and node strength data.

The figure shows the spatial pattern of urban networks at the prefecture and district levels in the Beijing-Tianjin-Hebei region. (ZIP)</p

Number of the listed manufacturing enterprises by type.

Number of the listed manufacturing enterprises by type.</p

Out-degree and in-degree of the county-level nodes in Beijing-Tianjin-Hebei region.

Out-degree and in-degree of the county-level nodes in Beijing-Tianjin-Hebei region.</p

Map of the Beijing-Tianjin-Hebei region.

(The maps provided in this manuscript are all map images made by myself through software. The images are similar to but not identical to the original images, so they are only used for illustrative purposes).</p

Aggregate subgroup hierarchical data.

The figure shows the spatial distribution of subgroups at the district and county levels in the Beijing-Tianjin-Hebei region. (ZIP)</p

Index selection of influencing factors of the urban network in the Beijing-Tianjin-Hebei region.

Index selection of influencing factors of the urban network in the Beijing-Tianjin-Hebei region.</p