Covariance item

Component 1

Component 2

Component 3

Component 4

Base

−0.199

−0.104

0.915

−0.023

Land

0.068

−0.139

0.813

0.179

NumberB

−0.333

−0.082

0.858

0.028

Density

−0.677

0.148

−0.045

−0.402

Height

0.925

0.003

−0.085

−0.081

Spacing

0.901

−0.054

−0.023

−0.056

Greening

0.012

−0.140

0.027

0.927

Completed

0.818

−0.203

−0.056

0.032

NumberH

0.370

−0.061

0.754

−0.159

PD

−0.047

0.827

−0.189

−0.089

Shopping

−0.136

0.841

−0.017

−0.028

Transport

−0.023

0.867

−0.142

−0.068

Hospital

−0.138

0.893

−0.027

−0.074

The eigenvalue

3.881

3.238

2.040

1.019

Variance

contribution rate

29.855

24.910

15.695

7.835

Cumulative

contribution rate

29.855

54.764

70.460

78.295