Table 3 The top eight visual elements were identified after the segmentation of BSVIs. To visualize the results clearly, we chose to keep three valid digits for our study data.

From: Measurement of spatial heterogeneity in street restorative perceptions and street refinement design

Number

Visual elements

Avg

Max

Min

S.D

1

Building

3.785

8.866

0.001

1.973

2

Road

0.165

0.397

0.001

0.075

3

Sky

1.314

6.405

0.001

8.809

4

Tree

1.108

6.005

0.001

1.166

5

Sidewalk

3.130

6.564

0.001

4.413

6

Wall

3.233

6.680

0.001

8.489

7

Ceiling

1.813

5.053

0.001

7.071

8

Plant

1.350

3.036

0.001

2.638