Table 8 Design element characteristics of sofa product.

From: An emotion-oriented product evaluation model based on BP neural network and improved dempster–shafer theory

Sample number

Color

Materials

Textures

Typology

Dimension

2

3

3

2

1

1

9

4

2

1

2

3

14

3

4

4

1

1

20

6

4

4

3

2