Table 5 Results of word frequency statistics for emotion vocabulary.

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

Index

Annotated terms

Term frequency

Document occurrence

1

Comfort

298

297

2

Soft

245

243

3

Beautiful

188

188

4

Atmospheric

136

135

5

…

Delicate

…

104

…

103

…

67

Aesthetics

16

15