Table 3 Description of the clusters in each graph.

From: Using geotagged facial expressions to visualize and characterize different demographic groups’ emotion in theme parks

Group

Number of clusters

Cluster name

Number of points in cluster

TM

0

None

None

AM

1

b-1

9

OM

2

c-1

9

c-2

4

TF

2

d-1

6

d-2

5

AF

3

e-1

14

e-2

4

e-3

8

OF

1

f-1

9