The Prefiltering Techniques in Emotion Based Place Recommendation Derived by User Reviews

Table 3

Emotion tag derivation based on TF values.

Place ID	User ID	An	Ant	D	F	J	S	Su	T
1	1	1	3	1	0	4	0	2	3
1	2	0	1	0	0	0	0	0	1
1	3	1	3	1	1	3	2	2	2
1	4	1	0	1	0	1	0	0	1
1	5	1	3	0	2	1	1	1	1
	Emotion word sum	4	10	3	3	9	3	5	8
1	Emotion tag	Anticipation

An: angry; Ant: anticipation; D: disgust; F: fear; J: joy; S: sadness; Su: surprise; and T: trust.