Security Informatics

Table 7 Confusion matrix for the rule-based baseline classifier which chooses class based on the occurrence of certain words

From: Emotion classification of social media posts for estimating people’s reactions to communicated alert messages during crises

	Predicted class
Actual class	Anger	Fear	Positive	Other
Anger	21	0	0	33
Fear	0	11	0	43
Positive	1	0	10	43
Other	3	0	0	51

As can be seen, many tweets end up in the other category.

Back to article page