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Table 5 Confusion matrix for the optimized SVM classifier

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

38

5

6

5

Fear

4

37

3

10

Positive

8

4

29

13

Other

14

12

3

25

  1. The matrix shows how the classifier predictions are distributed, and thereby how well the classifier has learnt to distinguish between the classes.