Skip to main content

Table 3 The Confusion Matrix

From: Facial expression (mood) recognition from facial images using committee neural networks

Expressions presented System Classification Total
  N A D F H S Su Z AD DF FH  
Neutral (N) 62            62
Angry ( A)   15 1    3   1     20
Disgust ( D )   2 17 2   1   2 2    26
Fear ( F )    1 26 7      2   36
Happy ( H )      54       1 55
Sad ( S )   1     34   1     36
Surprised (Su)        47      47
Total 62 18 19 28 61 38 47 4 2 2 1 282
  1. The first column represents the expression tested. The last column of each row represents the total number of images of the corresponding expression tested (e.g. Out of 20 angry expressions tested 15 were classified as angry, 1 as disgust, 3 as sad, and one had no classification (all zero output). 2 disgust cases were classified as angry and 1 sad case was classified as angry. LEGEND: N: Neutral; A: Angry; D: Disgust,; F: Fear; H: Happy; S: Sad; Su: Surprised; Z: All Zero (no classification); AD: Angry-Disgust; DF – Disgust-Fear; FH: Fear-Happy