Table 3 Performance comparison of our approach versus different State-of-the-Art approaches (CK+ 6 expressions)
From: Facial expression recognition and histograms of oriented gradients: a comprehensive study
Uddin et al. (2009) | Poursaberi et al. (2012) | Zhong et al. (2012) | Zhang and Tjondronegoro (2011) | Happy and Routray (2015) | Proposed | |
|---|---|---|---|---|---|---|
An | 82.5 | 87.1 | 71.4 | 87.1 | 87.8 | 88.6 |
Di | 97.5 | 91.6 | 95.3 | 90.2 | 93.3 | 89.0 |
Fe | 95.0 | 91.0 | 81.1 | 92.0 | 94.3 | 100 |
Ha | 100 | 96.9 | 95.4 | 98.1 | 94.2 | 100 |
Sa | 92.5 | 84.6 | 88.0 | 91.5 | 96.4 | 100 |
Su | 92.5 | 91.2 | 98.3 | 100 | 98.5 | 97.4 |
AV | 93.3 | 90.4 | 88.3 | 93.1 | 94.1 | 95.8 |