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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
  1. Italic value indicates the best result
  2. An Anger, Di Disgusted, Fe Fearful, Ha Happy, Sa Sad, Su Surprised