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Table 5 Accuracy (%) comparison on CK+ database

From: Facial expression recognition using optimized active regions

  [35] [56] [23] [28] Proposed
Ha 95.42 98.07 94.20 98.55 99.62
Su 98.27 100 98.46 99.20 98.74
Fe 81.11 92.00 94.33 96.00 92.41
An 71.39 87.10 97.80 93.33 99.45
Di 95.33 90.20 93.33 100 99.14
Sa 88.01 91.47 96.42 84.52 99.17
Average 88.26 93.14 94.09 96.76 98.50
  1. Italic values indicate the highest accuracy