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. 2019 Jun 29;21(7):646. doi: 10.3390/e21070646

Figure 7.

Figure 7

Confusion matrix for (a) CNN on P set with 3 cm error rate (b) RNN on P set with 3 cm error rate (c) RNN-LSTM on P set with 3 cm error rate. Seven emotional states: Ne—neutral, Sa—sadness, Su—surprise, Fe—fear, An—anger, Di—disgust, Ha—happiness.