Research Article

[Retracted] Application of an Improved LSTM Model to Emotion Recognition

Table 2

Details of continuous emotion division.

CategoryDetails

Two-dimensionalArousal is used to describe the intensity of emotions, such as anger and joy. Valence space is used to describe the degree of positive and negative emotions. It is used to distinguish between angry and happy emotions.

Three-dimensionalPleasure is primarily used to assess whether an emotion is in a positive or negative state. Arousal is mainly used to describe the degree of emotional strength. Dominance is used to describe a situation in which an individual is in domination or being dominated.