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Table 1 Comparison of related HR-based emotion prediction studies

From: Multiclass emotion prediction using heart rate and virtual reality stimuli

Author Signals Participants Stimuli Feature extraction Classifier Accuracy
[11] HR 25 China Emotional Video Stimuli (CEVS) Amplitude
Information Entropy and others
Gradient Boosting Decision Tree 84% (2 emotions with 1 neutral label)
[9] HR 5 Android Application Discrete Wavelet Transform (DWT) SVM 79% (2 emotions with 1 neutral label)