1. Q. Wu, Research on emotion recognition method of weightlifters based on a non-negative matrix decomposition algorithm. Int. J. Biometrics 13(3), 229 (2021)
2. K. Manohar, E. Logashanmugam, Hybrid deep learning with optimal feature selection for speech emotion recognition using improved meta-heuristic algorithm. Knowl.-Based Syst. 21, 246 (2022)
3. H. Yu, Online teaching quality evaluation based on emotion recognition and improved AprioriTid algorithm. J. Intelli. Fuzzy Syst. 40(5), 1–11 (2020)
4. M. Zhang, L. Zhang, Cross-cultural O2O English teaching based on AI emotion recognition and neural network algorithm. J. Intelli. Fuzzy Syst. 11, 1–12 (2020)
5. C. Ju, H. Ding, B. Hu, A hybrid strategy improved whale optimization algorithm for web service composition. Comput. J. 3, 3 (2021)