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Khrisne, Duman Care, I Made Arsa Suyadnya, I Putu Elba Duta Nugraha, & Theresia Hendrawati.
" Customer Satisfaction Classification Based on Face Emotion Recognition and Speech Emotion Recognition." <em>Journal of Electrical, Electronics and Informatics</em> [Online], 8.2 (2024): 47-51. Web.  5 Sep. 2026