Helmiyah, S., Fadlil, A., & Yudhana, A. (2019). Pengenalan Pola Emosi Manusia Berdasarkan Ucapan Menggunakan Ekstraksi Fitur Mel-Frequency Cepstral Coefficients (MFCC). CogITo Smart Journal, 4(2), 372–381. https://doi.org/10.31154/cogito.v4i2.129.372-381