Detecting respiratory diseases using spectrogram-based deep features and machine learning algorithms. - Hana, Elvina Nur; Faisal, Mohammad Reza; Kartini, Dwi; Mazdadi, Muhammad Itqan; Saputro, Setyo Wahyu; Indriani, Fatma; Satou, Kenji (Bulletin of Electrical Engineering & Informatics, 2026)