1. Department of Artificial Intelligence and Data Science, Sejong University, Seoul 05006, Republic of Korea
2. Department of Electrical Engineering and Informatics, Vocational College, Universitas Gadjah Mada, Yogyakarta 55281, Indonesia
3. School of Business & Economics, Universiti Brunei Darussalam, Bandar Seri Begawan BE1410, Brunei