1. Faculty of Computer Science and Engineering, Ho Chi Minh City University of Technology (HCMUT), 268 Ly Thuong Kiet, District 10, Ho Chi Minh City 72506, Vietnam
2. Vietnam National University Ho Chi Minh City (VNU-HCM), Thu Duc, Ho Chi Minh City 71308, Vietnam
3. Faculty of Information Technology, Industrial University of Ho Chi Minh City (IUH), Go Vap District, Ho Chi Minh City 71408, Vietnam