Advanced Handover Optimization (AHO) using deep reinforcement learning in 5G Networks - T. Senthil Kumar; Mardeni Roslee; J. Jayapradha; Yasir Ullah; Chilakala Sudhamani; Sufian Mousa Ibrahim Mitani; Anwar Faizd Osman; Fatimah Zaharah Ali (Journal of King Saud University: Computer and Information Sciences, 2025)