Digital Twin-Enabled Real-Time Optimization System for Traffic and Power Grid Management in 6G-Driven Smart Cities. - Sahaya Beni Prathiba; Sri Ram Krishnamoorthy; Karuna Soundari Kannan; Arikumar K. Selvaraj; Dhanalakshmi Ranganayakulu; Kai Fang 001; Thippa Reddy Gadekallu (IEEE Internet Things J., 2025)