Proactive Fault Tolerance for 5G Smart Factories: Transformer-Based Deep Reinforcement Learning for Reliability-Oriented Redundancy Allocation. - Zhengxuan Li; Shengbo Xie; Zhenya Cao; Xing Li; Xinjian Jiang; Xupan Cheng; Jie Hao 002; Ran Wang 004 (IEEE Internet Things J., 2026)