FACTS: Training-free zero-shot diffusion framework for facade texture restoration in 3D urban models. - Juexiao Cheng; Xiangru Huang; Guanzhou Chen 001; Tong Wang 017; Jiaqi Wang 015; Xiaoliang Tan; Aiyi Jiang; Xiaodong Zhang 027 (Adv. Eng. Informatics, 2026)