Research on Obtaining Shield-Tail Clearance Based on Machine Vision Measurement and Intelligent Prediction with Neural Networks. - Bai, Zhiqiang; Xu, Youjun; Zhang, Yikun; Wang, Xuefei; Zhang, Liyuan; Wang, Kexin; Sun, Hui; Zhang, Hua; Hao, Hongyi (Journal of Intelligent & Fuzzy Systems, 2026)