Key Laboratory of High-Speed Railway Engineering;
MOE/School of Civil Engineering;
Southwest Jiao tong University;
Chengdu 610031;
China;
Institute of Geographic Sciences and Natural Resources Research;
Chinese Academy of Sciences;
Beijing 100101;
China;
School of Computer Science and Engineering;
University of Electronic Science and Technology of China;
Chengdu 611731;
China;
Key Laboratory of Mountain Surface Process and Hazards/Institute of Mountain Hazards and Environment;
Chinese Academy of Sciences;
Chengdu 610041;
China;
School of Soil and Water Conservation;
Beijing Forestry University;
Beijing 100083;
China;
Sichuan Institute of Land and Space Ecological Restoration and Geological Hazard Prevention;
Chengdu 610081;
China;
Debris flow; Critical rainfall thresholds; Multiobjective evolutionary optimization; Artificial neural network; Pareto optimality;