基于机器学习法的青藏高原沙鲁里山系中段雪崩易发性评价研究

文洪, 巫锡勇, 赵思远, 边瑞, 周桂宇, 孟少伟, 孙春卫

Snow avalanche susceptibility evaluation in the central Shaluli Mountains of Tibetan Plateau based on machine learning method

Hong WEN, Xiyong WU, Siyuan ZHAO, Rui BIAN, Guiyu ZHOU, Shaowei MENG, Chunwei SUN

表4 各模型结果相关值及Kappa系数

Table 4 Kappa coefficients and relevant values of the prediction results

SVM DT MLP KNN N1 102 98 98 105 N2 8 12 12 5 N3 22 34 19 30 N4 83 71 86 75 Pe 0.502 0.503 0.501 0.503 Pa 0.860 0.786 0.856 0.837 Ka 0.720 0.570 0.711 0.672