内蒙古大兴安岭地形对雷击火影响及基于NRBO-XGBoost的扑火因素预测
刘晓东, 黄薪钢, 李钢, 王国胜

Influence of terrain on lightning-ignited fires and prediction of firefighting factors based on NRBO-XGBoost in the Greater Khingan Mountains of Inner Mongolia
LIU Xiaodong, HUANG Xingang, LI Gang, WANG Guosheng
表2 雷击火灾次数及过火面积在不同高程区间的占比 单位:%
Tab.2 The proportion of lightning-ignited fire occurrences and burned areas in different elevation intervals
高程/m 面积占比 雷击火灾次数占比 过火面积占比
[200,500) 13.80 2.69 4.02
[500,1 000) 68.73 83.06 76.34
[1 000,1 500) 17.32 14.25 19.64
[1 500,2 000) 0.15 0 0