弓网滑动电接触失效的影响因素分析与研究*
回立川, 陈雪莲, 孟嗣博

Analysis and Research on Influencing Factors of Pantograph-catenary Sliding Electrical Contact Failure
HUI Lichuan, CHEN Xuelian, MENG Sibo
表2 XGBoost参数调优结果
参数名 默认值 最优值
colsample_bytree 1 0.82
subsample 1 0.53
n_estimators 100 95
learning_rate 0.1 0.06
max_depth 3 4