基于PSO-XGBoost的露天矿山PPV预测模型研究
李振阳,张宝岗,熊信,杨承业,白玉奇

Research on PPV Prediction Model of Open-pit Mine Based on PSO-XGBoost
Zhenyang LI,Baogang ZHANG,Xin XIONG,Chengye YANG,Yuqi BAI
表3 最优计算参数
Table 3 Optimal calculation parameters
参数参数取值
n_estimator6.56e+02
learning_rate3.04e-02
max_depth3.49
gamma6.95e-03