采用极限梯度提升算法的电力系统电压稳定裕度预测

王慧芳,张晨宇

Prediction of voltage stability margin in power system based on extreme gradient boosting algorithm

Hui-fang WANG,Chen-yu ZHANG

表 4 样本存在数值错误时的XGBoost模型预测效果

Tab.4 Prediction performance of XGBoost model with value errors existing in samples

误差范围 R2 MAPE 误差范围 R2 MAPE 5% 0.972 3.096 1% 0.988 2.002 2% 0.980 2.478 0.5% 0.991 1.789