ML之RF&DT:利用RF(RFR)、DT(DTR)两种算法实现对boston(波士顿房价)数据集进行训练并预测
目录
输出结果
实现代码
输出结果
1、两种算法的预测结果
2、回归树的可视化
实现代码
boston_house = load_boston()boston_feature_name = boston_house.feature_namesboston_features = boston_house.databoston_target = boston_house.targetprint('boston_feature_name','\n',boston_feature_name)print('boston_features[:5,:]','\n',boston_features[:5,:])print('boston_target','\n',boston_target[:10])RFR = RandomForestRegressor(n_estimators=15)RFR = RFR.fit(boston_features, boston_target)RFR_result=RFR.predict(boston_features)print('RFR_result','\n',RFR_result[:10])