古尔班通古特沙漠灌木冠幅预测模型

王明娜, 张定海, 张志山, 路丽宁

Canopy width prediction models for the Gurbantunggut Desert

Mingna Wang, Dinghai Zhang, Zhishan Zhang, Lining Lu

图2 不同固沙灌木的BP神经网络模型的冗余主轴（虚线）回归结果

Fig.2 The results of the reduced major axis of BP neural network model for different sand-fixing shrubs