基于BP神经网络的夏玉米多生育期叶面积指数反演研究
刘俊,孟庆岩,葛小三,刘顺喜,陈旭,孙云晓

Leaf Area Index Inversion of Summer Maize at Multiple Growth Stages based on BP Neural Network
Jun Liu,Qingyan Meng,Xiaosan Ge,Shunxi Liu,Xu Chen,Yunxiao Sun
图7 BP1和BP2反演值 - LAI实测值拟合图
(注:BP1为一层隐含层的BP神经网络模型,BP2为两层隐含层的BP神经模型;S1为训练样本点,S2为测试样本点,S3为所有样本点)
Fig.7 BP1 and BP2 inversion values - LAI measured values fitting diagram