The principal component analysis method was adopted to simplify the training pattern of neural network, and optimize the structure of the network.
采用主成分分析方法简化神经网络训练样本，进而优化网络的结构。
By determining the structure of the model and empirical analysis of the successful construction of the BP neural network of supply chain risk early warning partnership model.
本文通过确定模型结构和实证分析，成功地构建了BP神经网络供应链合作伙伴关系风险预警模型。
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