To further improve the forecast accuracy of this model, and reduce its forecast error, I also improve the BP NN in this article.

为了进一步提高模型预测的准确度，减小预测误差，本文还对BP神经网络进行改进。

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The method helped one BASF unit improve forecast accuracy by an average of 20% for all of its products, Mr. Milliken says.

这种方法帮助BASF某业务所有产品的预测准确率平均提升了20％。

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The idea of soft-measurement is used in our work and neural network and wavelet transform are adopted to overcome deficiency of traditional method and improve forecast accuracy of exit thickness.

利用软测量的思想，采用神经网络建立软测量模型和小波分析进行数据处理，以克服传统方法的不足，提高出口带钢厚度预测的精度。

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