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讨论了 PBP神经网络和 GA— BP算法 .应用神经网络建模技术建立溶液浓度测量方程 ,解决溶液浓度检测中严重非线性问题 .实现了大范围非接触式溶液浓度的在线检测 .
The PBP neural network and GA-BP algorithm are discussed.The neural network modeling technique is used to establish the solution concentration measurement equation to solve the serious non-linearity problem in the solution concentration detection, which realizes the on-line detection of a wide range of non-contact solution concentration.