基于模糊最小二乘支持向量机的发酵过程建模研究
Journal Title: Science Paper Online - Year 2008, Vol 3, Issue 1
Abstract
青霉素发酵过程具有时变性和高度非线性，对菌体浓度等的在线测量十分困难。最小二乘支持向量机建模，虽然提高了预测速度，但是预测精度有所欠缺。为提高预测精度，本文在最小二乘支持向量机中引入模糊思想，采用一种基于类中心距离的模糊隶属度函数，为青霉素发酵过程菌体浓度建立预测模型。原理分析与仿真结果表明模糊最小二乘支持向量机建模方法相比于单一的最小二乘支持向量机建模，它的预测精度高，性能更加优越。
Authors and Affiliations
WANG Wenxia PAN Feng
Keywords
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