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一种T-S模型的在线辨识算法

DOI: 10.13195/j.kzyjc.2013.1471, PP. 343-347

Keywords: T-S,模型,在线辨识,子空间,形状,数据矩阵

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Abstract:

提出一种能通过输入输出数据在线获得T-S模型的结构和参数的辨识算法.首先,对输入空间进行划分,并在线优化子空间的形状和个数;然后,通过RLS更新子模型参数,使各个子模型逼近当前工况的实际系统;当子空间生成或形状发生变化时,调整相应子模型参数和数据矩阵;最后,针对非线性动态系统和煤气炉数据进行仿真实验,验证了所提出算法的有效性.

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