▍1. 最小二乘法
说明: 对该模型参数辨识采用递推最小二乘法,即 RLS( recurisive least square), 它是一种能够对模型参数进行在线实时估计的辨识方法。(The recursive least square method is used to identify the parameters of the model, that is, rls (recurisive least square), which is an online real-time estimation method for the model parameters)