matlab均方根误差函数
时间: 2023-08-26 12:13:16 浏览: 182
在Matlab中,可以使用rms函数来计算均方根误差(RMSE)。该函数的用法如下:
RMSE = rms(errors)
其中,errors是观测值与真实值之间的误差向量。rms函数将计算误差向量的平方和的均方根值,即均方根误差。请注意,该函数只用于计算当前样本数据的有效值,而不是用于估计总体。因此,如果样本就是总体,并且误差向量中的值表示真误差,那么RMSE的计算过程中分子将使用样本数n而不是n-1。<em>1</em><em>2</em><em>3</em>
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