Thread Subject: system indentification: residuals analysis

Subject: system indentification: residuals analysis

From: pietro

Date: 31 May, 2009 20:11:01

Message: 1 of 1

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Hi,

I have to estimate a transfer function parameters from frequency response data and i have used the arx command. I have plotted the models residuals but i don't understand if the model is good. In this link there are the gain frequency response and the model residual.

http://img10.imageshack.us/img10/6499/residuals.jpg

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