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Thread Subject: Least square surface fitting

Subject: Least square surface fitting

From: Hashika

Date: 19 Jul, 2008 03:33:02

Message: 1 of 2

Hi all,

I'm new to Matlab

I need to fit a surface to my observed data in order to
find a polynomial equation of the surface.

I have (x,y,z) data.

Can anyone help me on this.

Regards

Subject: Least square surface fitting

From: John D'Errico

Date: 19 Jul, 2008 03:43:02

Message: 2 of 2

"Hashika " <hashikahimal@gmail.com> wrote in message
<g5rn9d$kne$1@fred.mathworks.com>...
> Hi all,
>
> I'm new to Matlab
>
> I need to fit a surface to my observed data in order to
> find a polynomial equation of the surface.
>
> I have (x,y,z) data.
>
> Can anyone help me on this.
>
> Regards

polyfitn, from the file exchange.

http://www.mathworks.com/matlabcentral/fileexchange/loadFile.do?
objectId=10065&objectType=FILE

John

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