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Math Forum » Discussions » Software » comp.soft-sys.matlab

Topic: 2d data interpolation
Replies: 6   Last Post: Apr 24, 2013 12:24 AM

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Derek Goring

Posts: 3,919
Registered: 12/7/04
Re: 2d data interpolation
Posted: Nov 29, 2012 1:59 PM
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On Friday, November 30, 2012 4:21:09 AM UTC+13, Giuseppe wrote:
> Hi
>
> I have a problem with the function interp2: I have a matrx 100x3 where the first column is the x-coordinate, the second column is the y-coordinate and the third column is the value at the coordinates x and y.
>
> I would like to interpolate those values with a grid 600x600 but the x and y coordinates are not monotonic vectors and interp2 gives me an error.
>
>
>
> Can anyone help me?
>
>
>
> Many thanks
>
> Giuseppe

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