Contour plot 2005-02-07 - By Achim Zeileis
On Tue, 8 Feb 2005 01:15:06 +0100 dhkblaszyk@(protected) wrote:
> Hello,
>
> I would like to make a contourplot of the following data;
>
> > x <- 1:10
> > y <- 1:10
> > z <- 100:110
>
> By doing >contour(x,y,z) I get the following error;
>
> "Error in contour.default(x, y, z) : no proper `z' matrix specified"
>
> How do I fix this??
x and y specify a grid and thus z must provide a value for each
combination of the x's and y's! For example:
x <- y <- 1:10
contour(x, y, outer(x, y))
Also look at
outer(x, y)
and read ?contour.
Z
> Kind regards, Datius Blaszijk
>
> [[alternative HTML version deleted]]
>
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