[R] 2-Y-axes on same plot
Ben Tupper
PemaquidRiver at tidewater.net
Wed Dec 10 17:53:41 CET 2008
On Dec 10, 2008, at 9:35 AM, Joe Trubisz wrote:
> Hi...
>
> Is this possible in R?
>
> I have 2-sets of data, that were collected simultaneously using 2-
> different data acquisition schemes.
> The x-values are the same for both.
> The y-values have different ranges (16.4-37.5 using one method,
> 557-634 using another).
>
> In theory, if you plot both plots on top of each other, the graphs
> should overlap. The problem I'm having is trying to have to
> different sets of y-values appear in the same graph, but scaled in
> the same vertical space. I've seen this done in publications, but
> not sure if it can be done in R.
>
> Any suggestions would be appreciated.
>
Hello,
Petr Pikal has written an easy to use function called plot.yy which
might serve your need. You can find it using...
RSiteSearch("plot.yy")
Cheers,
Ben
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