[R] help on plotting series with different x-axis values on a graph with one x-axis

[David Winsemius]

On Feb 9, 2013, at 4:52 AM, Eike Marie Thaysen wrote:

>
> Hi,
> I have run into this problem a couple of times now and hope you can  
> help!
>
> If I want to plot  mulitiple series with differing x-axis values  
> (however, all in the same range) in 1 plot with one common axis R  
> obstruses the plots.
>
> E.g. if I plot water content against time and I start with the  
> sampler at 5 cm depth, it plots that one right.
> But the next depth, 15 cm, is measured at slightly different time  
> intervals  and so R will not plot the series correctly.
> Reading in the data using  “ stringsAsFactors=FALSE” helps, but the  
> lines are still plottet in an akward fashion (edgy) , see attached  
> image.
> Hope you can help!
> eike

No image was attached. It was probably in a format the the mail server  
would not accept. PDF files are the only one listed as being  
acceptable, but I think from experience that PNG files might also make  
it through. It would probably also help if you offered the output of  
str(dfrm) on whateever dataframe you are working with.


-- 
David.
>
>
>
> Eike Marie Thaysen
>
> Ph.d. studerende
>
> ECO
>
> Institut for Kemiteknik DTU
>
> Danmarks Tekniske Universitet
>
> [dtu]
>
> Risø Campus
>
> Frederiksborgvej 399
>
> Bygning 309
>
> 4000  Roskilde
> Telefon: 51801481
>
>
>
> emth at kt.dtu.dk<mailto:emth at risoe.dtu.dk>
>
> www.dtu.dk<http://www.risoe.dtu.dk/>
>
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.

David Winsemius, MD
Alameda, CA, USA