Re: About multi-line XY plot

Thanks, Adam, Mateus, Ozan for your kindly help!

Regards
Lawrence

2007/4/6, Adam Phillips <asphilli_at_cgd.ucar.edu>:
>
> Hi Lawrence,
>
> Another option is to set gsnFrame = False, and overlay multiple plots on
> one another. You would have to make sure that each plot is drawn with
> the same Y/X-axis spans, labels, and titles, but it isn't that hard. For
> example:
>
> res = True
> res_at_gsnFrame = False
> res_at_trXMinF = 0.
> res_at_trXMaxF = 360.
> res_at_trYMinF = 0.
> res_at_trYMaxF = 20.
> res_at_gsnLeftString = ""
> res_at_gsnRightString = ""
> res_at_gsnCenterString = ""
> res_at_tiMainString = ""
> res_at_vpWdithF = 0.8 ; stretch out the plot (optional)
> res_at_vpHeightF = 0.4 ;
>
> res_at_xyLineColor = "blue"
> plot = gsn_csm_xy(wks,file1&lon,file1,res)
> res_at_xyLineColor = "red"
> plot2 = gsn_csm_xy(wks,file2&lon,file2,res)
> res_at_xyLineColor = "green"
> plot3 = gsn_csm_xy(wks,file3&lon,file3,res)
> frame(wks)
>
> If you are paneling this can get messy, but it is still possible. If you
> want a legend you will have to manually create it. An example of doing
> that is shown here in example 8:
> http://www.ncl.ucar.edu/Applications/legend.shtml#ex8
> Good luck,
> Adam
>
> Lawrence wrote:
> > Dear NCL users,
> > I want to draw a multi-line XY plot, say the x-axis is longitude
> > and the y-axis is precipitation. The problem is the longitude for the
> > models data is different, i.e. the number of x-axis is not the same. I
> > don't want to interpolate them into the same grid, because the
> > interpolation may smooth the signal I need. Is there any way to do this?
> > Any suggestion will be appreciated.
> >
> > Regards,
> > Lawrence
> >
> >
> > ------------------------------------------------------------------------
> >
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>
> --
> --------------------------------------------------------------
> Adam Phillips asphilli_at_ucar.edu
> National Center for Atmospheric Research tel: (303) 497-1726
> ESSL/CGD/CAS fax: (303) 497-1333
> P.O. Box 3000
> Boulder, CO 80307-3000 http://www.cgd.ucar.edu/cas/asphilli
>

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Received on Thu Apr 05 2007 - 19:08:05 MDT