[ncl-talk] Multiple time series plot of same parametre but from different ascii files

Dennis Shea shea at ucar.edu
Sat Apr 1 14:20:02 MDT 2017


Please: Carefully go through the tutorial at:
   http://www.ncl.ucar.edu/Document/Manuals/NCL_User_Guide/

You must put some effort into learning a computer language.

===

Attached is a script and two sample figures.

The 1st figure has all years on one plot; the 2nd has the 1st year only.

====




On Sat, Apr 1, 2017 at 2:59 AM, Najib Yusuf <najibgal at yahoo.com> wrote:

> Thank you Adam.I did sent as you advised.
>
> Najib
>
>
> On Friday, March 31, 2017 7:08 PM, Adam Phillips <asphilli at ucar.edu>
> wrote:
>
>
> Hi Najib,
> I have looked at your script and read your original query a few times now
> and I'm still not clear as to what you are trying to accomplish.  If you
> could provide a more detailed explanation about what you are trying to
> accomplish I think that would help the ncl-talk community in assisting you.
> Adam
>
> On Thu, Mar 30, 2017 at 2:43 AM, Najib Yusuf <najibgal at yahoo.com> wrote:
>
> Thank you Adam.
>
> The current version of the script in question is attached.
>
> Thank you. Najib
>
>
> On Wednesday, March 29, 2017 3:11 PM, Adam Phillips <asphilli at ucar.edu>
> wrote:
>
>
> Hi Najib,
> Please send the current version of your script to ncl-talk so all can see
> and offer assistance.
> Adam
>
> On Mar 29, 2017, at 7:40 AM, Najib Yusuf <najibgal at yahoo.com> wrote:
>
>
> Dear all,
>
> Thank you Adam for the help. I change it as you pointed out but I still
> got a single plot.I don't understand where the problem might be. Please
> anyone help.Details in the previous messages.
>
> Thank you.
>
> Najib
>
>
> On Tuesday, March 28, 2017 8:55 PM, Adam Phillips <asphilli at ucar.edu>
> wrote:
>
>
> Hi Najib,
> I see the issue. I did not see from your original ncl-talk posting that
> your n do loop is closed rather quickly between lines 26 and 28:
> do n= 0,nfiles-1
>       nfiles = n
> end do
>
> A quick test shows that that syntax will result in nfiles = 0 and then the
> do loop concludes. I think what you want is to change your coding from this:
>
> do n= 0,nfiles-1
>    nfiles = n
> end do
> print(files(n))
> z1 = asciiread(files(n),(/nday+1/), "string")
> printVarSummary(z1)
> ....
> wks = gsn_open_wks("png","AOT_550")
> ....
> plot = gsn_csm_xy(wks, x, AOT_550, res)
> draw(plot)
> frame(wks)
> end
>
> to this:
>
> do n= 0,nfiles-1
>   print(files(n))
>   z1 = asciiread(files(n),(/nday+1/), "string")
>   printVarSummary(z1)
>
> ....
>
>   wks = gsn_open_wks("png","AOT_550_"+ n)
>
> ....
>
>   plot = gsn_csm_xy(wks, x, AOT_550, res)
>   draw(plot)
>   frame(wks)
> end do
>
> If after you implemented the above you are still having problems respond
> to the ncl-talk list.
> Adam
>
>
>
>
> On Sun, Mar 26, 2017 at 12:55 AM, Najib Yusuf <najibgal at yahoo.com> wrote:
>
> Dear ncl,
>
> I effected the correction but still getting a single plot.
> Kindly assist.
>
> Thank you.
>
> Najib
>
>
> On Friday, March 24, 2017 6:02 PM, Adam Phillips <asphilli at ucar.edu>
> wrote:
>
>
> Hi Najib,
> I think your script is close. You are redefining the workstation each time
> through your n do loop. Thus, each time through the do loop the output png
> file gets overwritten. Change this line:
> wks = gsn_open_wks("png","AOT_550")
> to this:
> wks = gsn_open_wks("png","AOT_550_"+ n)
>
> and I think you will get what you want.
>
> I hope that helps. If not, or if you have further questions, please
> respond to the ncl-talk email list and not to me personally.
> Adam
>
>
> On Fri, Mar 24, 2017 at 3:47 AM, Najib Yusuf <najibgal at yahoo.com> wrote:
>
>
> Dear ncl-talk,
>
> I am trying as I'm still at the initial stage learning ncl going through
> user-guides tutorials etc. I want to plot multiple time series with the
> parametre from different files (AOT_550_2005 to AOT_550_2013). I have
> writing the codes (see attached file) but when I run it I got only one plot
> of AOT_550_2005 not with the remaining years.
>
> Kindly assist on how the remaining years will appear on the plot.I also
> tried looping but the errors are getting much so I live it this way since
> there is no error.
>
> Thank you
>
> Najib
>
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>
> --
> Adam Phillips
> Associate Scientist,  Climate and Global Dynamics Laboratory, NCAR
> www.cgd.ucar.edu/staff/ asphilli/
> <http://www.cgd.ucar.edu/staff/asphilli/>   303-497-1726
>
> <http://www.cgd.ucar.edu/staff/asphilli>
>
>
>
>
>
> --
> Adam Phillips
> Associate Scientist,  Climate and Global Dynamics Laboratory, NCAR
> www.cgd.ucar.edu/staff/ asphilli/
> <http://www.cgd.ucar.edu/staff/asphilli/>   303-497-1726
>
> <http://www.cgd.ucar.edu/staff/asphilli>
>
>
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>
>
>
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>
>
>
> --
> Adam Phillips
> Associate Scientist,  Climate and Global Dynamics Laboratory, NCAR
> www.cgd.ucar.edu/staff/asphilli/   303-497-1726 <(303)%20497-1726>
>
> <http://www.cgd.ucar.edu/staff/asphilli>
>
>
>
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