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Re: PLOYY plot [message #61114 is a reply to message #60976] Wed, 02 July 2008 09:12 Go to previous messageGo to previous message
d.poreh is currently offline  d.poreh
Messages: 406
Registered: October 2007
Senior Member
On Jul 2, 5:58 pm, d.po...@gmail.com wrote:
> On Jul 2, 5:51 pm, Paul van Delst <Paul.vanDe...@noaa.gov> wrote:
>
>
>
>> d.po...@gmail.com wrote:
>>> On Jul 2, 5:14 pm, Brian Larsen <balar...@gmail.com> wrote:
>>>> How is Chris' post not what you want?  We all obviously need a little
>>>> more explanation here.  What I see in Chris' plot is a "wiggle"
>>>> plotted on the bottom x-axis and a "parabola" plotted on the top x-
>>>> axis.
>
>>>> Brian
>
>>>> ------------------------------------------------------------ --------------
>>>> Brian Larsen
>>>> Boston University
>>>> Center for Space Physicshttp://people.bu.edu/balarsen/Home/IDL
>
>>> Brian
>>> i want upper x also loarithmic. if i change and put *xlog=1* it is not
>>> work. i want something like this:
>>> https://www.rsg.tu-freiberg.de/twiki/pub/Main/DavodPoreh/as. pdf
>>> as you can see y1=f(x) (left and down) is normal and y2=f(x2)(rigth
>>> and up) is logarithmic.
>
>> Why? The x-axes aren't related -- at least they shouldn't be since the lower one starts at 0.
>
>> Why plot two disparate datasets on the same figure? Even if it is valid numbers-wise, it
>> will still be confusing. I don't know anything about the data, but it smacks of advanced
>> plotology to me, i.e. displaying data to make it look a certain way. The plot equivalent
>> of the drunk man under the street light statistics story.
>
>> cheers,
>
>> paulv
>
> Paul
> if you search in net Plotyy you can see alot about this for example:http://www.sgr.nada.kth.se/unix/software/matlab/sena ste/techdoc/ref/p...
> it is very useful in scince.
> Cheers

Brian it works now. thanks for all
for helping. now i want to do that in ITools.
Cheers
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