Re: Polar Vector Plots

From: David Brown <dbrown_at_nyahnyahspammersnyahnyah>
Date: Wed Jun 11 2014 - 14:27:52 MDT

I agree that the last one looks better. Do you think still think there is a
problem though? If so, we would need some scripts and data to reproduce it.
But it's also true that getting the best results for these resources is a
bit of a trial and error process.
 -dave



On Wed, Jun 11, 2014 at 1:51 PM, David Bailey <dbailey@ucar.edu> wrote:

> Note that I just reduced vcMinDistanceF to 0.01 and the results are much
> better.
>
> Dave
>
>
> On Wed, Jun 11, 2014 at 1:29 PM, David Bailey <dbailey@ucar.edu> wrote:
>
>> Hi Dave,
>>
>> I have attached some before and after plots. These are not exactly the
>> same run, but I think it demonstrates the issue. The one with "-1" is the
>> newer one.
>>
>> Dave
>>
>>
>> On Wed, Jun 11, 2014 at 1:23 PM, David Brown <dbrown@ucar.edu> wrote:
>>
>>> Hi Dave,
>>> The behavior of these resources should not have changed. If you are
>>> getting different results now, can you send a sample code that we could use
>>> to reproduce the issue? It would also help if you have a graphic of what
>>> you used to get.
>>> -dave
>>>
>>>
>>>
>>> On Wed, Jun 11, 2014 at 1:15 PM, David Bailey <dbailey@ucar.edu> wrote:
>>>
>>>> Hi there,
>>>>
>>>> I seem to revisit this in the ice diagnostics every year. I regularly
>>>> generate polar projection vector/contour plots of the sea ice velocities. I
>>>> have typically used the resource:
>>>>
>>>> res@vcMinDistanceF = 0.018
>>>>
>>>> but recently, this does not seem to be working as well for me. So I am
>>>> considering subsampling my data as an alternative:
>>>>
>>>> uplot = uvel(::thin,::thin)
>>>> vplot = vvel(::thin,::thin)
>>>>
>>>> where thin is 2 or 3. This doesn't really give me the desired result
>>>> either. I wondered what other people have done in this sort of example. I
>>>> also seem to be getting an interaction between vcMinDistanceF and
>>>> vcRefMagnitudeF, where I am losing all vectors north and south of 60N/S.
>>>>
>>>> Dave
>>>>
>>>> --
>>>>
>>>> David A Bailey email:
>>>> dbailey_at_ucar.edu
>>>> National Center for Atmospheric Research phone: 303-497-1737
>>>> PO Box 3000 fax :
>>>> 303-497-1700
>>>> Boulder, CO 80307-3000
>>>> http://www.cgd.ucar.edu/staff/dbailey
>>>>
>>>> _______________________________________________
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>>>>
>>>>
>>>
>>
>>
>> --
>>
>> David A Bailey email:
>> dbailey_at_ucar.edu
>> National Center for Atmospheric Research phone: 303-497-1737
>> PO Box 3000 fax :
>> 303-497-1700
>> Boulder, CO 80307-3000
>> http://www.cgd.ucar.edu/staff/dbailey
>>
>
>
>
> --
>
> David A Bailey email:
> dbailey_at_ucar.edu
> National Center for Atmospheric Research phone: 303-497-1737
> PO Box 3000 fax :
> 303-497-1700
> Boulder, CO 80307-3000
> http://www.cgd.ucar.edu/staff/dbailey
>

Received on Wed Jun 11 08:28:02 2014

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