I'm with you, Nan.

On Thu, Mar 29, 2012 at 10:22 AM, Nan Galbraith <[email protected]> wrote:

> Hi All -
>
> I agree with John Caron's wording.
>
> It should be the responsibility of the application using auxiliary
> coordinates
> to respond "predictably".  In many cases this would mean ignoring data
> where
> coords are missing, but that's not "unpredictable."  Trying to draw a
> point at, or
> calculate a distance to, a null location would be unpredictable behavior.
>
> I don't think this puts too much burden on software developers, but I'm
> curious
> to know if others see it differently.
>
> Thanks - Nan
>
>
>
>
> On 3/28/12 2:09 PM, John Graybeal wrote:
>
>> suggest the more general "but applications using the auxiliary
>> coordinates to work with data may respond unpredictably when the auxiliary
>> coordinates are missing."
>>
>> john
>>
>> On Mar 28, 2012, at 10:07, John Caron wrote:
>>
>>  On 3/28/2012 10:49 AM, John Caron wrote:
>>>
>>>> I think we have a number of valid use cases for missing data in aux
>>>> coordinates, and i would vote to allow that.
>>>>
>>> sorry i didnt really answer jonathan's concern. I would suggest this
>>> wording:
>>>
>>> Auxiliary coordinates do not have to be monotonic or have unique values,
>>> and may contain missing values. Data providers may choose to put valid data
>>> where the auxiliary coordinates are missing, but applications are free to
>>> assume that data is missing where the auxiliary coordinates are missing.
>>>
>>>
> --
> *********************************************************
> * Nan Galbraith        Information Systems Specailist *
> * Upper Ocean Processes Group            Mail Stop 29 *
> * Woods Hole Oceanographic Institution                *
> * Woods Hole, MA 02543                 (508) 289-2444 *
> *********************************************************
>
>
>
>
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-- 
Jim Biard
Research Scholar
Cooperative Institute for Climate and Satellites
Remote Sensing and Applications Division
National Climatic Data Center
151 Patton Ave, Asheville, NC 28801-5001

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