Dear John,
Have a look at
http://badc.nerc.ac.uk/help/formats/NASA-Ames/
Cheers,
Christiane
John Graybeal schrieb:
> Can someone provide the definitive site for the description of the
> "ASCII NASA AMES" convention, please? I wasn't sure if it described
> structure, semantics, or both.
>
> Though this info may not be immediately valuable to atmospheric
> sciences, the observational community in oceanography uses CF
> standard variable framework quite a bit, as it is moderately
> extensive, extensible, true to science, and allows interoperability
> with many models. This despite the previously noted weakness of both
> netCDF and CF for observations -- a significant number of people in
> the oceanography community are participating in efforts to improve
> both of these standards for use in observations. (Actually, netCDF
> handles observations OK, but not everyone uses the same structural
> conventions, so interoperability isn't great yet.)
>
> John
>
> At 5:17 PM +0100 11/11/07, Christiane Textor wrote:
>> Dear Colleagues,
>>
>> As I am working in a project were a data base on atmospheric
>> composition data is created (www.geomon.eu), I have been talking a
>> lot to colleagues from the observational communities. First of all,
>> they rarely use the netCDF format. Secondly, I have realized that
>> the names we are defining for chemicals and aerosols are rather
>> biased towards the modeling world. Therefore, the observationalists
>> are not so much in favour of the CF convention. In the common
>> efforts of harmonizing data and metadata formats of observational
>> data, people rather turn to ASCII NASA AMES for time series and to
>> HDF for the remaining (4 dimensional data sets, time + 4 space
>> dim), at least in Europe.
>>
>> At the same time, the modelers for aerosol and chemistry seem
>> currently to converge towards netCDF/CF convention.
>>
>> This is no problem of having different formats, as long as clear
>> and consistent definitions exist. I would therefore like to
>> encourage that we try and link the variable names for aerosol and
>> chemistry to these formats in order to allow for easy conversion
>> among formats.
>>
>> I would be glad if you could comment on this issue.
>>
>> Best regards, Christiane
>
--
======================================================================
Christiane Textor
Laboratoire des Sciences du Climat et de l'Environnement
Unite Mixte de Recherche CEA-CNRS-UVSQ
LSCE, CEA Saclay
L'Orme des Merisiers, Bat. 701 Piece 3b
mailto: christiane.textor at lsce.ipsl.fr
Tel ++33 1 69 08 34 07 Fax ++33 1 69 08 34 07
F-91191 Gif-sur-Yvette Cedex
FRANCE
GEOMON scientific project manager http://www.geomon.eu
======================================================================
Received on Mon Nov 12 2007 - 00:37:24 GMT
