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Re: *.cdf files [message #24351 is a reply to message #24279]

Mon, 26 March 2001 20:10

robert.m.candey.1[2] is currently offline

robert.m.candey.1[2]
Messages: 11
Registered: May 1999

Junior Member

In article <985643230.221981@clam-ext>,
"Mark Hadfield" <m.hadfield@niwa.cri.nz> wrote:

> "Reimar Bauer" <r.bauer@fz-juelich.de> wrote in message
> news:3ABF9CB7.67606E21@fz-juelich.de...
>> Martin Leitner wrote:
>>>
>>> Hello
>>> Does anyone know good literature or good web sides about how to work on
>>> cdf files with IDL?
>>> greetings
>>> Martin Leitner
>>
>>
>> Dear Martin,
>>
>> I have written a publication how we use the cdf format netCDF.
>
> Yes, but netCDF and CDF are not the same thing. They *are* kind of similar
> (in that they're binary data formats intended for storing array data) but
> there are lots of differences, notably in the way dimensions are handled.
>
> I haven't use CDF for several years, but I imagine the best source of
> information is still the WWW site:
>
> http://nssdc.gsfc.nasa.gov/cdf/
>
> Warning: One of the reasons I quit using CDF was that on IDL for Windows
> there was a nasty (and utterly unnecessary) 64 kB limit on the size of data
> retrievals. I think it may still be there.
>
> ---
> Mark Hadfield
> m.hadfield@niwa.cri.nz http://katipo.niwa.cri.nz/~hadfield
> National Institute for Water and Atmospheric Research

I believe the memory limits on PCs were removed in CDF 2.5.
Also see <http://nssdc.gsfc.nasa.gov/spdf/sp_use_of_cdf.html> for pointers to
useful CDF tools, including CDAWlib in IDL. I'll be glad to answer other
questions as well.

--
Robert.M.Candey@gsfc.nasa.gov 1-301-286-6707 (286-1771 fax)
NASA Goddard Space Flight Center, Code 632
Greenbelt MD 20771 USA <http://nssdc.gsfc.nasa.gov/personnel/rcandey/>

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[Message index]

		*.cdf files By: Martin Leitner on Mon, 26 March 2001 00:32
		Re: *.cdf files By: robert.m.candey.1[2] on Mon, 26 March 2001 20:10
		Re: *.cdf files By: Mark Hadfield on Mon, 26 March 2001 13:35
		Re: *.cdf files By: R.Bauer on Mon, 26 March 2001 11:47

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