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20000927: getting netCDF data into MATLAB

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  • Subject: 20000927: getting netCDF data into MATLAB
  • Date: Thu, 28 Sep 2000 08:46:59 -0600
Martin,

> To: address@hidden
> From: Martin Vill <address@hidden>
> Subject: netCDFPerl
> Organization: UCAR/Unidata
> Keywords: 200009281313.e8SDDJb03929

The above message contained the following:

> Hello Steve
> I am an austrian student and currently working in my master's thesis
> with aircraft data (NCAR Electra aircraft - MAP SOP 1999). This data I
> have available in a net CDF format (you can view the original
> 803rf04.cdf file at the URL
> http://raf.atd.ucar.edu/Projects/MAP/ftp_log.html, I didn't dare to send
> you such a huge file). I am only interested in a few parameters and with
> those parameters I only can work under MATLAB if they are organised in
> rows and lines (each row another parameter, each line another value
> measured the following second). For this purpose I first of all cut the
> header (manually scrolling and pasting and deleting) where all the
> parameter information is listed. The result was a netCDF file with data
> only. From this file I extracted (with a Perl Program) all the
> parameters I intend to use and organised them as described in lines and
> rows (see the attachment file data_only.form as the result). Today I
> fell on the
> URL http://www.unidata.ucar.edu/packages/netcdf-perl/README and read
> about netCDFPerl and asked myself if with its help there isn't a much
> simplier possibility reaching my aim (a file organised like
> data_only.form).
> 
> Please could you try to answer my questions:
> a) Which method (more automatically I did) I can use to cut the header
> from the data only part having the data only part left?
> 
> b) Is there a simplier procedure than writing a whole Perl program to
> have the data (or only a few selctable parameters) organised in rows and
> lines as I described earlier?

I suggest that you look into using the MATLAB interface for netCDF.
It's available at the following URL

    http://crusty.er.usgs.gov/mexcdf.html

Regards,
Steve Emmerson   <http://www.unidata.ucar.edu>