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[netCDFJava #QAX-163810]: Data Value Discrepancies Between Netcdf 4.2 and 4.3

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  • Subject: [netCDFJava #QAX-163810]: Data Value Discrepancies Between Netcdf 4.2 and 4.3
  • Date: Fri, 17 Jan 2014 08:32:24 -0700
Very likely!

> John,
> I have found some projects that were utilizing a netcdf java 4.0 jar. Would 
> that version be subject to the same behavior we are discussing? thanks,
> 
> Sincerely
> Kevin
> 
> -----Original Message-----
> From: Ray, Kevin M
> Sent: Thursday, January 16, 2014 12:43 PM
> To: 'address@hidden'
> Subject: RE: [netCDFJava #QAX-163810]: Data Value Discrepancies Between 
> Netcdf 4.2 and 4.3
> 
> John,
> Here is a RUC file and associated gbx file for which data values were found 
> to differ. Please let me know if you require anything else,
> 
> Kevin
> 
> -----Original Message-----
> From: Unidata netCDF Java Support [mailto:address@hidden]
> Sent: Thursday, January 16, 2014 12:41 PM
> To: Ray, Kevin M
> Cc: address@hidden
> Subject: [netCDFJava #QAX-163810]: Data Value Discrepancies Between Netcdf 
> 4.2 and 4.3
> 
> > John,
> > Thank you for getting back.
> >
> > I will take your advice and start the process of updating our netcdf-java 
> > dependencies to version 4.3.
> >
> > In the meantime would you mind examining a specific file to hopefully 
> > diagnose the nature of the discrepancies? I have been copying the file 
> > using custom java code (adhering to the previously referenced tutorials) 
> > and the netcdf tools UI jar (versions 4.2 and 4.3). My verification process 
> > has been bringing the file's data into MATLAB using the freely available 
> > nctoolbox. The data values brought into MATLAB were compared to the data 
> > values parsed by the custom java code by dumping data values into a csv 
> > file, and found to match in all instances. What did not match was the data 
> > values between original files and those that had been copied using a 4.3 
> > netcdf jar.
> >
> > I'm afraid that I do not have immediate access to an independent 
> > verification process for the files under consideration, but I will look 
> > around and try to see if there is one available. In the meantime what would 
> > be the best way for me to get these files to you? Thanks!
> 
> if too big for email, could use an ftp or web server or dropbox?
> 
> 
> Ticket Details
> ===================
> Ticket ID: QAX-163810
> Department: Support netCDF Java
> Priority: Normal
> Status: Open
> 
> 


Ticket Details
===================
Ticket ID: QAX-163810
Department: Support netCDF Java
Priority: Normal
Status: Open