Is it reasonable to have the checkers (and people) consider that any time the Counts modifer is used, that dimensionless or 1 becomes acceptable as the units?
john
On Feb 23, 2011, at 10:56, Lowry, Roy K. wrote:
> Hi Karl,
>
> Christina's problem is because her usage of standard name modifier is changing the canonical units from those of the unmodified Standard Name. Only solutions I can see are either to omit the Standard Name from this channel or set up a new Standard Name for raw chorophyll as counts. The latter seems to me to be not be as easy as it sounds. Any other opinions?
>
> Cheers, Roy.
> From: cf-metadata-bounces at cgd.ucar.edu [cf-metadata-bounces at cgd.ucar.edu] On Behalf Of Karl Taylor [taylor13 at llnl.gov]
> Sent: 23 February 2011 17:54
> To: cristina.tronconi at artov.isac.cnr.it
> Cc: cf-metadata at cgd.ucar.edu
> Subject: Re: [CF-metadata] help
>
> Hi Chritina,
>
> For dimensionless variables, you can either omit the units attribute or set it to "1". I don't understand why this error is raised. Did you assign a "standard_name" to CHL_count? If so, what did you assign?
>
> thanks,
> Karl
>
> On 2/23/11 6:48 AM, cristina.tronconi at artov.isac.cnr.it wrote:
>>
>> Hello,
>> I have a problem. iN MY NETCDF FILE I define the CHL_count variable.
>> it is a dimensionless variable.
>> I used the "standard name modifier: COUNT" for the variable CHL.
>>
>> for IT I define: units="1" as indicated in the Appendix C of the
>> "cf-conventions1_4.pdf".
>>
>> but the cf checker gives me this error:
>>
>> ------------------
>> Checking variable: CHL_count
>> ------------------
>> ERROR (3.1): Units are not consistent with those given in the
>> standard_name table.
>>
>> WHAT SHOULD I PUT FOR THE ATTRIBUTE UNITS FOR THE CHL_COUNT VARIABLE?
>> IT IS DIMENSIONLESS!
>>
>> THANKS IN ADVANCE
>>
>> CRISTINA TRONCONI
>>
>>
>> -------------------------------------------------------------------
>> Cristina Tronconi
>> Istituto di Scienze dell'Atmosfera e del Clima - sezione di Roma
>> Consiglio Nazionale delle Ricerche
>> Via Fosso del Cavaliere 100
>> 00133 Roma, Italy
>> Tel: +39 06 49934342
>> cell: '39 349 1242954
>> Fax: +39 06 20660291
>> e-mail: cristina.tronconi at artov.isac.cnr.it
>>
>>
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>
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John Graybeal <mailto:jgraybeal at ucsd.edu>
phone: 858-534-2162
Product Manager
Ocean Observatories Initiative Cyberinfrastructure Project:
http://ci.oceanobservatories.org
Marine Metadata Interoperability Project:
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