Re: [CF-metadata] standard names for stations

2011-09-16 Thread Jonathan Gregory
Dear Nan, John, Jeff I think variable attributes are generally better than global attributes, because it's possible or indeed likely that you might have data from different sources in the same file. I prefer data variables to describe themselves. We can provide global attributes as a default for

Re: [CF-metadata] standard names for stations

2011-09-16 Thread Lowry, Roy K.
Hi Jonathan, My vote would go to something that is both human and machine-readable. There are standards designed for this such as JSON. Some might consider this comes down on the side of the machine more than the human, but I find once I get my in I can read JSON much easier than XML. If

Re: [CF-metadata] standard names for stations

2011-09-16 Thread Kennedy, Paul
For what it is worth, we migrated a lot of our systems metadata and config to JSON and it works like a charm. The primary reason was to enable humans and computers to co exist better. We tried XML but JSON won the day for us. Regards Pk - Original Message - From:

Re: [CF-metadata] Request for a region standard_name

2011-09-16 Thread Jonathan Gregory
Dear Jim Following Don's comment, if you'd be happy with a standard region name of contiguous_united_states, and since no-one else has objected, I think we should agree to that. (We can omit of_america; I would expect people to know where the united_kingdom is without

Re: [CF-metadata] standard names for stations

2011-09-16 Thread John Caron
Heres a few comments on this discussion from my POV: 1) to summarize whats already in CF1.6: section A9.2: It is strongly recommended that there should be a station variable (which may be of any type) with the attribute cf_role=”timeseries_id”, whose values uniquely identify the stations. It

Re: [CF-metadata] Ragged Arrays?

2011-09-16 Thread Jonathan Gregory
Dear Chris I was hoping that someone else might respond to this, because there was a discussion not so long ago on this email list about a similar issue. I'm working on a format for storing the output from a particle tracking model. Once we're happy with it, we'll post here for feedback, but

Re: [CF-metadata] use of volume_* and *_optical_thickness in variable names

2011-09-16 Thread Jonathan Gregory
Dear Markus Welcome to CF. 1) To what degree are qualifications part of the standard_name? In the guidelines for constructing standard_names, qualifications such as _in_air or _due_to_dry_aerosol are separated from the standard name, while they are included with some standard_names in the

Re: [CF-metadata] Request for a region standard_name

2011-09-16 Thread Jim Biard
Jonathan, I'm fine with contiguous_united_states_of_america or contiguous_united_states. Jim On 9/16/2011 11:54 AM, Jonathan Gregory wrote: Dear Jim Following Don's comment, if you'd be happy with a standard region name of contiguous_united_states, and since no-one else has objected, I