[esip-semantictech] [EXTERNAL] Re: NASA GCMD Keywords Version 9.0 Released (2019-11-12)

Tue Jan 28 13:44:41 EST 2020

Tyler,

I've just seen emails following up on Siri Jodha's comments.

Thanx..
John

On 1/28/2020 8:51 AM, Stevens, Tyler B. (GSFC-423.0)[Stinger Ghaffarian 
Technologies] wrote:
> All,
>
> This discussion is very timely. I have been tasked in our upcoming 
> Program Increment (PI) to compile a list of data formats and put them 
> forward for an ESO review. This will give the DAACs and others users 
> to provide additional input.  I am going to be looking at the list in 
> the google sheet that you provided below, the actual values in CMR 
> records, and other sources.
>
> Are you all already talking to some of the DAACs about this? I don't 
> want to duplicate efforts here, but rather coordinate them.
>
> Thanks,
>
> Tyler Stevens
> KBR | Senior Discipline Engineer, NASA EED-2
>
> Office: 301-851-8113 | Tyler.B.Stevens at nasa.gov
>
> <https://mail02.ndc.nasa.gov/owa/redir.aspx?C=V8CgRYg3bQhQJTfp1SZy8qz17zr57afdr3RPnU2Q1JJ5D_SfSAfVCA..&URL=http%3a%2f%2fgcmd.nasa.gov%2f>
>
> ------------------------------------------------------------------------
> *From:* esip-semanticweb <esip-semanticweb-bounces at lists.esipfed.org> 
> on behalf of Siri Jodha Khalsa via esip-semanticweb 
> <esip-semanticweb at lists.esipfed.org>
> *Sent:* Monday, January 13, 2020 8:15 AM
> *To:* John Scialdone <jscialdo at ciesin.columbia.edu>; 
> esip-semanticweb at lists.esipfed.org 
> <esip-semanticweb at lists.esipfed.org>; Shannon Leslie 
> <shannon.leslie at nsidc.org>
> *Subject:* [EXTERNAL] Re: [esip-semantictech] NASA GCMD Keywords 
> Version 9.0 Released (2019-11-12)
>
> Hi John,
>
>
> I agree, it would be good to have the DAACs compile their list of 
> formats. Ideally, there would be a shared spreadsheet, where each DAAC 
> would check against what was already there, to avoid have the same 
> format called different things.
>
>
> I've taken the GCMD list and assigned encodings to all that I could 
> identify.  The categories are ASCII, Binary, Image, Library (i.e. 
> associated with a software library like HDF), and Proprietary (which 
> is somewhat of a mixed bag, could be ASCII or Binary, open or closed).
>
>
> The spreadsheet is here: 
> https://docs.google.com/spreadsheets/d/1Lt7hl-_NKbp37FZkQ870b9c9LhlS39ZMq1N-UZdPUp8/edit?usp=sharing 
> <https://urldefense.proofpoint.com/v2/url?u=https-3A__docs.google.com_spreadsheets_d_1Lt7hl-2D-5FNKbp37FZkQ870b9c9LhlS39ZMq1N-2DUZdPUp8_edit-3Fusp-3Dsharing&d=DwMD-g&c=ApwzowJNAKKw3xye91w7BE1XMRKi2LN9kiMk5Csz9Zk&r=ClhE-fOXVws9KIK2m9XESFX-807X65oCtO3rphfxx2E&m=xcSlh_W-AUb3kYKMHNoIRB28B29Cfh63qt6y43A-Q6Y&s=QaiYzqCbDPCVilD-lUozx6KSJlLhK5-w4XZ9WwgiWIw&e=>
>
> Feedback, corrections, additions welcome. I'll give edit permission as 
> requested.
>
>
> Cheers,
>
> SiriJodha
>
>
> On 1/11/20 12:04 AM, John Scialdone wrote:
>> Siri Jodha,
>>
>> We've been kicking around the the Data Format Controlled Vocabulary 
>> list as well. We had a call with Valerie, Tyler and Scott recently 
>> about inconsistencies in this list. One of the goals of this list 
>> (from ARC team review of our metadata) was to help users understand 
>> the software needed to read/use the data. We suggested to add a field 
>> to this structure whereby values such as "ESRI", "Microsoft", "QGIS", 
>> "Adobe", "Google" etc. could be associated with a format. I think it 
>> would be a good exercise for all the DAACs to generate a list of 
>> formats they use and associated s/w, then bring them together over 
>> some telecons, face to face meetings, and thru tracking this effort 
>> via the Earthdata wiki, to eventually help generate a more 
>> well-thought-out list.
>>
>> Thanx..
>> John
>>
>>
>> On 1/10/2020 4:08 PM, Siri Jodha Khalsa via esip-semanticweb wrote:
>>>
>>> I'm curious whether the ESIP semantic community has any opinions on 
>>> these two controlled vocabularies.
>>>
>>> One question I have is why a measurement keyword list was necessary 
>>> when GCMD already has the science keywords (a source for the 
>>> original SWEET). i.e. why not integrate measurements (which are 
>>> represented as variables in the science keywords) into the science 
>>> keywords?
>>>
>>>
>>> the data format list is even more perplexing to me. "incidence angle 
>>> file" is a format? Georeferenced TIFF in addition to GeoTIFF?  DV? 
>>> (digital value?) is a format?  KML as well as OGC KML? ASCII and 
>>> text (what about unicode?) DEM, if this refers to digital elevation 
>>> models with a .DEM extension from USGS, are ASCII files.
>>>
>>>
>>> Many formats are subtypes of other formats listed. Wouldn't a better 
>>> approach be to list the /encodings/ (a much smaller list, which 
>>> would tell users how to read the data with software) and then add 
>>> the conventions that have been applied (e.g. CF for netCDF or GRIB 
>>> for binary). For the encodings list, why not start with mime types?
>>>
>>>
>>> sjs
>>>
>>>
>>> On 11/12/19 5:00 PM, Stevens, Tyler B. (GSFC-423.0)[Stinger 
>>> Ghaffarian Technologies] via esip-semanticweb wrote:
>>>> *
>>>>
>>>> The NASA Global Change Master Directory (GCMD) staff is pleased to 
>>>> announce the release of the GCMD keywords version 9.0. Version 9.0 
>>>> consists of two new keyword schemes: (1) Measurement Name and (2) 
>>>> Granule Data Format.
>>>>
>>>>
>>>> The Measurement Name 
>>>> <https://gcmdservices.gsfc.nasa.gov/kms/concepts/concept_scheme/MeasurementName/?format=csv>list 
>>>> is a preliminary set of (~100) keywords that represent an 
>>>> observable property, usually geophysical, geo-biophysical, 
>>>> physical, or chemical. The Granule Data Format 
>>>> <https://gcmdservices.gsfc.nasa.gov/kms/concepts/concept_scheme/GranuleDataFormat/?format=csv>list 
>>>> of keywords represent the format of the data that is distributed by 
>>>> the data center.
>>>>
>>>> The keywords help facilitate the classification and discovery of 
>>>> Earth Science data by providing a rich vocabulary for 
>>>> characterizing the data. The GCMD keywords are used by hundreds of 
>>>> data providers worldwide for categorizing the ~33,000 records 
>>>> stored in theCommon Metadata Repository 
>>>> <http://earthdata.nasa.gov/cmr>.
>>>>
>>>> For more information about the keywords and how to access them, 
>>>> please visit theKeyword Landing Page. 
>>>> <https://earthdata.nasa.gov/about/gcmd/global-change-master-directory-gcmd-keywords>Questions 
>>>> about the keywords can be submitted to support at earthdata.nasa.gov 
>>>> <mailto:support at earthdata.nasa.gov>or directed to Valerie Dixon at 
>>>> valerie.dixon at nasa.gov <mailto:valerie.dixon at nasa.gov>.*
>>>>
>>>> _______________________________________________
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>>> -- 
>>> Siri-Jodha Singh KHALSA, Ph.D., SMIEEE
>>> National Snow and Ice Data Center
>>> University of Colorado
>>> Boulder, CO 80309-0449 Phone: 1-303-492-1445 GV: 1-303-736-9976
>>> http://cires.colorado.edu/~khalsa 
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>>>
>>>
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>>
>> -- 
>> John Scialdone
>> Manager, Data Center Services: NASA Socioeconomic Data and 
>> Applications Center (SEDAC)
>> Project Lead: Jamaica Bay Research and Management Information Network 
>> (JBRMIN)
>> Project Lead: Jamaica Bay & Sandy Hook BioBlitz Events
>> --------------------------------------------------------------------------------------
>> Center for International Earth Science Information Network (CIESIN)
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>> Lamont-Doherty Earth Observatory (LDEO)
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> -- 
> Siri-Jodha Singh KHALSA, Ph.D., SMIEEE
> National Snow and Ice Data Center
> University of Colorado
> Boulder, CO 80309-0449 Phone: 1-303-492-1445 GV: 1-303-736-9976
> http://cires.colorado.edu/~khalsa 
> <https://urldefense.proofpoint.com/v2/url?u=http-3A__cires.colorado.edu_-7Ekhalsa&d=DwMD-g&c=ApwzowJNAKKw3xye91w7BE1XMRKi2LN9kiMk5Csz9Zk&r=ClhE-fOXVws9KIK2m9XESFX-807X65oCtO3rphfxx2E&m=xcSlh_W-AUb3kYKMHNoIRB28B29Cfh63qt6y43A-Q6Y&s=4uH7x32R--uu7bkdU_pCVM_VKt4jdBP9sQCUUkvRd8U&e=>
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-- 
John Scialdone
Manager, Data Center Services: NASA Socioeconomic Data and Applications 
Center (SEDAC)
Project Lead: Jamaica Bay Research and Management Information Network 
(JBRMIN)
Project Lead: Jamaica Bay & Sandy Hook BioBlitz Events
--------------------------------------------------------------------------------------
Center for International Earth Science Information Network (CIESIN)
Earth Institute @ Columbia University
Lamont-Doherty Earth Observatory (LDEO)
61 Route 9W, PO Box 1000, Palisades, New York 10964 USA
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