MD Keywords
From Earth Science Information Partners (ESIP)
mri:MD_Keywords
| Elements | Domain | Definition and Recommended Practice | Examples | ||
|---|---|---|---|---|---|
| 1 | mri:keyword | 1..* | gco:CharacterString | Vocabulary terms that describe the general science categories, general location, organizations, projects, platforms, instruments associated with the resource. Highly recommend using NASA GCMD keywords. | Earth Science > Oceans > Ocean Temperature > Sea Surface Temperature |
| 2 | mri:type | 0..1 | mri:MD_KeywordTypeCode | Subject matter used to group similar keywords. Use 'theme' for scientific categories, 'place' for locations, etc. Group keywords by themes and authoritative thesaurus. | MD_KeywordTypeCode: theme
|
| 3 | mri:thesaurusName | 0..1 | cit:CI_Citation | The citation of the authoritative keyword resource. If the keywords are not supported by an authority, then include a gco:nilReason attribute in the thesaurusName field or write "None" in the citation title field. | http://www.ngdc.noaa.gov/docucomp/227737d0-428b-11df-9879-0800200c9a66.guide |
| 4 | mri:keywordClass | 0..1 | mri:MD_KeywordClass | ||
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