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- GeographicDescription; and
- GeographicBoundingBox or BoundingPolygon.
The GeographicDescription is required to give a clear, textual description of the data set's geographical extent.
The inclusion of a bounding box or polygon is a good practice in the GIS world. They are useful for applications that represent the data graphically, to set the initial window size. They are also facilitate the evaluation of the geographical coverage of a data set without having to parse and decode the full data set.
Geographic Description
Requirement | Reference | DS-META-007 |
Element Name | Geographical extent of the data set | |
Obligation / Condition | Mandatory. One of the three options must be provided. | |
Multiplicity | 1..* | |
ISO 19115 (2003) | Number | 349 |
Name | geographicIdentifier | |
Definition | identifier used to represent a geographic area | |
XPath | gmd:MD_Metadata/gmd:identificationInfo/gmd:MD_DataIdentification/gmd:extent/gmd:EX_Extent/gmd:geographicElement/gmd:EX_GeographicDescription/gmd:MD_Identifier/gmd:code/gco:CharacterString | |
Data type | CharacterString | |
Domain | Free Text | |
Example | Belgium and Luxembourg | |
Implementing Instructions | - | |
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