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National Coastal Data Development Center A division of the National Oceanographic Data Center Please a list of participants at each location to

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Presentation on theme: "National Coastal Data Development Center A division of the National Oceanographic Data Center Please a list of participants at each location to"— Presentation transcript:

1 National Coastal Data Development Center A division of the National Oceanographic Data Center Please email a list of participants at each location to ncddcmetadata@noaa.gov Also Email questions for the Q&A session to ncddcmetadata@noaa.gov Introduction to Geospatial Metadata – ISO 191** Metadata

2 Series Materials - ftp://ftp.ncddc.noaa.gov/pub/Metadat a/Online_ISO_Training/Intro_to_ISO/ NOAA EDM Wiki ( ) - https://geo- ide.noaa.gov/wiki/index.php?title=Mai n _Page Workbooks - http://www.ncddc.noaa.gov/metadata- standards/ ISO Resources

3 Validating ISO Metadata Standards

4 Tools for Validation Schemas NameSpaces Schematrons

5 XML Schemas Defines the structure, content, and some semantics of XML documents Pattern that represents the data’s model and defines the objects, attributes, and relationships Defines the rules for the structure and content of an XML document

6 Which schema do I use? Use the schema reference at http://www.ngdc.noaa.gov/metadata/publ ished/xsd/schema.xsd – MD_Metadata root (19115) is found at gmd.xsd – MI_Metadata root (19115-2) is found at gmi.xsd – FC_FeatureCatalogue root (19110) is found at gfc.xsd Use biological schema set to document biological records (extends either MD or MI Metadata)

7 insert text insert text xmlns:gmi=“http://www.isotc211.org/2005/gmi” xmlns:gmd=“http://www.isotc211.org/2005/gmd” xmlns:gco="http://www.isotc211.org/2005/gco" Namespaces These codes are called namespaces. The namespace is a container providing context and rules for items. A definition of a term may change, depending on what namespace is applied.

8 Validation Tips <gmi:MI_Metadata xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns:gco= “http://www.isotc211.org/2005/gco” xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:srv="http://www.isotc211.org/2005/srv" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:gsr="http://www.isotc211.org/2005/gsr" xmlns:gss="http://www.isotc211.org/2005/gss" xmlns:gts="http://www.isotc211.org/2005/gts" xmlns:gmx="http://www.isotc211.org/2005/gmx" xmlns:gmi="http://www.isotc211.org/2005/gmi" xsi:schemaLocation="http://www.isotc211.org/2005/gmi http://www.ngdc.noaa.gov/metadata/published/xsd/schema.xsd">

9 Schematrons Used in conjunction with schemas Checks for additional validation that the schema cannot check – Content such as west bounding coordinate is west of the east bounding coordinate Delivers human-readable error messages

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13 Online Validation Help ISO Validation FYI – https://geo- ide.noaa.gov/wiki/index.php?title=ISO_Va lidation Validation Error Guidance for both XMLSpy and oXygen – https://geo- ide.noaa.gov/wiki/index.php?title=Validat ion_Error_Guidance Online Validation – https://www.ngdc.noaa.gov/docucomp/r ecordServices

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15 Exercise Metadata to Fix – ftp://ftp.ncddc.noaa.gov/pub/Meta data/Online_ISO_Training/Intro_to_ ISO/exercises/metadata2fix1.xml Open record above in Spy or oXygen Apply correct schema Check namespaces Check validation

16 Q & A Email questions for the Q&A session to ncddcmetadata@noaa.gov


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