Data Quality Measures (DQM)
Data Quality Measures (DQM) Version: 1.0
Description
DQM 1.0 is an XML Schema implementation derived from ISO 19157, Geographic Information - Data Quality, Clause 6.5. It includes elements for describing data quality measures. The XML schema was encoded using the rules described in ISO/TS 19139:2007, Clause 8 and implementation approach from ISO/TS19115-3, Clause 8.
Sample XML files for dqm 1.0
CodeLists for dqm 1.0
XML Namespace for dqm 1.0
The namespace URI for dqm 1.0 is http://standards.iso.org/iso/19157/-2/dqm/1.0
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XML Schema for dqm 1.0
dqm.xsd is the XML Schema document to be referenced by XML documents containing XML elements in the dqm 1.0 namespace or by XML Schema documents importing the dqm 1.0 namespace. This XML schema includes (indirectly) all the implemented concepts of the dqm namespace, but it does not contain the declaration of any types.
Related XML Schema for dqm 1.0
qualityMeasures.xsd implements the UML conceptual schema defined in ISO 19157, Geographic Information - Data Quality, Clause 6.5. It was created using the encoding rules defined in ISO 19118, ISO 19139, and the implementation approach described in ISO 19115-3 and contains the following classes (codeLists are bold): DQM_BasicMeasure, DQM_Description, DQM_Measure, DQM_MeasureCatalogue, DQM_Parameter, DQM_RegisteredDataQualityBasicMeasure, DQM_RegisteredDataQualityMeasure, DQM_RegisteredDataQualityParameter, DQM_SourceReference, and DQM_ValueStructure
Related XML Namespaces for dqm 1.0
The dqm 1.0 namespace imports these other namespaces:
Name | Standard Prefix | Namespace Location | Schema Location |
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CATalogue |
cat |
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Geographic COmmon |
gco |
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Metadata Common Classes |
mcc |
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Procedures for Registration |
pre |
Schematron Validation Rules for dqm 1.0
Schematron rules for validating instance documents of the dqm 1.0 namespace are in dqm.sch. Other schematron rule sets that are required for a complete validation are: cat.sch, mcc.sch, pre.sch, gco.sch, cat.sch, mcc.sch, and pre.sch
Working Versions
When revisions to these schema become necessary, they will be managed in the ISO TC211 Git Repository.