Data Quality Measures (DQM)

Data Quality Measures (DQM) Version 1.2.0

UML diagram of packages from Data Quality Measures (DQM) in the dqm namespace
Figure 1. Classes in the dqm namespace

Description

Data Quality Measures (DQM) is an XML Schema implementation of abstract classes for ISO 19157, Geographic Information - Data Quality. It includes elements for defining geometry and functions for coverages. The XML schema was encoded using the encoding rules defined in ISO 19118, ISO 19139.

XML Namespace for Data Quality Measures (DQM) Version: 1.2

The namespace URI for Data Quality [abstract classes] (DQM) Version 1.2.0 is https://schemas.isotc211.org/19157/-/dqm/1.2.

XML Schema for Data Quality Measures (DQM) Version 1.2.0

dqm.xsd is the XML Schema document to be referenced by XML documents containing XML elements in the dqm namespace or by XML Schema documents importing the dqm 1.2 namespace. This XML schema includes (indirectly) all the implemented concepts of the dqm namespace, but it does not contain the declaration of any types.

https://schemas.isotc211.org/19157/-/dqm/1.2.0/qualityMeasures.xsd implements the UML conceptual schema defined in ISO 19157, Geographic Information - Data Quality. It was created using the encoding rules defined in ISO 19118, ISO 19139.

  • DQM_BasicMeasure

  • DQM_Description

  • DQM_Measure

  • DQM_MeasureCatalogue

  • DQM_Parameter

  • DQM_RegisteredDataQualityBasicMeasure

  • DQM_RegisteredDataQualityMeasure

  • DQM_RegisteredDataQualityParameter

  • DQM_SourceReference

  • DQM_ValueStructure

The DQM 1.2.0 imports these other namespaces:

Name Standard Prefix Namespace Location Schema Location

Geographic Common Objects

gco

https://schemas.isotc211.org/19103/-/gco/1.2.0

gco.xsd

Feature Catalogue Common

fcc

https://schemas.isotc211.org/19110/-/fcc/2.2

fcc.xsd

General Feature Catalogue

gfc

https://schemas.isotc211.org/19110/-/gfc/2.2

gfc.xsd

CITation and responsibility

cit

https://schemas.isotc211.org/19115/-1/cit/1.3

cit.xsd

Metadata Common Classes

mcc

https://schemas.isotc211.org/19115/-1/mcc/1.3

mcc.xsd

Working Versions

When revisions to these schema become necessary, they will be managed in the ISO TC211 Git Repository.