DQ Element

From Federation of Earth Science Information Partners


Elements Domain Definition and Recommended Practice Examples
1 mdq:standaloneQualityReportDetails 0..1 gco:CharacterString Clause in the standaloneQualityReport where this data quality element or any related data quality element (original results in case of derivation or aggregation) is described
2 mdq:measure 0..1 mdq:DQ_MeasureReference Description of the data quality measure applied to assure quality.
3 mdq:evaluationMethod 0..1 mdq:DQ_EvaluationMethod Description of the evaluation method.
4 mdq:result 1..* mdq:DQ_Result Data quality report.
5 mdq:derivedElement 0..* mdq:DQ_Element Only applicable if DQ_Element is of type DQ_Metaquality

Element Types

DQ_Element Types

DQ_Element is an abstract object it will be replaced in the XML representation by one of the choices shown in the Figure and defined below

Data Quality Element Data Quality Sub-Element / Definition
DQ_Completeness presence and absence of features, their attributes and their relationships
DQ_CompletenessComission excess data present in the dataset, as described by the scope
DQ_CompletenessOmission data absent from the dataset, as described by the scope
DQ_LogicalConsistency degree of adherence to logical rules of data structure, attribution and relationships (data structure can be conceptual, logical or physical)
DQ_ConceptualConsistency adherence to rules of the conceptual schema
DQ_DomainConsistency adherence of values to the value domains
DQ_FormatConsistency degree to which data is stored in accordance with the physical structure of the dataset, as described by the scope
DQ_TopologicalConsistency correctness of the explicitly encoded topological characteristics of the dataset as described by the scope
DQ_PositionalAccuracy accuracy of the position of features
DQ_AbsoluteExternalPositionalAccuracy closeness of reported coordinate values to Use obligation from Use maximum values accepted as or being true referencing object occurrence from referencing object
DQ_RelativeInternalPositionalAccuracy closeness of the relative positions of features in the scope to their respective relative positions accepted as or being true
DQ_GriddedDataPositionalAccuracy closeness of gridded data position values accepted as or being true
DQ_TemporalQuality accuracy of the temporal attributes and temporal relationships of features
DQ_AccuracyOfATimeMeasurement correctness of the temporal references of an item (reporting of error in time measurement)
DQ_TemporalConsistency correctness of ordered events or sequences, if reported
DQ_TemporalValidity validity of data specified by the scope with respect to time
DQ_ThematicAccuracy accuracy of quantitative attributes and the correctness of non-quantitative attributes and of the classifications of features and their relationships
DQ_ThematicClassificationCorrectness comparison of the classes assigned to features or their attributes to a universe of discourse
DQ_NonQuantitativeAttributeAccuracy correctness of non-quantitative attributes
DQ_QuantitativeAttributeAccuracy accuracy of quantitative attributes
DQ_UsabilityElement degree of adherence of a dataset to a specific set of requirements
DQ_Metaquality information about the reliability of data quality results
DQ_Confidence trustworthiness of a data quality result
DQ_Homogeneity expected or tested uniformity of the results obtained for a data quality evaluation
DQ_Representativity degree to which the sample used has produced a result which is representative of the data within the data quality scope

ISO Legend

Possible Parent Elements

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