Data Understanding - Mandatory if Applicable (FGDC)
FGDC Mandatory if Applicable
The FGDC Content Standard for Digital Geospatial Metadata includes many fields related to data understanding. These are generally labeled "Mandatory if Applicable". In the graphical representation of the standard, these are green fields included in yellow or green sections.
Source: CSDGM Graphical RepresentationConcept | Description | Dialect (Fit) Paths |
---|---|---|
Attribute Accuracy Report | An explanation of the accuracy of the identification of the entities and assignments of values in the data set and a description of the tests used | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:ataccy/fgdc:attarp ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_NonQuantitativeAttributeCorrectness/mdq:result/mdq:DQ_DescriptiveResult/mdq:statement ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_QuantitativeAttributeAccuracy/mdq:result/mdq:DQ_DescriptiveResult/mdq:statement |
Attribute Accuracy Value | An estimate of the accuracy of the identification of the entities and assignments of attribute values in the data set | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:ataccy/fgdc:quan/fgdc:attval ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_NonQuantitativeAttributeCorrectness/mdq:result/mdq:DQ_QuantitativeResult/mdq:value ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_QuantitativeAttributeAccuracy/mdq:result/mdq:DQ_QuantitativeResult/mdq:value |
Attribute Accuracy Explanation | The identification of the test that yielded the Attribute Accuracy Value. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:ataccy/fgdc:quan/fgdc:attexp ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_NonQuantitativeAttributeCorrectness/mdq:evaluationMethod/mdq:DQ_EvaluationMethod/mdq:evaluationMethodDescription |
Logical Consistency Report | An explanation of the fidelity of relationships in the data set and tests used. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:logcon ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_ConceptualConsistency/mdq:result/mdq:DQ_DescriptiveResult/mdq:statement ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_DomainConsistency/mdq:result/mdq:DQ_DescriptiveResult/mdq:statement ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_FormatConsistency/mdq:result/mdq:DQ_DescriptiveResult/mdq:statement ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_TopologicalConsistency/mdq:result/mdq:DQ_DescriptiveResult/mdq:statement |
Horizontal Positional Accuracy Report | An explanation of the accuracy of the horizontal coordinate measurements and a description of the tests used. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:comprep ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_AbsoluteExternalPositionalAccuracy/mdq:result/mdq:DQ_DescriptiveResult/mdq:statement |
Horizontal Positional Accuracy Value | An estimate of the accuracy of the horizontal coordinate measurements in the data set expressed in (ground) meters. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:posaccy/fgdc:hpaccy/fgdc:qhpaccy/fgdc:hpaccyv ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_AbsoluteExternalPositionalAccuracy/mdq:result/mdq:DQ_QuantitativeResult/mdq:value |
Horizontal Positional Accuracy Explanation | The identification of the test that yielded the Horizontal Positional Accuracy Value. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:posaccy/fgdc:hpaccy/fgdc:qhpaccy/fgdc:hpaccyx ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_AbsoluteExternalPositionalAccuracy/mdq:evaluationMethod/mdq:DQ_EvaluationMethod/mdq:evaluationMethodDescription |
Vertical Positional Accuracy Report | An explanation of the accuracy of the vertical coordinate measurements and a description of the tests used. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:posaccy/fgdc:vpaccy/fgdc:vpaccyr ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_AbsoluteExternalPositionalAccuracy/mdq:result/mdq:DQ_DescriptiveResult/mdq:statement |
Vertical Positional Accuracy Value | an estimate of the accuracy of the vertical coordinate measurement in the data set expressed in (ground) meters. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:posaccy/fgdc:vpaccy/fgdc:qvpaccy/fgdc:vpaccyv ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_AbsoluteExternalPositionalAccuracy/mdq:result/mdq:DQ_QuantitativeResult/mdq:value |
Vertical Positional Accuracy Explanation | The identification of the test that yielded the Vertical Positional Accuracy Value. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:posaccy/fgdc:vpaccy/fgdc:qvpaccy/fgdc:vpaccyx ISO-1 /mdb:MD_Metadata/mdb:dataQualityInfo/mdq:DQ_DataQuality/mdq:report/mdq:DQ_AbsoluteExternalPositionalAccuracy/mdq:evaluationMethod/mdq:DQ_EvaluationMethod/mdq:evaluationMethodDescription |
Source Citation | Reference to the processing input source. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:srcinfo/fgdc:srccite ISO /*/gmd:dataQualityInfo/gmd:DQ_DataQuality/gmd:lineage/gmd:LI_Lineage/gmd:source/gmd:LI_Source/gmd:sourceCitation/gmd:CI_Citation ISO /*/gmd:dataQualityInfo/gmd:DQ_DataQuality/gmd:lineage/gmd:LI_Lineage/gmd:processStep/gmd:LI_ProcessStep/gmd:source/gmd:LI_Source/gmd:sourceCitation/gmd:CI_Citation ISO-1 /mdb:MD_Metadata/mdb:resourceLineage/mrl:LI_Lineage/mrl:source/mrl:LE_Source/mrl:sourceCitation/cit:CI_Citation ISO-1 /mdb:MD_Metadata/mdb:resourceLineage/mrl:LI_Lineage/mrl:processStep/mrl:LE_ProcessStep/mrl:source/mrl:LE_Source/mrl:sourceCitation/cit:CI_Citation |
Media | Media on which the resource is available | DIF /dif:DIF/dif:Distribution/dif:Distribution_Media FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:sinfo/fgdc:type ISO /*/gmd:distributionInfo/gmd:MD_Distribution/gmd:transferOptions/gmd:MD_DigitalTransferOptions/gmd:offLine/gmd:MD_Medium/gmd:name/gmd:MD_MediumNameCode ISO /*/gmd:distributionInfo/gmd:MD_Distribution/gmd:distributor/gmd:MD_Distributor/gmd:distributorTransferOptions/gmd:MD_DigitalTransferOptions/gmd:offLine/gmd:MD_Medium/gmd:name/gmd:MD_MediumNameCode ISO-1 /mdb:MD_Metadata/mdb:distributionInfo/mrd:MD_Distribution/mrd:transferOptions/mrd:MD_DigitalTransferOptions/mrd:offLine/mrd:MD_Medium/mrd:name/cit:CI_Citation/cit:title/gco:CharacterString SERF /serf:SERF/serf:Distribution/serf:Distribution_Media |
Source Time Period | Time period for which the source data set corresponds to the ground. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:sinfo/fgdc:stime |
Source Citation Abbreviation | Short-form alias for the source citation. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:sinfo/fgdc:abbr |
Source Description | Detailed description of the source. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:sinfo/fgdc:contrib ISO /*/gmd:dataQualityInfo/gmd:DQ_DataQuality/gmd:lineage/gmd:LI_Lineage/gmd:source/gmd:LI_Source/gmd:description ISO-1 /mdb:MD_Metadata/mdb:resourceLineage/mrl:LI_Lineage/mrl:source/mrl:LI_Source/mrl:description |
Process Step Description | Description of the event, including related parameters or tolerances. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:procstep/fgdc:procdesc ISO /*/gmd:dataQualityInfo/gmd:DQ_DataQuality/gmd:lineage/gmd:LI_Lineage/gmd:processStep/gmd:LI_ProcessStep/gmd:description ISO-1 /mdb:MD_Metadata/mdb:resourceLineage/mrl:LI_Lineage/mrl:processStep/mrl:LI_ProcessStep/mrl:description |
Source Used | The source used in the processing step. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:procstep/fgdc:srcused ISO /*/gmd:dataQualityInfo/gmd:DQ_DataQuality/gmd:lineage/gmd:LI_Lineage/gmd:processStep/gmd:LI_ProcessStep/gmd:source/gmi:LE_Source/gmd:description ISO-1 /mdb:MD_Metadata/mdb:resourceLineage/mrl:LI_Lineage/mrl:processStep/mrl:LI_ProcessStep/mrl:source/mrl:LI_Source/mrl:description |
Process Step Time | Date, time, range or period of process step. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:procstep/fgdc:procdate ISO /*/gmd:dataQualityInfo/gmd:DQ_DataQuality/gmd:lineage/gmd:LI_Lineage/gmd:processStep/gmd:LI_ProcessStep/gmd:dateTime ISO-1 /mdb:MD_Metadata/mdb:resourceLineage/mrl:LI_Lineage/mrl:processStep/mrl:LI_ProcessStep/mrl:stepDateTime |
Source Produced | The source produced from the process step. | FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:procstep/fgdc:srcprod ISO /gmi:MI_Metadata/gmd:dataQualityInfo/gmd:DQ_DataQuality/gmd:lineage/gmd:LI_Lineage/gmd:processStep/gmi:LE_ProcessStep/gmi:output ISO-1 /mdb:MD_Metadata/mdb:resourceLineage/mrl:LI_Lineage/mrl:processStep/mrl:LE_ProcessStep/mrl:output |
Processor | Identification of, and means of communication with, person(s) and organisation(s) associated with the process step. | ECHO /*/echo:ProcessingCenter ECS /*/ecs:ProcessingCenter FGDC /fgdc:metadata/fgdc:dataqual/fgdc:lineage/fgdc:procstep/fgdc:proccont ISO /*/gmd:dataQualityInfo/gmd:DQ_DataQuality/gmd:lineage/gmd:LI_Lineage/gmd:processStep/gmd:LI_ProcessStep/gmd:processor ISO-1 /mdb:MD_Metadata/mdb:resourceLineage/mrl:LI_Lineage/mrl:processStep/mrl:LI_ProcessStep/mrl:processor |
xPath Note: The xPaths included in this table use several wildcards. // means any path, so //gmd:CI_ResponsibleParty indicates a gmd:CI_ResponsibleParty anywhere in an XML file. /*/ indicates a single level with several possible elements. This usually indicates one of several concrete realizations of an abstract object. For example /*/gmd:identificationInfo could be gmd:MD_Metadata/gmd:identificationInfo or gmi:MI_Metadata/gmd:identificationInfo and gmd:identificationInfo//*/gmd:descriptiveKeywords could be gmd:identificationInfo/gmd:MD_DataIdentification/gmd:descriptiveKeywords or gmd:identificationInfo/srv:SV_ServiceIdentification/gmd:descriptiveKeywords. Fit: The fit of the dialect path with the concept is estimated on a scale of 1 = excellent two-way fit, 2 = one-way fit or some other problem, 3 - extension required