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Lineage

Name Lineage
Definition Statement on process history and/or overall quality of the spatial dataset.
Obligation
  • dataset or dataset series: mandatory
  • service: not applicable.
Multiplicity [1]
Example Pursuant to the State Survey and Real Property Cadastre Act, the State Geodetic Administration is responsible to establish and maintain the Register of geographical names (Gazetteer). The Gazetteer of the Republic of Croatia is created on the basis of official maps and other official registers and data resources (names of counties, cities and municipalities from the Official Gazette, names of inhabited places from the SGA Register of Spatial Units, the Ministry of Transport Register of Airports etc.). The Gazetteer is being created since 2004 and now contains geographic names corresponding to map scale 1:200000. The Gazetteer is created in accordance with the INSPIRE data specification for geographic names. Quality control is assured through checks within the name collection procedure and comparisons with other available originals. Quality control is also assured through an online web user interface (http://rgi.dgu.hr) which serves as a place to submit public proposals for changes of existing geographic names of entering new geographic name in the Gazetteer. The Gazetteer of the Republic of Croatia is in use as official document. The Gazetteer also has an international role, since it is published through the EuroGeographics EuroGeoNames system and has been submitted to the UN as a national document (UNGEGN - Gazetter of the Republic of Croatia).
These metadata must document all available relevant information giving a complete picture of data source origin and quality of the data source. Only one lineage metadata element can be documented for one data source. Questions needed to be answered are: Why? How? When? and similar questions about data source realisation. Awareness of resource quality is crucial for improving data interoperability, which is why as many relevant information as possible should be stated. Information about data resource quality control must be indicated, if there are any, and described if quality is assured in another way. It needs to be stated if that is the official version of data (if there are several versions), and if data have legal validity.

Tehnical data
 
INSPIRE equivalent Lineage
Comparison with INSPIRE equivalent
ISO equivalent [83] statement
Comparison with ISO equivalent
XPath dataQualityInfo/*/lineage/*/statement
Data type character string
Domain free text
Implementation instructions One lineage metadata element must be documented for one data source. It is documented using the gmd:lineage/gmd:LI_Lineage/gmd:statement element as free text.
 

Encoding example
 
<gmd:MD_Metadata …

     <gmd:dataQualityInfo>
         <gmd:DQ_DataQuality>

                <gmd:lineage>
                    <gmd:LI_Lineage>
                             <gmd:statement>
                                     <gco:CharacterString>Pursuant to the State Survey and Real Property Cadastre Act, the State Geodetic Administration is responsible to establish and maintain a register of geographical names (Gazetteer). The Gazetteer of the Republic of Croatia is created on the basis of official maps and other official registers and data resources (names of counties, cities and municipalities from the Official Gazette, names of inhabited places from the SGA Register of Spatial Units, the Ministry of Transport Register of Airports etc.). The Gazetteer has been produced since 2004 and now contains geographic names corresponding to map scale 1:200000. The Gazetteer is created in accordance with the INSPIRE data specification for geographic names. Quality control is assured through checks within the name collection procedure and comparisons with other available originals. Quality control is also assured through an online web user interface (http://rgi.dgu.hr) which serves as a place to submit public proposals for changes of existing geographic names of entering new geographic name in the Gazetteer. The Gazetteer of the Republic of Croatia is in use as official document. The Gazetteer also has an international role, since it is published through the EuroGeographics EuroGeoNames system and has been submitted to the UN as a national document (UNGEGN - Gazetter of the Republic of Croatia)</gco:CharacterString>
                             </gmd:statement>
                    </gmd:LI_Lineage>
                </gmd:lineage>

            </gmd:DQ_DataQuality>
    </gmd:dataQualityInfo>

</gmd:MD_Metadata>