Difference between revisions of "Metadata"

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'''external Metadataschemas'''
 
'''external Metadataschemas'''
*STD – DOI: 25 beschreibende Eingabefelder, orientiert an der ISO-Norm 690-2* für die Zitierung von Elektronsichen Ressourcen, Felder aus DC und International DOI Foundation,
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*STD – DOI: 25 desrcibing input fields, oriented on ISO-Norm 690-2* for citation of electronic resources, fields from DC and international DOI Foundation, (http://www.iso.org/iso/catalogue_detail.htm?csnumber=25921 ), required: identifier, creators, titles, publisher, publication year,
*DataCite Metadataschema (Draft, based on STD-DOI)
+
Optional: subjects, contributors, dates, language, resourceType, alternateIdentifiers, relatedIdentifiers, formats, version, rightes, descriptions
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*DataCite: draft, based on STD-DOI
 
*Altman & King: bases mainly on Dublin Core
 
*Altman & King: bases mainly on Dublin Core
*OECD Verlags: based on Altman and King, 27 elements
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*OECD publisher: based on Altman and King, 27 elements
 
*DANS (Data Archiving and Networked Services): 15 DC terms elements, which roughly correspond to a refinement of the core elements.  
 
*DANS (Data Archiving and Networked Services): 15 DC terms elements, which roughly correspond to a refinement of the core elements.  
 
*ANDS (Australian National Data Service): seperate etadatenschema, four groups: collection, service, party and activity in different relations
 
*ANDS (Australian National Data Service): seperate etadatenschema, four groups: collection, service, party and activity in different relations
 +
 +
(from: Konzeptstudie Forschungsdaten Chemie, www.fiz-chemie.de/fileadmin/user_upload/PDF_DE/Konzeptstudie_Forschungsdaten_Chemie.pdf)

Revision as of 10:26, 17 January 2012

Metadata Documentation

Definitions and functions

Metadata: structured data describing information resources

The National Information Standards Organization (NISO) defines metadata as "structured information that describes, explains, locates, or otherwise makes it easier to retrieve, use, or manage an information resource." The World Wide Web Consortium (W3C) defines metadata as "machine understandable information for the web." The Federal Geographic Data Committee (FGDC) defines metadata as describing, "the content, quality, condition, and other characteristics of data." Put simply, metadata are data about data. They provide context for research findings, ideally in a machine-readable format. Once published, metadata can enable discovery of data via electronic interfaces and enable correct use and attribution of your findings. (from: http://marinemetadata.org/guides/mdataintro/mdatadefined)

Metadata from research data

external metadata: basis for unambiguous citation, comparable to classical catalogue data (libraries).

internal metadata: metadata on subject-specific level, necessary for subject-specific understanding.

recommendations from the German research foundatation (DFG)

"Die Daten werden durch Metadaten beschrieben. Mit den Metadaten (mindestens nach Dublin Core) werden zum einen die bibliographischen Fakten festgehalten. Es sind dies der Name des Forschers, der die Daten erhoben hat, die Benennung des Datensatzes, Ort und Jahr der Veröffentlichung sowie technische Daten (Format etc). In den inhaltsbezogenen Metadaten werden die Primärdaten umfassend beschrieben. Hier finden sich die Angaben zu den Rahmenbedingungen, unter denen sie erhoben bzw. gemessen wurden. Hier beschreibt der Autor auch die Fragestellung, unter der die Daten entstanden. Es sollen hier alle Informationen vorliegen, die für eine wiederholte Nutzung der Daten in anderen Fragestellungen erforderlich sind. Die Kriterien des Information Life Cycle Management sollen dabei berücksichtigt werden."

(from: Deutsche Forschungsgemeinschaft, Ausschuss für Wissenschaftliche Bibliotheken und Informationssysteme, Unterausschuss für Informationsmanagement, Empfehlungen zur gesicherten Aufbewahrung und Bereitstellung digitaler Forschungsprimärdaten, Januar 2009)

Metadata Standards

Catalogue Standards

  • PICA - Project of Integrated Catalogue Automation
  • MARC – Machine Readable Cataloging
  • Dublin Core

external Metadataschemas

Optional: subjects, contributors, dates, language, resourceType, alternateIdentifiers, relatedIdentifiers, formats, version, rightes, descriptions

  • DataCite: draft, based on STD-DOI
  • Altman & King: bases mainly on Dublin Core
  • OECD publisher: based on Altman and King, 27 elements
  • DANS (Data Archiving and Networked Services): 15 DC terms elements, which roughly correspond to a refinement of the core elements.
  • ANDS (Australian National Data Service): seperate etadatenschema, four groups: collection, service, party and activity in different relations

(from: Konzeptstudie Forschungsdaten Chemie, www.fiz-chemie.de/fileadmin/user_upload/PDF_DE/Konzeptstudie_Forschungsdaten_Chemie.pdf)