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Metadata Overview: Theory and Practice Joanne Riley University Archivist Joseph P. Healey Library University of Massachusetts Boston 617-287-5927 [email_address]
www.WorthingtonMemory.org
Source: http://www.webstock.org.nz/blog/2009/the-sponsor-interviews-digital-new-zealand/
What is Metadata Standard definitions: ,[object Object]
“ Information About Information”
This is Information
This is Information about This song is 1’30” long That album has 17 tracks I have all of Regina Spektor’s albums This is my favorite song This is Rock ‘n Roll , that’s jazz  I bought this track on Amazon.com
This is Metadata About
What’s the difference? Metadata This song is 1’30” long That album has 17 tracks I have all of Regina Spektor’s albums This is my favorite song This is Rock ‘n Roll , that’s jazz.  I bought this track on Amazon.com Information
Benefits of Metadata ,[object Object],[object Object]
Allows resources to be found, identified, described, annotated, collocated, shared and disambiguated Source: Understanding Metadata , NISO Press.  2004.  http://www.niso.org/publications/press/
iTunes Metadata
Three kinds of metadata ,[object Object]
Structural
Administrative
Describes intellectual content of an object. Purposes: discovery and identification. Includes elements like title, abstract, author, keywords… iTunes:  Descriptive  Metadata
iTunes:  Descriptive  Metadata Describes intellectual content of an object. Purposes: discovery and identification. Includes elements like title, abstract, author, keywords…
iTunes:  Structural  Metadata Ties each object to others to make up logical units Ex: how pages are ordered to form a chapter of a digitized book
Ties each object to others to make up logical units Ex: how pages are ordered to form a chapter of a digitized book iTunes:  Structural  Metadata
iTunes  Administrative  Metadata Manages the object or controls access to it Creation info, file type, access permissions Rights – IP rights Preservation – info needed to preserve the resource
iTunes  Administrative  Metadata Manages the object or controls access to it Creation info, file type, access permissions Rights – IP rights Preservation – info needed to preserve the resource
iTunes Metadata Descriptive Structural Administrative
Structuring Metadata ,[object Object],[object Object]
Most widely used schemas: ,[object Object]
EAD  84%  Used by archivists for finding aids
Dublin Core  78% Used by cultural heritage practitioners for items
Seeing Standards: A Visualization of the Metadata Universe
Finding Aids and EAD ,[object Object]
EAD (Encoded Archival Description) is a non-proprietary  de facto  standard for the encoding of finding aids for use in a networked (online) environment.  ,[object Object],Source:  “EAD (Encoded Archival Description) Help Pages-- What is EAD?”  http://www.archivists.org/saagroups/ead/aboutEAD.html
EAD – Encoded Archival Description Metadata Schema ,[object Object],[object Object]

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Metadata lecture riley_2011

  • 1. Metadata Overview: Theory and Practice Joanne Riley University Archivist Joseph P. Healey Library University of Massachusetts Boston 617-287-5927 [email_address]
  • 4.
  • 5. “ Information About Information”
  • 7. This is Information about This song is 1’30” long That album has 17 tracks I have all of Regina Spektor’s albums This is my favorite song This is Rock ‘n Roll , that’s jazz I bought this track on Amazon.com
  • 9. What’s the difference? Metadata This song is 1’30” long That album has 17 tracks I have all of Regina Spektor’s albums This is my favorite song This is Rock ‘n Roll , that’s jazz. I bought this track on Amazon.com Information
  • 10.
  • 11. Allows resources to be found, identified, described, annotated, collocated, shared and disambiguated Source: Understanding Metadata , NISO Press. 2004. http://www.niso.org/publications/press/
  • 13.
  • 16. Describes intellectual content of an object. Purposes: discovery and identification. Includes elements like title, abstract, author, keywords… iTunes: Descriptive Metadata
  • 17. iTunes: Descriptive Metadata Describes intellectual content of an object. Purposes: discovery and identification. Includes elements like title, abstract, author, keywords…
  • 18. iTunes: Structural Metadata Ties each object to others to make up logical units Ex: how pages are ordered to form a chapter of a digitized book
  • 19. Ties each object to others to make up logical units Ex: how pages are ordered to form a chapter of a digitized book iTunes: Structural Metadata
  • 20. iTunes Administrative Metadata Manages the object or controls access to it Creation info, file type, access permissions Rights – IP rights Preservation – info needed to preserve the resource
  • 21. iTunes Administrative Metadata Manages the object or controls access to it Creation info, file type, access permissions Rights – IP rights Preservation – info needed to preserve the resource
  • 22. iTunes Metadata Descriptive Structural Administrative
  • 23.
  • 24.
  • 25. EAD 84% Used by archivists for finding aids
  • 26. Dublin Core 78% Used by cultural heritage practitioners for items
  • 27. Seeing Standards: A Visualization of the Metadata Universe
  • 28.
  • 29.
  • 30.
  • 32.
  • 33. CA State Archives template
  • 34.
  • 40. Date
  • 41. Type
  • 48.
  • 49. The Case for Content Control Source: http://del.icio.us/tag/
  • 50.
  • 51. 4.1. Title Label: Title Element Description: The name given to the resource. Typically, a Title will be a name by which the resource is formally known. Guidelines for creation of content: If in doubt about what constitutes the title, repeat the Title element and include the variants in second and subsequent Title iterations. If the item is in HTML, view the source document and make sure that the title identified in the title header (if any) is also included as a Title. Examples: Title="A Pilot's Guide to Aircraft Insurance" Title="The Sound of Music" Title="Green on Greens" Title="AOPA's Tips on Buying Used Aircraft" Entry Guidelines for Dublin Core Element #1: Title Source: http://dublincore.org/documents/usageguide/elements.shtml
  • 52. 4.2. Subject Label: Subject and Keywords Element Description: The topic of the content of the resource. Typically, a Subject will be expressed as keywords or key phrases or classification codes that describe the topic of the resource. Recommended best practice is to select a value from a controlled vocabulary or formal classification scheme. Guidelines for creation of content: Select subject keywords from the Title or Description information, or from within a text resource. […] In general, choose the most significant and unique words for keywords, avoiding those too general to describe a particular item. Subject might include classification data if it is available (for example, Library of Congress Classification Numbers or Dewey Decimal numbers) or controlled vocabularies (such as Medical Subject Headings or Art and Architecture Thesaurus descriptors) as well as keywords. […] Examples: Subject="Aircraft leasing and renting" Subject="Dogs" Subject="Olympic skiing" Subject="Street, Picabo" Source: http://dublincore.org/documents/usageguide/elements.shtml Entry Guidelines for Dublin Core Element #3: Subject
  • 53. Simple Dublin Core Markup <rdf:Description> <dc:title> Internet Ethics </dc:title> <dc:creator> Duncan Langford </dc:creator> <dc:format> Book </dc:format> <dc:identifier> ISBN 0333776267 </dc:identifier> <dc:description> This is a book about applying ethical considerations to online behavior and information provision. </ dc:description> </rdf:Description> Internet Ethics , a book by Duncan Langford. ISBN 0333776267 This book is about applying ethical considerations to online behavior and information provision. Information encoded as DC- compliant metadata
  • 54.  
  • 55.
  • 56. Metadata . SPEC Kit #298: Executive Summary. 2007.
  • 57. A Practical Application of Dublin Core: Worthington Memory . 2002. Allen and Davis.

Editor's Notes

  1. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  2. Do Browse, natural disasters, record detail. How is all this possible? Because of what’s behind the scenes HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  3. What is Metadata? Structuring Metadata Metadata in Practice Going to crash through a bunch of stuff tonight, but just a few main points: structured data makes good and important things possible. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  4. But what do those MEAN? HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  5. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  6. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  7. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  8. Structured and standardized. Data = structured information.. Structure + Standards = the key! What are some other examples of structured data? telephone book shopping catalog iTunes library… HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  9. You could read that first line as “Describing a resource with additional structured, standardized information…” HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  10. What are the benefits of iTunes metadata? Allows resources to be found, identified, described, annotated, collocated, shared and disambiguated - go through each one of these re/how iTunes makes that possible. Found: can search – “Journey” the band vs “Journey” in a song title Identified HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  11. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  12. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  13. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  14. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  15. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  16. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  17. “ Metadata is key to ensuring that resources will survive and continue to be accessible into the future.” HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  18. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  19. iTunes chose to include certain fields. The set of fields it chose were ok, but lacking in some ways and users often find them confusing or lacking. Various communities of practice – archivists, professional photographers, scientists, videographers – have settled on their own sets of fields that they want to use to describe the resources that they create and use. These sets of fields are arrived at after long discussions and require institutional heft, and communication and getting everyone on board. But once they’re on board, you have a SCHEMA, or structural standard. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  20. Combination of kind of data (domain) and commmunity of practice HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  21. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  22. This is true of ALL of schemas – elements are defined for you, guidelines and tools are available. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  23. Do these fields seem that they would be able to describe most cultural heritage objects? HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  24. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  25. Most widely used Vocabularies: LCSH LCName Auth File AAT LC’s TGM TGN ULAN HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  26. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  27. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  28. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  29. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11
  30. HIST 678 - METADATA LECTURE: J. RILEY 2/23/11