Presentation on theme: "Behind the scenes Presented by: Doug Dunlop. Metadata 101 o Simple definition: Data about data. o What it does: Describes content, Represents and creates."— Presentation transcript:
Metadata 101 o Simple definition: Data about data. o What it does: Describes content, Represents and creates structure, Represents types and sizes of documents, Reflects type of scanning equipment and imaging software, aids in information retrieval, links data and resources, lends to data sharing and movement.
Types of metadata o Descriptive o Structural o Administrative o Technical
NISO (national information standards organization) o Descriptive metadata describes a resource for purposes such as discovery and identification. It can include elements such as title, abstract, author, and keywords. o Structural metadata indicates how compound objects are put together, for example, how pages are ordered to form chapters.
Types of Metadata cont. o Administrative metadata provides information to help manage a resource, such as when and how it was created, file type and other technical information, and who can access it.
Subsets of administrative metadata o Rights management metadata, which deals with intellectual property rights. o Preservation metadata, which contains information needed to archive and preserve a resource.
Technical metadata Metadata related to how a system functions or metadata behave. - Hardware and software documentation - Digitization information, e.g., formats, compression ratios, scaling routines - Tracking of system response times - Authentication and security data, e.g., encryption keys, passwords
Metadata example: MARC 1001#$aTerrace, Vincent,$d1948- 24510$aFifty years of television :$ba guide to series and pilots, 1937-1988 /$cVincent Terrace. 2461#$a50 years of television 260##$aNew York :$bCornwall Books,$cc1991. 300##$a864 p. ;$c24 cm. 500##$aIncludes index. 650#0$aTelevision pilot programs$zUnited States$vCatalogs. 650#0$aTelevision serials$zUnited States$vCatalogs.
Example 2: TEI (text encoding initiative) Illustration of cover Illustration of spine RAILWAY STATION, PAOTING- FU People getting on and off of a train at PAOTING-FU Illustration of title-page New Forces in Old China An Inevitable Awakening By ARTHUR JUDSON BROWN Author of "The New Era in the Philippines"
Example 3: CFM technical metadata Digital-File Size3975.393 kb Digital-Media Type JP2 Digital-Height4552 Digital-Width2945 Digital-Color Space RGB Digital Reproduction Specifications This image was derived from an uncompressed TIFF image scanned at a minimum of 400 dpi.
Administrative metadata example Rights Management Statement: All rights to images are held by the respective holding institution. This image is posted publicly for non-profit educational uses, excluding printed publication. To purchase copies of images and/or for copyright information contact the respective holding institution.
VRA (visual resource association) Record Type = work Type = photograph Type = gelatin silver print Title = interior view of Frederic C. Robie House dinning room with furnishings Measurements.Dimensions = 8x10" Material.Medium = gelatin Material.Medium = silver Material.Support = photo paper Technique = photography Technique = gelatin silver process Creator.Personal name = Fuermann, Henry Creator.Role = photographer Date.Creation = 1910 Location.Current Repository = Scottsdale (AZ, US), Frank Lloyd Wright Foundation, Taliesin West ID Number.Current Repository = 0908.018 Culture = American Subject = Frank C. Robie House Subject = dining room Subject = dining table Subject = dining chair Subject = stained glass window Rights = Frank Lloyd Wright Foundation, Taliesin West, Scottsdale, AZ, US
Dublin Core o Standard developed to describe online resources for better retrieval. o Broad and flexible elements, which can be used across disciplines. o Fairly easy to implement. o Internationally recognized standard.
Standards for data creation o LCSH (Library of Congress Subject Headings) o AAT (Art and Architecture Thesaurus) by Getty o TGM (Thesaurus for Graphic Materials) by Library of Congress
DC core elements o Title o Creator o Subject o Description o Publisher o Contributor o Date o Type o Format o Identifier o Source o Language o Relation o Coverage o Rights
DC qualifiers o Refine the meaning of the core elements. o Examples of qualifiers: Title- Alternative, Format-Extent, Coverage-Spatial
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