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Metadata Descriptions statements descriptions records
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The term “metadata” is used differently in different communities Some use it to refer to –machine understandable information; Some use it only for –records that describe electronic resources. statements descriptions records
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metadata “ records ” Metadata records have been seen as the basic units of management and exchange. A metadata record uses metadata elements to describe something, e.g., a Web site, an image, a person, or a technical report. statements descriptions records
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-- (1) Internal storage A metadata record may be stored in the same file as the resource, e.g.: –Web pages –WORD files –PDF files –Image files –… …
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Source: marciazeng.slis.kent.edu/metadatabasics/Portuguese/cover.htmmarciazeng.slis.kent.edu/metadatabasics/Portuguese/cover.htm Metadata embedded in a Webpage's Head Section View source
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Metadata embedded in a WORD file File Properties
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Metadata embedded in a PDF file Description metadata XMP= eXtensible Metadata Platform -- Adobe’s cross-products metadata framework
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Metadata embedded in a PDF file (2) Integrated metadata: descriptive, administrative, and technical metadata Multiple output format
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Metadata embedded in an image file Photoshop provides multiple templates: for photo, video, audio, Mobil SWF, and even medical images (DICOM) Adobe Bridge provides adjustable metadata templates
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ID3 tags for audio files Internal layout of an ID3v2 tagged file. Complete list of frames: http://www.id3.org/Frames Homepage: http://www.id3.org/Home
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A metadata record for a song in iTunes
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A metadata record for an online video as shown in iTunes
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-- (2) External storage A common method for large collections where metadata records are usually stored separately from the resource(s) they describe (whether these resources are available in electronic format or not). A relational database management system (or simpler file system) can be implemented in order to store the records.
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The Cleveland Memory Project, Cleveland State University Library: www.clevelandmemory.org/disasters/. The Cleveland Memory Project
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metadata record -display view
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Metadata record created with CONTENTdm software Manage metadata fields, set them as searchable, viewable, or use controlled vocabulary Input data values and create records
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XML editor -- Oxygen
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Think Differently: Three Descriptions in a Record Record Play Playwright Collection Title Collected Works of William Shakespeare Antony and Cleopatra William Shakespeare Name isPartOf createdBy Date 1606 Subject Roman history Birthplace Stratford Description A Description B Description C statements descriptions record s
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(3) Metadata statements embedded in Web pages http://dev.iptc.org/rNews-10-Introduction-to-rNews
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Slide from: http://www.iskouk.org/conf2013/slides/TarlingSlides.ppthttp://www.iskouk.org/conf2013/slides/TarlingSlides.ppt rdf:type rnews:Article rnews:about Using RDFa format to encode:
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Original source code: Metadata Basics Creator: Marcia L. Zeng Tutorial Table Of Content Adding markup with semantically useful microdata (seeing in boldface): Metadata Creator: Marcia L. Zeng Tutorial Table Of Content Using HTML5 Microdata to encode:
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