Turning the Page on Digital Content
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The document discusses the transformation of digital content management, focusing on content models, metadata roles, and content preparation for ingestion in platforms like Islandora. It outlines the structure of book and page object representations, metadata approaches, and various methods for content derivative generation, while highlighting changes introduced in Islandora 7. The document also includes examples of projects utilizing these systems and provides contact information for the authors.
Turning the Page on Digital Content
- 1. Turning the Page on Digital Content David Wilcox (dgi) & Kirsta Stapelfeldt (Islandora) Open Repositories 2013
- 2. Outline • Content Models • Role of Metadata • Preparing Content for Ingest • Derivative Creation • Display
- 3. Content Models • Book/Monographs/Journals/Periodicals/ Newspapers • Formats: tiff, jpeg, jp2000, pdf(pdf/a) o PDF is stored as single continuous object o Books and Periodicals stored atomistically
- 4. RDF Statements Book Object Page Objects
- 5. Book Object: Datastreams RELS-EXT RDF statements connecting book to collection MODS MODS metadata DC Dublin Core metadata TN Display Thumbnail PDF (Optional) Optional PDF can be generated and stored at the book level of all pages
- 6. Page Object: Datastreams RELS-EXT RDF statements connecting pages to book and declaring the order of pages MODS MODS metadata DC Dublin Core Metadata TN Display Thumbnail OBJ TIFF representing page JP2 JPEG 2000 JPG Display JPEG (for reader) OCR Text (generated or uploaded) HOCR Coordinate data for generated text only PDF (Optional) PDF for single page can be generated and stored with the object
- 7. Management functions for book pages • Reordering, deletion, replacement (of object or derivatives)
- 8. Approaches to Metadata • Default is MODS and DC • Ability to add different metadata at Book & Page level • Ability to add encoded text stream (TEI and HOCR) o Syncing issues o TEI schema • Next: How is content created and managed? (Interface Tour)
- 12. Derivative Generation • Kakadu > JP2 • ImageMagick > JPG • Ghostscript > PDF • Tesseract > OCR/hOCR
- 13. Displaying Content: Changes in Islandora 7 • Greater generalization • Deprecation of the google reader viewer and IIV • Viewers packaged as separate modules
- 14. Displaying Content: Changes in Islandora 7
- 17. Sample Projects (discoverygarden) University of Manitoba http://digitalcollections.lib.umanitoba.ca CalTech http://caltech.discoverygarden.ca Williams College http://unbound.williams.edu
- 18. Sample Projects (UPEI) The Island Magazine http://vre2.upei.ca/islandmag PEI Legislative Documents Online http://peildo.ca/ Prince Edward Island Magazine http://vre2.upei.ca/peimagazine/ The Charlottetown Guardian http://newspapers.vre.upei.ca/
- 19. Contact Us David Wilcox david@discoverygarden.ca Kirsta Stapelfeldt kstapelfeldt@upei.ca