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dLibra Digital Library Framework

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  1. dLibraDigital Library Framework Pawel Gruszczynski, Cezary Mazurek, Stanislaw Osinski, Andrzej Swedrzynski Poznan Supercomputing and Networking Center

  2. Plan • dLibra – what it is? • Electronic publication • Library organization • Document versioning • Access management • Functionality of dLibra • Next deliverables

  3. Digital Library Framework: dLibra • System for multimedia content management and e-publishing • Developed and funded internally by PSNC • Facilitates main phases of digital publication process by supporting three basic roles: reader, editor and publisher • Deployed in PSNC in May 2002 for internal publications

  4. dLibra • Support for digital publication process • Setting up, accessing andmaintaining a library of digital documents of various types • Manipulating library contents through GUI aplications • Providing users with library content • Searching • Browsing

  5. Electronic publication • Electronic publication – separated and well organized unit of content/information • Scientific paper, report, book, web site, ... • Structure of electronic publication • Single file (e.g. PDF, MS Word, ...) • Set of files (html, jpg, gif,...)

  6. Electronic publication lifecycle • Developing electronic document • Uploading document to the library • Enablingaccess to the document for library users • Modifying electronic document • Uploading modified files • Enabling new version for library users • .....

  7. Electronic publication lifecycle • Developing electronic document • Uploading document to the library • Enablingaccess to the document for library users • Modifying electronic document • Uploading modified files • Enabling new version for library users • .....

  8. Content organization • Make the library easy to use for the readers • Hierarchical library content organization • Metadata

  9. TOC.html chapter1.html Other publication files Publication 2 Other publications or directories... ... Other publications or directories... dLibra – Content organization • Hierarchical library content organization • Content management • Access management images Publication 1 Computer networks dLibra root directory Grids

  10. dLibra – Metadata • Multiple, user-defined attribute schemes for every entity in the library • Attribute values stored in multiple languages • Dublin Core metadata scheme

  11. Document versioning • Let the documents develop freely • Document-level versioning • Object-level versioning • Managing subsequent revisions of publications objects • Branching

  12. Edition 1 Edition 3 Edition 2 title.gif body.html dLibra – Document versioning Publicationlevel Objectslevel(components) Version 1.1 logo.gif Version 1.1 Version 1.2 Version 1.1 Version 1.3 Version 1.2 Version 1.21

  13. Access management • Make the library easy to manage • Library-level access management (library administration) • Directory-level access management • Document-level access management • Three user roles in dLibra

  14. Acess management • Rights Editor enables to alter access rights to library objects • For a publication • „View” permits to read all published editions • „Read” permits to read all editions • „Manage” permits to manage publication • For a branch • „Edit” permits to update and put new files

  15. dLibra - Functionality • Readers • Web-based viewing of selected publications • Searching and browsing library

  16. dLibra - Functionality • Editors • uploading and retrieving publications or their components • advanced versioning supports managing of subsequent revisions of publication objects and branching

  17. dLibra - Functionality • Publishers • managing library structure • publishing and hiding publications, managing access rights and library resources

  18. dLibra – Startup screen

  19. Login

  20. Publication browser

  21. New publication wizard

  22. Download wizard

  23. Digital Library Framework: dLibra • dLibra - next deliverables • Control mechanisms for document review and acceptance • Copy protection • User notifying about changes in particular publication • Content-based publication searching • Management of interdisciplinary publications • Extended metadata model • Supporting open source databases • Publication editor based on well-defined structure (XML/DTD) • DTD and stylesheet editor

  24. dLibraDigital Library Framework Pawel Gruszczynski, Cezary Mazurek, Stanislaw Osinski, Andrzej Swedrzynskidlibra@man.poznan.pl Poznan Supercomputing and Networking Center

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