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DSpace-Dev @ University of Minho Development of tools and add-ons for the DSpace platform

DSpace-Dev @ University of Minho Development of tools and add-ons for the DSpace platform. 2nd DSpace Federation User Group Meeting. Miguel Ferreira mferreira@dsi.uminho.pt Ana Alice Baptista analice@dsi.uminho.pt. 7-8 July 2005 . Papadocs. The students repository

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DSpace-Dev @ University of Minho Development of tools and add-ons for the DSpace platform

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  1. DSpace-Dev @ University of MinhoDevelopment of tools and add-ons for the DSpace platform 2nd DSpace Federation User Group Meeting Miguel Ferreiramferreira@dsi.uminho.ptAna Alice Baptistaanalice@dsi.uminho.pt 7-8 July 2005 

  2. Papadocs • The studentsrepository • http://papadocs.dsi.uminho.pt • Contains reports, assignments, learning materials, etc. • Also served as a test bed for the developed add-ons

  3. Commentary Add-on • Threadedforum associated with any DSpace resource • Web-page, community, collection, item or e-person • Based on a graph instead of the most commonly seen tree-like fora • Users are allowed to comment one or more resources with a single post • Supports anonymous comments with or without revision • Includes a custom-tag that summarises the most relevant comments in a subsection of DSpace

  4. Commentary Add-on

  5. Controlled Vocabulary Add-on • Taxonomy based controlled vocabulary • Used to describe self-deposited items (keywords) • Simplifies and enhances searching • Increased precision and recall • Enables the generalisation of concepts • Support for multiple taxonomies • Easy to integrate new taxonomies • Taxonomies described by independent XML files • Can be enhanced to support more complex structures such as thesauri

  6. Controlled Vocabulary Add-on

  7. Recommendation Add-on • Gives suggestions of related resources • items, e-persons e comments • requires extra information • who downloaded what • new table on the database • Three distinct recommendation algorithms • Item-based Top-N Filter • Social Information Filter (Word-of-Mouth) • Web of Communication Filter

  8. Recommendation Add-on

  9. Web of Communication Add-on • Exposes invisible relationships between resources in a 3D network • Possibility of switching between the text mode and the 3D interface • Requires a VRML plug-in to be installed on the client’s browser

  10. Teia de comunicação

  11. A look into the Future • Integration of add-ons with the official DSpace source code (in progress) • Improve the Controlled Vocabulary Add-on to support thesauri • Automatic metadata extraction • Recommendation of description keywords

  12. Questions? • Project information at http://dspace-dev.dsi.uminho.pt • Add-ons with source-code • Portuguese version of DSpace Miguel Ferreiramferreira@dsi.uminho.ptAna Alice Baptistaanalice@dsi.uminho.pt

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