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OpenDOAR and ROAR RSP Services Day, Nottingham, 23rd Apr.2008

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Presentation on theme: "OpenDOAR and ROAR RSP Services Day, Nottingham, 23rd Apr.2008"— Presentation transcript:

1 OpenDOAR and ROAR RSP Services Day, Nottingham, 23rd Apr.2008
Peter Millington SHERPA Technical Development Officer SHERPA, University of Nottingham

2 Outline Overview of open access repository lists
What are they used for? Open access repositories The context OpenDOAR’s facilities ROAR’s facilities Searching the content of OA repositories Mashing up OpenDOAR and ROAR

3 OpenDOAR & ROAR, etc. OpenDOAR – 1128 records ROAR – 1041 records
Directory of Open Access Repositories SHERPA, University of Nottingham ROAR – 1041 records Registry of Open Access Repositories EPrints.org, University of Southampton Other OA Repository lists OAIster – records OAI Registered Data Providers – records DOAJ - Directory of Open Access Journals

4 Open Access Repositories Worldwide

5 Growth of OpenDOAR Database

6 Growth of Repository Content

7 Uses of OpenDOAR & ROAR Finding open access repositories
Source lists for harvesters Search services – e.g. Intute RS Data mining Searching the content of OA repositories Analysis of repositories’ features Statistics for Open Access advocacy Funding policy decisions Third party mash-ups – e.g. Repository66

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9 OpenDOAR Facilities Listing of OA repositories geographically
Searching for OA repositories By keyword, language, country, software, etc. Charting statistics No. of repositories – 16 headings Searching the content of OA repositories Using Google’s Custom Search Engine Tools API, Policies Tool

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17 ROAR Facilities Searching for OA repositories
By keyword, country, software, content type Thumbnail images of home pages Statistical charts Growth of repository content Content type statistics Searching the content of OA repositories Using Google’s Custom Search Engine

18 ROAR Repository Growth Chart

19 ROAR Pie Chart

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21 OpenDOAR & ROAR Compared
Search by keyword Filter by: Repository type, Software, Country, Language, Content type, Subject area Filter by: Repository type, Software, Country Analytical statistics Content growth statistics API, Policies Tool Celestial - Harvesting analytics database

22 Collection Approaches
OpenDOAR ROAR Repositories only Repositories Some open access journals Must have some open access full texts Allows metadata-only and gated access items Suggestions & Proactive discovery Self-registration only Manual validation Taken on trust + some automated validation

23 Content Searching OpenDOAR & ROAR use Google CSE
Uses Google’s indexes & technology Just searches URLs listed in the database Focussed search results High probability of open access full text items Unlike Google Scholar & Google per se Benefits for… Under-resourced institutions Unaffiliated & off-campus researchers

24 Repository66 Mash-up Developed by Stuart Lewis, Aberystwyth Combining…
ROAR coordinates and data OpenDOAR data via the API Google Maps / Google Earth Interactive worldwide repository map Repository software used Repository size Descriptive data

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26 Any questions? OpenDOAR ROAR Repository66 http://www.opendoar.org/
Repository66


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