Más de 1000 repositorios a su disposición OpenDOAR y ROAR IX Worksop REBIUN, Salamanca, 2-3 Oct.2009 Peter Millington SHERPA Technical Development Officer SHERPA, University of Nottingham peter.millington@nottingham.ac.uk
1500 Más de 1000 repositorios a su disposición OpenDOAR y ROAR IX Worksop REBIUN, Salamanca, 2-3 Oct.2009 Peter Millington SHERPA Technical Development Officer SHERPA, University of Nottingham peter.millington@nottingham.ac.uk
Outline Open access repositories The context Overview of open access repository lists What are they used for? OpenDOAR s facilities ROAR s facilities Searching the content of OA repositories Mashing up OpenDOAR and ROAR
How many repositories are there? OpenDOAR 1462 records Directory of Open Access Repositories SHERPA, University of Nottingham, UK 1451 records ROAR Registry of Open Access Repositories EPrints.org, University of Southampton, UK Other OA Repository lists Bielefeld s BASE search engine 1366 records OAIster 1139 records OAI Registered Data Providers 1120 records DOAJ - Directory of Open Access Journals
Open Access Repositories Worldwide
Growth of OpenDOAR Database
Growth of Repository Content
Uses of OpenDOAR & ROAR Finding open access repositories Analysis of repositories features Statistics for Open Access advocacy Funding policy decisions Searching the content of OA repositories Source lists for harvesters Search services e.g. Intute s IRS Data mining Third party mash-ups e.g. Repository66
OpenDOAR Facilities Listing of OA repositories geographically Searching for OA repositories By keyword, language, country, software, etc. Charting & Mapping Statistical charts (16 headings) for any search Google Maps for any search Searching the content of OA repositories Using Google s Custom Search Engine Tools API, Policies Tool, RSS Feed
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 Data download of the ROAR database
ROAR Repository Growth Chart
ROAR Pie Chart
OpenDOAR & ROAR Compared OpenDOAR Search by keyword Filter by: Repository type, Software, Country, Language, Content type, Subject area Analytical statistics API, Policies Tool ROAR Search by keyword Filter by: Repository type, Software, Country Content growth statistics Celestial - Harvesting analytics database
Collection Approaches OpenDOAR Repositories only Repositories ROAR Some open access journals Must have some open access full texts Suggestions & Proactive discovery Manual validation Allows metadata-only and gated access items Self-registration only Taken on trust + some automated validation
Repositories in Hispanic Countries ROAR OpenDOAR 56 (36%) 64 (41%) 36 (23%) 25-Sep-2009 Total = 156
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
Repository66 Mash-up Developed by: Stuart Lewis, New Zealand Interactive worldwide repository map Repository software used Repository size Descriptive data Combining ROAR data download OpenDOAR data via the API Coordinates look-up using www.maxmind.com Google Maps / Google Earth
OpenDOAR Any Questions? http://www.opendoar.org/ http://www.opendoar.org/buesqueda.php (demostración) ROAR http://roar.eprints.org/ Repository66 http://www.repository66.org/