Post on 26-Mar-2015
transcript
http://www.sherpa.ac.uk/
Más de 1000 repositoriosa su disposición
OpenDOAR y ROAR
IX Worksop REBIUN, Salamanca, 2-3 Oct.2009
Peter MillingtonSHERPA Technical Development Officer
SHERPA, University of Nottinghampeter.millington@nottingham.ac.uk
http://www.sherpa.ac.uk/
Más de 1000 repositoriosa su disposición
OpenDOAR y ROAR
IX Worksop REBIUN, Salamanca, 2-3 Oct.2009
Peter MillingtonSHERPA Technical Development Officer
SHERPA, University of Nottinghampeter.millington@nottingham.ac.uk
1500
http://www.sherpa.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
http://www.sherpa.ac.uk/
How many repositories are there?
• OpenDOAR – 1462 records– Directory of Open Access Repositories– SHERPA, University of Nottingham, UK
• ROAR – 1451 records– 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
http://www.sherpa.ac.uk/
Open Access Repositories Worldwide
http://www.sherpa.ac.uk/
Growth of OpenDOAR Database
http://www.sherpa.ac.uk/
Growth of Repository Content
http://www.sherpa.ac.uk/
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
http://www.sherpa.ac.uk/
http://www.sherpa.ac.uk/
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
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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
http://www.sherpa.ac.uk/
ROAR Repository Growth Chart
http://www.sherpa.ac.uk/
ROAR Pie Chart
http://www.sherpa.ac.uk/
http://www.sherpa.ac.uk/
OpenDOAR & ROAR Compared
OpenDOAR ROAR
Search by keyword 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
http://www.sherpa.ac.uk/
Collection ApproachesOpenDOAR 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
http://www.sherpa.ac.uk/
Repositories in Hispanic Countries
ROAR OpenDOAR
56
(36%)
64
(41%)
36
(23%)
25-Sep-2009Total = 156
http://www.sherpa.ac.uk/
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
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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
http://www.sherpa.ac.uk/
Any Questions?
• OpenDOAR– http://www.opendoar.org/– http://www.opendoar.org/buesqueda.php
(demostración)
• ROAR– http://roar.eprints.org/
• Repository66– http://www.repository66.org/