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Transparent and Scalable  OpenURL Quality Metrics Adam Chandler Cornell University Library er&l , Austin, Texas, February 2, 2010
1/29/10 OpenURL model
1/29/10 incoming OpenURL http://linkresolver.library.cornell.edu:4550/resserv?&url_ver=z39.88-2004&url_ctx_fmt=info:ofi/fmt:kev:mtx:ctx&rft_val_fmt=info:ofi/fmt:kev:mtx:journal&rft.atitle=item-level+usage+statistics+a+review+of+current+practices+and+recommendations+for+normalization+and+exchange&rft.auinit=c&rft.aulast=merk&rft.date= 2009 &rft.epage=162&rft.genre=article&rft.issn= 0737-8831 &rft.issue= 1 &rft.place=bingley&rft.pub=emerald+group+publishing+limited&rft.spage= 151 &rft.stitle=libr+hi+tech&rft.title= l ibrary+hi+tech &rft.volume= 27 &rfr_id= i nfo:sid/www.isinet.com:wok:wos &rft.au=scholze,+f&rft.au=windisch,+n&rft_id=info:doi/10.1108%2f07378830910942991/ in our knowledge base? title: Library hi tech  issn: 0737-8831  start date: 19970101  end date:  link-to syntax for Emerald http://www.emeraldinsight.com/rpsv/cgi-bin/cgi?body=linker&reqidx=#@ ISSN-HYPHEN #(#@ DATE #)#@ VOLUME #:#@ ISSUE #L.#@ SPAGE # OpenURL model
OpenURL timeline 1999 Gartner Hype Cycle. Source: http://en.wikipedia.org/wiki/Hype_cycle 2004
NISO OpenURL Quality Initiative Adam Chandler  (chair).  Cornell University Library Susan Marcin .  Columbia University Oliver Pesch.  EBSCO Information Services Ellen Rotenberg.  Thomson Reuters Elizabeth Winter .  Georgia Tech Library
NISO OpenURL Quality Initiative ,[object Object],[object Object],[object Object]
“ Transparent and Scalable  OpenURL Quality Metrics”
Mellon funded planning grant for L'Année philologique  Is it possible to build an expert system that will evaluate the quality of OpenURLs from a content provider?
Constant: Core elements used by content providers in their link-to targets title - 64% spage - 64% volume - 61% issue - 60% date - 48% aulast - 47% issn - 35% atitle - 35% DOI - 14% ISBN – 5% Based on an analysis of link-tos in the Cornell instance of the III WebBridge link resolver product.
 
 
origin report for libx
origin report for Summon
 
 
core element report for ISSN
 
 
Global use of OpenURL elements
Frequency within 4,218,498 OpenURLs
Frequency within 4,218,498 OpenURLs
Frequency within 4,218,498 OpenURLs
Inherent problems with the OpenURL linking model
Next steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Adam Chandler Database Management and Electronic Resources Research Librarian Central Library Operations Cornell University Library tel: 607-255-5760 email: alc28@cornell.edu http://openurlquality.blogspot.com

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Transparent and scalable open url quality metrics

  • 1. Transparent and Scalable OpenURL Quality Metrics Adam Chandler Cornell University Library er&l , Austin, Texas, February 2, 2010
  • 3. 1/29/10 incoming OpenURL http://linkresolver.library.cornell.edu:4550/resserv?&url_ver=z39.88-2004&url_ctx_fmt=info:ofi/fmt:kev:mtx:ctx&rft_val_fmt=info:ofi/fmt:kev:mtx:journal&rft.atitle=item-level+usage+statistics+a+review+of+current+practices+and+recommendations+for+normalization+and+exchange&rft.auinit=c&rft.aulast=merk&rft.date= 2009 &rft.epage=162&rft.genre=article&rft.issn= 0737-8831 &rft.issue= 1 &rft.place=bingley&rft.pub=emerald+group+publishing+limited&rft.spage= 151 &rft.stitle=libr+hi+tech&rft.title= l ibrary+hi+tech &rft.volume= 27 &rfr_id= i nfo:sid/www.isinet.com:wok:wos &rft.au=scholze,+f&rft.au=windisch,+n&rft_id=info:doi/10.1108%2f07378830910942991/ in our knowledge base? title: Library hi tech issn: 0737-8831 start date: 19970101 end date: link-to syntax for Emerald http://www.emeraldinsight.com/rpsv/cgi-bin/cgi?body=linker&reqidx=#@ ISSN-HYPHEN #(#@ DATE #)#@ VOLUME #:#@ ISSUE #L.#@ SPAGE # OpenURL model
  • 4. OpenURL timeline 1999 Gartner Hype Cycle. Source: http://en.wikipedia.org/wiki/Hype_cycle 2004
  • 5. NISO OpenURL Quality Initiative Adam Chandler (chair). Cornell University Library Susan Marcin . Columbia University Oliver Pesch. EBSCO Information Services Ellen Rotenberg. Thomson Reuters Elizabeth Winter . Georgia Tech Library
  • 6.
  • 7. “ Transparent and Scalable OpenURL Quality Metrics”
  • 8. Mellon funded planning grant for L'Année philologique Is it possible to build an expert system that will evaluate the quality of OpenURLs from a content provider?
  • 9. Constant: Core elements used by content providers in their link-to targets title - 64% spage - 64% volume - 61% issue - 60% date - 48% aulast - 47% issn - 35% atitle - 35% DOI - 14% ISBN – 5% Based on an analysis of link-tos in the Cornell instance of the III WebBridge link resolver product.
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  • 19. Global use of OpenURL elements
  • 23. Inherent problems with the OpenURL linking model
  • 24.
  • 25. Adam Chandler Database Management and Electronic Resources Research Librarian Central Library Operations Cornell University Library tel: 607-255-5760 email: alc28@cornell.edu http://openurlquality.blogspot.com