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bibliotek.dk in Google. Kirsten Larsen Head of Department for bibliotek.dk and DanBib kl@dbc.dk Dansk BiblioteksCenter Danish Bibliographic Centre. bibliotek.dk in Google. What is bibliotek.dk? Why consider Google as an access point? Google Scholar project Google Books Google.
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bibliotek.dk in Google Kirsten Larsen Head of Department for bibliotek.dk and DanBib kl@dbc.dk Dansk BiblioteksCenter Danish Bibliographic Centre
bibliotek.dk in Google • What is bibliotek.dk? • Why consider Google as an access point? • Google Scholar project • Google Books • Google
bibliotek.dk – in short • End-user-version of the national union catalog DanBib • Access to 10 million records • Request facilities to all Danish libraries (1.38 million requests in 2005) • Up to 100.000 visits per week • Funded by the Danish state • Developed and hosted by the Danish Bibliographic Centre - Dansk BiblioteksCenter.
Records in Google? – why? • Users to whom libraries are not the obvious choice might find it • Visibility to information seekers when they don’t think of libraries • To brand the libraries as a quality resource centre.
First project: Google Scholar • Because that was Google’s choice • Google Scholar is tuned for that (they thought – we thought..) –
Format – export/harvesting • You have to make a special website for robots • First try: harvesting of our existing database – didn’t work • Extra database for harvesting • xml-format – Google ”standard” – includes number of libraries per record – names/links to libraries (we skipped that).
The Google Scholar solution? • Only records already in Google Scholar get library links • Google try to match their records with our records • Their format does not have type of material (book, article, video, etc.) • Number of libraries is used for ranking (wasn’t in the beginning..).
The linking to bibliotek.dk • Google wanted choice of library as in the links to Open WorldCat. • We only wanted a link from the record in Google and the library choice to be as usual in bibliotek.dk. • Compromise: when coming from Google Scholar the user can see library holdings, but choose library as usual. • Danish users (=IP-addresses) go to the Danish version of bibliotek.dk.
Shortcomings - statistics • Type of material • Lack of users - usage: 0.1% of bibliotek.dk visits (June-September) comes from Google Scholar (total 1 mill. visits). • Lack of work display – FRBR - as in bibliotek.dk
bibliotek.dk – FRBR display all editions Google Scholar – highest ranked edition
Google Books – no extra work for DBC • All bibliotek.dk-records of books are used • Good tool for librarians all over the world using only ”Library catalogs”? • Usage: 1.2% of visits (25. August- 24.September) comes from Google Books (total 0.33 mill. visits).
Google links to bibliotek.dk • Many Danish web pages link to bibliotek.dk – and these pages are indexed by Google • The Subject guide in bibliotek.dk is indexed because it’s a webpage-hierarchy • We’ve optimized the urls of the Subject guide – now all result pages are also indexed • Usage: 23% of visits (August-September) comes from google.dk, -com, -de, -no, -se… (total 0.33 mill. visits).
Is bibliotek.dk dispensable? • 50% of our users go directly to bibliotek.dk • Many functions are only found here - libraries can update informations every minute • Creating a website based on a bibliographic database leads to other solutions than search engines optimized for working with full text documents • Knowledge of standards for bibliographic data is a fairly good thing!
Contact • scholar-library@google.comif you want links from Google Scholar to your catalog • kl@dbc.dkif you want information about our solutions