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The Use of Scopus in the Illinois Library Gateway

The Use of Scopus in the Illinois Library Gateway. William H. Mischo Wendy Allen Shelburne Mary C. Schlembach University of Illinois at Urbana-Champaign November 20, 2008 Elsevier Development Partners Meeting. University of Illinois Library Gateway.

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The Use of Scopus in the Illinois Library Gateway

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  1. The Use of Scopus in the Illinois Library Gateway William H. Mischo Wendy Allen Shelburne Mary C. Schlembach University of Illinois at Urbana-Champaign November 20, 2008 Elsevier Development Partners Meeting

  2. University of Illinois Library Gateway • Gateway Portal introduced in September 2007 • Guide users to appropriate information resources • Recommender system • Integration of resources • Help with search strategy formulation and refinement • Custom Engineering Library portlet with fielded search approach • Powered by metasearch system suite (Easy Search) • Metasearch over 70 targets Elsevier Joint Development Partners

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  6. Easy Search Features • Recommender system • Transaction logs: 2.3 million user search arguments, 2.5 million clickthroughs. All system actions. • Performs analysis of search arguments, pattern checking • Result display manipulation based on search argument analysis • Links into the native interfaces at the point of completed search Elsevier Joint Development Partners

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  10. User Studies • Markey’s two papers on End-User Studies -JASIST 2007 • 32 studies • Need for new OPAC studies • Library Portal/Gateway studies needed • Spink and Jansen findings on Web search • Short search sessions; 26% less than 5 minutes • 2.3 words • “Advanced features” not being utilized • Users typically look at first page only • Too Few, Zero, and Too Many Hits Elsevier Joint Development Partners

  11. Search Assistance Technologies • IMLS NLG grant, NSF NSDL grant, Mellon DLF Aquifer • Deep transaction log analysis • Interactive Information Retrieval (IIR): contextual suggestions & links • Tailored displays based on search argument – authors, journal articles… • Goal is “smarter” system; address the Too Few/Too Many problems Elsevier Joint Development Partners

  12. Search Assistance Functions • Stopword removal • Term substitution • Spelling suggestions • Direct link prompts for frequently entered terms, pathfinder topics. Partial term matches • Author search prompts • Suggested limiting to phrase and title word and phrase searches • Dark target searches in background Elsevier Joint Development Partners

  13. Search Characterization • Analysis of sample of 3,000 searches • 49.4% “specific item” searches – book, journal, article title and/or author • 7.4% of the 49.4% are author/title • 28.9% are author • 40.5% are monographic searches • 6.8% are index/abstract • 5.7% are journal article6.8% are index/abstract • 11.8% are journal title • 17.96% of searches contain a name or organization– some are topical Elsevier Joint Development Partners

  14. 10.4% Booleans (10.15% AND, 0.2% OR, 0.1% NOT) 7.9% Commas 0.1% Parentheses 4.9% Quotes 20.5% Prepositions 9.8% Spell Suggests (31.5% are clicked) 0.06% + 0.05% Question form 40.4% Follow-ups 10% are Author 6.7% Author redo link (17% clicked) 3% from phrase/title links 3.3% show Direct suggests (60.5% clicked) Search Arguments 2007 – 2008 Searches Elsevier Joint Development Partners

  15. Clickthroughs • 30.2% Academic Search Premier • 24.9% Voyager Online Catalog • 8.5% Scopus • 7.1% ISI Web of Knowledge • 6.8% InfoTrac • 4.1% CARLI Statewide Catalog • 3.1% Springer E-Books • 2.7% E-Resource List • 1.7% Google Books • 1.1% Amazon • 0.9% Google Scholar Elsevier Joint Development Partners

  16. What We Have Learned • Broad continuum of searches being presented – topical, specific • Spell suggestions important • Must accommodate specific item search • Author search and fielded search • Use as Reference tool • Search assistance being utilized Elsevier Joint Development Partners

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  18. Greater Coverage Patron looking for specific article on “blood echogenicity” by K. K. Shung in Journal of Cardiovascular Ultrasonography. Elsevier Joint Development Partners

  19. Subject Coverage in Library Science Patron looking for articles by “William H. Mischo”. Elsevier Joint Development Partners

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