A Comparative Look at Two Web-scale Discovery Services
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A Comparative Look at Two Web-scale Discovery Services

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More libraries adopt 'Google-like' search tools as they continue to make information more accessible to their users. This presentation looks at two of those products.

More libraries adopt 'Google-like' search tools as they continue to make information more accessible to their users. This presentation looks at two of those products.

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A Comparative Look at Two Web-scale Discovery Services A Comparative Look at Two Web-scale Discovery Services Presentation Transcript

  • A Comparative Analysis of Serials Solutions Summon and WorldCat Local Web-scale Discovery Services
  • What is Serials Solutions Summon?  Also known as Summon or SSS A web-scale discovery service that enables a familiar web-searching experience of the full breadth of content found in library collections, from books to videos to e-resources.
  • What is WorldCat Local?  Also known as WCL WorldCat Local is a web-scale discovery solution which provides a main entry to a library’s print and digital collections. WCL provides another way to discover some of the resources available beyond a library’s holdings.
  • What do these services provide? Content layer SSS WCL  Contains over 500 million items  Over 6,000 publisher’s content  90,000 + journal & periodical  Access to more than 1.267 billion items from authoritative content resources titles  Predominant in newspaper & scholarly journal articles  Includes various other content type such as:  Over 952 million articles      Books Thesis & dissertation Conference proceedings Music scores Audio visual materials  Resources from 70,000 libraries worldwide  Books and eBooks; full text articles from journals and newspaper  Media (films, CDs, images  Government documents  Maps
  • What do these services provide? Discovery Layer SSS WCL  Embodies ideal features of a next  Provides a front-end user interface     generation library interface Delivers a single point of entry into all the content offered by a library Exceeds federated search Federated searching & Google-ish tendencies Uses relevance ranking and onesearch box to search across articlelevel information.       featuring WorldCat menu and singlesearch box Quick links to help information & different kinds of searches Advanced search option that allows for more precise searching & limiting Initial browse display is ordered by a ranking algorithm that preferences local records Each record includes icons that give users visual clues as to the material’s format Faceted searching Supports multilingual interfaces
  • SSS Discovery Interface – Basic Search Page
  • SSS Discovery Interface – Advanced Search Page
  • SSS Discovery Interface – Results Page
  • WCL Discovery Interface – Basic Search
  • WCL Discovery Interface – Advanced Search
  • WCL Discovery Interface – Results Page
  • How large a collection will they handle? SSS WCL  Handles libraries with very “OCLC has long been the major bibliographic database for libraries and currently represents the holdings of over 10,000 libraries throughout the world” (Breeding, 2007). X Includes over 84 million records, representing about a billion individual library holdings. large collections For Example: “The Darmouth College collection within Summon currently includes 303 million items, or 56% of the total Summon holdings” (Darmouth College Library, 2009).
  • Is there a union catalog? SSS WCL  SSS provides a very large  Includes links to catalogs of     centralized index Gives access to content sourced from a multitude of commercial databases and publishers SSS is built around a single unified index that returns a single, unified sets of results Summon indexes holdings from other library’s collection It is up to a library to make the option to “Add Results Beyond your Library’s Collection” available to their patrons local libraries, presenting a list of the libraries that own an item  Stands as the largest libraryoriented bibliographic database in the world  WCL searches the entire WorldCat database, exposing users to a much broader universe of content
  • Who owns the data? SSS WCL  Acquires content chiefly  WCL partners with several content owners to provide over 1.267 billion items. Such partnerships include: through agreements with content owners primarily:  Journal & newspaper publishers  eBook publishers and  Third party aggregators such as  Proquest, Lexis Nexis, Academic, Gale (4,000 + publishers)  Other sources include:  Libraries subscribing to Summon, which contribute library catalog records and other locally digitized content.  Journals (MEDLINE, ERIC, ArticleFirst)  eBooks (NetLibrary, Ebrary)  Special Collections (OAIster, Archive Grid)  Open Access Content (Hathi Trust, JSTOR, NDLTD)
  • Does The Service use MARC? SSS WCL  Summon is able to discover  Uses MARC as the match items in a library’s physical collection by importing the library’s MARC records into Summon’s index.  Libraries are responsible to provide updates.  Alternatively, libraries may subscribe to Serial Solution’s 360 MARC updates product. point between its and the user library’s local system for retrieving real-time availability and for placing holds.  Requires that OCLC control number be indexed in the same field of all MARC records and be prefixed in the same way.
  • In The Cloud SSS WCL  Markets its Software-as-a-  A powerful library application Service (SaaS) product as a cloud computing solution  Through SaaS, Summon owns the application and delivers it via the internet  Assumes responsibility for maintaining, updating and protecting (backing-up) the data resources. of cloud computing  Service is delivered to library from OCLC through the Web  Libraries therefore have  No hardware to purchase  No software to install  No computer system to operate.
  • Z39.50 Protocol SSS WCL  Enables connection into a  Operates through the OCLC wide variety of databases, web-resources and libraries’ OPACs using Z39.50, xml and HTTP connections Connexions Cataloging interface, and involves setting up Z39.50 access to the underlying Library Management System.
  • Basic Package SSS WCL  Advanced, blank and discipline-  One search for all content  More than 2 billion items from        scope searches Spotlighting images Facets and Filters Results beyond library’s collection Citation counts and links Catalog details page/pop-up RSS Feed Save items and citation excerpt the world’s libraries  Provides entry point for a global network of high quality materials  Increased visibility for libraries collection through partnerships with Google, yahoo!, and 50 + social networking and book selling sites  Built-in open URL resolution to power A-Z lists links
  • Advanced Package – Add-Ons SSS WCL       Basic package is its Database Recommender Best Bets Related Searches Auto complete Embedded chat and reference widgets  Custom Text Editor  Search Box and Widget builder  Integrated research guides advanced package.
  • References          Biola University Library. (n.d.). WorldCat Local. Retrieved from http://library.biola.edu/research/worldcat/ Breeding, M. (2009). Summon: A New Search Service from Serials Solutions. Smart Libraries Newsletter, 29 (3).Retrieved from www.librarytechnology.org/ltg-displaytextpl?RC=1400 Breeding, M. (2007). WorldCat Local. Library Technology Reports, 43 (4), p33-37. Retrieved from www.ebscohost.com Klein, M. B. (2010). Hacking Summon. Code4Lib Journal, (11). Retrieved from http://journal.code4lib.org/articles/3655 Online Computer Library Center. (n.d.). WorldCat Local at a Glance. OCLC. Retrieved from http://www.oclc.org/worldcat-local/about.en.html Pearson Library and Technology Service. (n.d.) WorldCat Local: Search California Lutheran University Pearson Library and Beyond. California Lutheran University. Retrieved from www.callutheran.edu/lss/technology_services/.../WorldCatLocal.php Serial Solutions. (n.d.). Software as a Service and Cloud Computing: Key Considerations for Libraries. Retrieved from http://www.serialssolutions.com/assets/resources/saas-and-cloudcomputing-key-considerations-for-libraries.pdf Vaughan, J. (2011). Chapter 3: Serials Solutions Summon. Library Technology Reports, 47 (1), p22-29. Retrieved from www.ebscohost.com Ward, J. (2008). Why WorldCat Local? Library Technological Reports, 44 (6) p7-17. Retrieved from www.ebscohost.com