What is Web-Scale Discovery?

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Presentation given to ABCD-library interest group at Harvard University.

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What is Web-Scale Discovery?

  1. 1. What is it? Web Scale Discovery …and how does it work?
  2. 2.      Overview of WSD Discovery at Harvard Open Discovery Initiative StackLife Questions
  3. 3. what is web-scale discovery? discovery layer “next-gen” search interface index pre-harvested, indexed content
  4. 4. who: http://librarytechnology.org/discovery.pl
  5. 5. pre-harvested index publishers: Elsevier, Wiley, Springer, etc. aggregators: Gale, LexisNexis, etc. open source: Hathi Trust, DOAJ, Medline, etc. full-text articles, article citations, book chapters, ebooks, digital objects, open source content optional: local content A&I services: MLA, LLBA, PsycINFO, etc. harvested using FTP and OAI-PMH local content: catalog data, digital/special collections, etc.
  6. 6. indexing full-text vs. metadata only
  7. 7. “blended results:” vendor’s discovery layer vendor index content and local content in single result set “bento box:” non-native discovery layer (Blacklight, Solr, Drupal, VuFind, etc.) article results (vendor index) book results (catalog)
  8. 8. Example sites Blended search results (books/articles): Summon: http://library.syr.edu/ EDS: http://libraries.mit.edu/ Primo: http://library.nd.edu/ WorldCat Local: http://www.lib.umd.edu/ Bento-box search results (split books/articles): http://library.columbia.edu/ http://searchworks.stanford.edu http://www.lib.umich.edu/ http://library.dartmouth.edu/

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