Better Search With Structured Knowledge

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A quick presentation to talk about the benefits of structured knowledge, focused on parallax & freebase, and how their knowledge representation fits into the wider scope of the semantic web.

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Better Search With Structured Knowledge

  1. 1. Michel Dumontier, PhD
  2. 2. Current search engines use keywords You might get 104M pages back You can only look at one page at a time. Hard to aggregate and visualize results How can we ask more complicated questions, and get real answers?
  3. 3. Structured Knowledge Powerful Knowledge Semantic Web Interfaces Repositories Parallax FreeBase
  4. 4. Powerful Interfaces Parallax
  5. 5. Parallax Key Features Search w/auto-completion (with # articles) Filters on attributes (with # articles) Connections to linked topics (with # articles) Build and customize your own visual report (map, timeline, 1D/2D charts) Share with friends! http://mqlx.com/~david/parallax/
  6. 6. Parallax Benefits Help users formulate advanced queries and find more stuff Engage users longer Embedding visualizations built on interesting queries Disadvantages?
  7. 7. Knowledge Repositories FreeBase
  8. 8. FreeBase
  9. 9. User extensible
  10. 10. attributes type
  11. 11. Semantic Web
  12. 12. Semantic Web A new web standard brought to you by the people who gave you HTML! Web 3.0 … and beyond
  13. 13. RDF & the Holy Triple likes bob cookies subject predicate object
  14. 14. Decentralized Mary says likes bob cookies Sally says lives in bob Ottawa Roger says employed by Carleton bob University
  15. 15. Data Integration cookies lives in bob Ottawa Carleton cookies University
  16. 16. Key Concepts Structured knowledge leads to better search and more accurate information retrieval over sets of related data Best knowledge repositories will be user- extensible, but leverage form fillable fields as defined by types The W3C’s Semantic Web will make sure that info doesn’t have to be centralized! 19
  17. 17. Conflicting info and TRUST Mary says likes bob cookies Emily says hates bob Cookies

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