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What is the semantic web

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My presentation explaining what The Semantic Web is for CT231.

My presentation explaining what The Semantic Web is for CT231.

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  • 1. What is The Semantic Web? Darren Meehan @darrenmeehanhttp://farm1.staticflickr.com/7/12364944_14794d1055.jpg
  • 2. It’s an evolution of the web
  • 3. The Goal
  • 4. What’s the problem?
  • 5. What’s the problem?
  • 6. Who is working on it?• Led by the World Wide Web Consortium (W3C)• Digital Enterprise Research Institute (DERI), in Galway• Big search engines, social networks Tomas Castelazo http://commons.wikimedia.org/wiki/File:Mexican_construction_workers.jp
  • 7. notbrucelee
  • 8. Data versus DocumentsImage: Hans Rosling
  • 9. Linked DataImage: Hans Rosling
  • 10. Where did The Semantic Web begin?With hyperlinks
  • 11. From the creator of the web “I have a dream for the Web [in whichcomputers] become capable of analyzing all the data on the Web ” Tim Berners-Lee
  • 12. The Current State of the webSomething as simple as trying to view a video
  • 13. ExamplesGoogle Now Facebook
  • 14. Google and Facebook leaders of The Semantic Web• They’ve the resources to spend• They already have the users• Hence they already have the data• Their motivation – Money?
  • 15. Are there any issues?• Well… yes.• Privacy Google Adverts Facebook Adverts
  • 16. In my opinion.. • The Semantic Web is here, Its here • But wont ever truly be finished. It will always be evolving but it’ll never be finishedhttp://content5.videojug.com/4c/4c3119ae-9ae4-9ca6-6135-ff0008cad0e6/how-to-build-a-brick-wall-2.WidePlayer.jpg
  • 17. It’s built using: Resource Description Framework (RDF)@prefix : <http://www.example.org/> .:john a :Person .:john :hasMother :susan .:john :hasFather :richard .:richard :hasBrother :luke .• More info http://en.wikipedia.org/wiki/Resource_Descrip tion_Framework
  • 18. Its something to think about for your project• Include RDF for your data• Your relational database is a simple example ▫ UserA follows UserB ▫ UserA is from Ireland ▫ UserD loves a film: The Notebook
  • 19. Thanks for listening• Any questions?• For more information contact me on twitter @darrenmeehan• hey@darrenmeehan.me