Semantic Web
- 1. Discuss Semantic Web By Umang Shukla (U11CO015)
- 2. Web 1.0 1993 Read Only Web Hyperlinks, Static 45 Million Global Users
- 3. Web 2.0 Read and Write Content Sharing Social Media 1 Billion+ Global Users 2004
- 4. Web 3.0 Semantic Web Linked Data Human + Machines are users 2010 ~
- 5. Semantics means relating to meaning in language or logic HTML descibes the syntax not the semantics
- 6. The Semantic Web An extension of the current Web that provides an easier way to find, share, reuse and combine information more easily
- 7. History • The concept of the Semantic Network Model was formed in the early 1960s by people of different professions by publishing about them • The term "Semantic Web" was coined by Tim Berners-Lee in 2008 • Schema.org launched on June 2, 2011 by Bing, Google and Yahoo to provides a collection of
- 8. Purpose The Semantic Web was envisioned as a system that enables machines to "understand" and respond to complex human requests based on their meaning It is regarded as an integrator across different content, information applications and systems
- 9. Whose job is it ? The Webmaster's as its their site and they need newer applications to understand them
- 10. How do we get semantic web • Applications getting better at understanding human semantics (‘Top Down’) • More structured formats are gaining wider use (‘Bottom Up’) • More database driven sites, so less need for humans to understand it all • ‘Semantic web’ applications appearing
- 11. Top Down Depends of ‘more intelligent’ computers –Google Book Search –LibX Toolbar
- 12. Bottom Up Depends on more structured data using agreed standards –URIs –RDF –OWL –HTML5 microformat –SPARQL
- 13. Advantages • Premanent increase in data quality • Better search visibility and higher ranking • Empower collaboration, data sharing and integration for bussiness applications
- 14. Challenges Some of the challenges of semantic web include –Vastness –Vagueness –Uncertainity –Inconsistency –Deciet