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Understanding Linked Data via EAV Model based Structured Descriptions

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Kingsley Uyi Idehen
Kingsley Uyi Idehen

Multi part series of presentations aimed at demystifying Linked Data via: 1. Introducing Entity-Attribute-Value Data Model 2. Exploring how we describe things 3. Referents, Identifiers, and Descriptors trinity .

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Demystifying Linked Data Via Entity-Attribute-Value (EAV) Data Model By Kingsley Idehen Twitter ID: @kidehen Founder & CEO, OpenLink Software © 2010 OpenLink Software, All rights reserved.
Presentation Goals ,[object Object],[object Object],[object Object],© 2010 OpenLink Software, All rights reserved.
Situation Analysis ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 OpenLink Software, All rights reserved.
A Few Definitions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 OpenLink Software, All rights reserved.
Understanding Data ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 OpenLink Software, All rights reserved.
Entity-Attribute-Value Model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 OpenLink Software, All rights reserved.
How We Describe Things ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 OpenLink Software, All rights reserved.
The Description Process ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Repeat the process for each Attribute ,[object Object],[object Object]
EAV based Description of a Blog Post Entity Ref. (ID) Attribute Ref. (ID) Value (Literal or Ref.) #PostID #maker #KingsleyIdehen #PostID #subject “ Linked Data” #PostID #type #BlogPost #KingsleyIdehen #type #Person #KingsleyIdehen #Interest #LinkedData
© 2008 OpenLink Software, All rights reserved. Description of a Linked Data Space
Common Web Page Experience (View Source Pattern) Rendered Page (Markup Presentation) Markup © 2010 OpenLink Software, All rights reserved.
Other Aspects of a Web Page (Dark Side – “Page Descriptor”) Page Descriptor Rendered Page Page Markup © 2010 OpenLink Software, All rights reserved.
Perceivable Representation (“Sense”) Trinity (Referent, Identifier, and Descriptor) Referent Identifier (e.g. Generic HTTP scheme URI) Descriptor (“Sense”) (@ Address Identified by URL) Description Representation (E-A-V Graph Pictorial) Carries Description Of Access To (De-reference) Identifies (Names) © 2010 OpenLink Software, All rights reserved.
Representation Trinity (Referent, Identifier, and Descriptor/Sense) © 2010 OpenLink Software, All rights reserved.
Our Perceptions (Context Lens Prisms) What’s Inside This? V E A E V A E A V A © 2010 OpenLink Software, All rights reserved. Structured Data (Lots of E-A-V Records)
Lots of Connected Perceptions (Linked Data Spaces) Structured Data Your Data Space My Data Space Their Group Data Space Our Group Data Space Structured Data Structured Data Structured Data © 2010 OpenLink Software, All rights reserved.
Gestalt (Our Data Space) Your Data Space Their Data Space My Data Space Lots of Connected Perceptions (Linked Data Spaces)
© 2008 OpenLink Software, All rights reserved. Gestalt (Collective Intelligence)
Ultimately You Want “To Discover” or “Be Discovered” Seeks Finds Matches Offers Make Sale Linked Data Spaces increase our Serendipitous Discovery Quotient (SDQ)
You Only Need a LINK to Add Your Piece To The Puzzle! Structured Data Structured Data Structured Data Structured Data © 2010 OpenLink Software, All rights reserved.
Use LINKs to Mesh Your Perceptions with Others Structured Data Structured Data Structured Data Structured Data © 2010 OpenLink Software, All rights reserved.
Additional Material ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 OpenLink Software, All rights reserved.
Contd. Additional Material ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 OpenLink Software, All rights reserved.

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Understanding Linked Data via EAV Model based Structured Descriptions

  • 1. Demystifying Linked Data Via Entity-Attribute-Value (EAV) Data Model By Kingsley Idehen Twitter ID: @kidehen Founder & CEO, OpenLink Software © 2010 OpenLink Software, All rights reserved.
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9. EAV based Description of a Blog Post Entity Ref. (ID) Attribute Ref. (ID) Value (Literal or Ref.) #PostID #maker #KingsleyIdehen #PostID #subject “ Linked Data” #PostID #type #BlogPost #KingsleyIdehen #type #Person #KingsleyIdehen #Interest #LinkedData
  • 10. © 2008 OpenLink Software, All rights reserved. Description of a Linked Data Space
  • 11. Common Web Page Experience (View Source Pattern) Rendered Page (Markup Presentation) Markup © 2010 OpenLink Software, All rights reserved.
  • 12. Other Aspects of a Web Page (Dark Side – “Page Descriptor”) Page Descriptor Rendered Page Page Markup © 2010 OpenLink Software, All rights reserved.
  • 13. Perceivable Representation (“Sense”) Trinity (Referent, Identifier, and Descriptor) Referent Identifier (e.g. Generic HTTP scheme URI) Descriptor (“Sense”) (@ Address Identified by URL) Description Representation (E-A-V Graph Pictorial) Carries Description Of Access To (De-reference) Identifies (Names) © 2010 OpenLink Software, All rights reserved.
  • 14. Representation Trinity (Referent, Identifier, and Descriptor/Sense) © 2010 OpenLink Software, All rights reserved.
  • 15. Our Perceptions (Context Lens Prisms) What’s Inside This? V E A E V A E A V A © 2010 OpenLink Software, All rights reserved. Structured Data (Lots of E-A-V Records)
  • 16. Lots of Connected Perceptions (Linked Data Spaces) Structured Data Your Data Space My Data Space Their Group Data Space Our Group Data Space Structured Data Structured Data Structured Data © 2010 OpenLink Software, All rights reserved.
  • 17. Gestalt (Our Data Space) Your Data Space Their Data Space My Data Space Lots of Connected Perceptions (Linked Data Spaces)
  • 18. © 2008 OpenLink Software, All rights reserved. Gestalt (Collective Intelligence)
  • 19. Ultimately You Want “To Discover” or “Be Discovered” Seeks Finds Matches Offers Make Sale Linked Data Spaces increase our Serendipitous Discovery Quotient (SDQ)
  • 20. You Only Need a LINK to Add Your Piece To The Puzzle! Structured Data Structured Data Structured Data Structured Data © 2010 OpenLink Software, All rights reserved.
  • 21. Use LINKs to Mesh Your Perceptions with Others Structured Data Structured Data Structured Data Structured Data © 2010 OpenLink Software, All rights reserved.
  • 22.
  • 23.