Linked Data, a historic perspective

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Linked DataA history perspective

Lieke@Linkeddatafactory.nl

http://evolutionofweb.appspot.com

< 1994

HTTP server

HTML pages

> 1994

HTTP server + web application server

APP CODEDATA

DYNAMISCHE CONTENT+ =

> 1996Intranet

Extranet

Client-Server

DYNAMIC CONTENT

CODEDATA +

DYNAMIC CONTENT

DYNAMIC CONTENT

CODEDATA +

CODEDATA +

Firewall image: http://www.reviversoft.com/

http://www.wordstream.com/articles/internet-search-engines-history

DYNAMIC CONTENT

CODEDATA +

DYNAMIC CONTENT

DYNAMIC CONTENT

CODEDATA +

CODEDATA +

DYNAMISCHE CONTENT

CODEDATA +

DYNAMISCHE CONTENT

DYNAMISCHE CONTENT

CODEDATA +

CODEDATA +

INTEROPERABILITY

INTEROPERABILITYPhysical

Semantics

DATA DATA

DATA DATA

“Adres” “PostAdres”

=?

1989

GOV portals:

USA: May 2009UK: Sept 2009NL: Okt 2011

Tear down this wall!

No change

HTTP server + web application server

CODEDATA

DYNAMISCHE CONTENT+ =

Image from: http://www.w3.org/People/Berners-Lee/FAQ.html

Notebook Tim Berners-Lee

ECP members

The Web of Data

http://ecp.nl/leden/Organisation

http://ecp.nl/leden/Name

http://ecp.nl/leden/Function

http://ecp.nl/leden/data/TNO

http://ecp.nl/leden/data/Bob

http://ecp.nl/leden/data/advisor

The Web of Data

DYNAMIC CONTENT

CODEDATA +

DYNAMIC CONTENT

DYNAMISCHE CONTENT

CODEDATA +

CODEDATA +

INTEROPERABILITY

DYNAMIC CONTENT

CODEDATA +

DYNAMIC CONTENT

DYNAMIC CONTENT

CODEDATA +

CODEDATA +

DYNAMIC CONTENT

CODEDATA +

DYNAMIC CONTENT

DYNAMIC CONTENT

CODEDATA +

CODEDATA +

DYNAMIC CONTENT

CODEDATA +

DYNAMIC CONTENT

DYNAMIC CONTENT

CODEDATA +

CODEDATA +

DYNAMIC CONTENT

DATA +

DYNAMIC CONTENT

DYNAMIC CONTENT

DATA +

DATA +

CODE CODE

CODE

DYNAMISCHE CONTENT

CODEDATA +

DYNAMISCHE CONTENT

DYNAMISCHE CONTENT

CODEDATA +

CODEDATA +

DYNAMIC CONTENT

CODEDATA +

DYNAMIC CONTENT

DYNAMIC CONTENT

CODEDATA +

CODEDATA +

So…:

•Linked Data is: open for reuse• Economic value, social value• Innovation

•Linked Data solves interoperability problem• Semantical•Physical

@linkeddatafact@liekeverhelst

info@linkeddatafactory.nl