Linked Data an Introduction
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![Page 1: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/1.jpg)
an introductionRichard WallisTalis@rjw
Linked Data
#talisldod
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The impact of Linked Data will be greater
than the World Wide Web it builds upon.
Linked Data
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© Computer History Museum
Linked Data
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Graph based data modelGlobally Distributed
URI identifiersWeb native
© Computer History Museum
Linked Data
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© Computer History Museum
Graph based data modelGlobally Distributed
URI identifiersWeb native
Not new....
© Computer History Museum
Linked Data
![Page 6: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/6.jpg)
http://en.wikipedia.org/wiki/Image:Ancientlibraryalex.jpg
Graph based data modelGlobally Distributed
URI identifiersWeb native
Callimachus - 300BCNot new....
© Computer History Museum
Linked Data
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The Linked Data Journey
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The Linked Data Journey
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The Linked Data Journey
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The Linked Data Journey
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The Web of Documents
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The Web of Documents
A global network of linked documents
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The Web of Documents
A global network of linked documents
A place where anyone can say anything about anything
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The Web of Documents
A global network of linked documents
A place where anyone can say anything about anything
A vast collection of human-readable knowledge (and opinion)
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The Web of Documents
A global network of linked documents
A place where anyone can say anything about anything
A vast collection of human-readable knowledge (and opinion)
Documents are linked, but links are not qualified
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Network of Linked Documents
unqualified links
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Network of Linked Documents
unqualified links
no such thing as a negative link
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Semantic Web
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2001 - 2007
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2001 - 2007
Semantic Web Research
Standards BuildingRDF SPARQL
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The Web of Documents
![Page 26: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/26.jpg)
The Web of Documents
A global network of linked documents
A place where anyone can say anything about anything
A vast collection of human-readable knowledge (and opinion)
Documents are linked, but links are not qualified
![Page 27: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/27.jpg)
A global network of linked statements
A place where anyone can say anything about anything
A vast collection of machine-readable knowledge (and opinion)
Statements are linked, and links are qualified
The Web of Data
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Linked Data
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Tim Berners-Lee
Linked Data
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Tim Berners-Lee Weaving
the Web⤵Author
Linked Data
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Tim Berners-Lee Weaving
the Web
Mark Fischetti
⤵⤵Author
Author
Linked Data
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Tim Berners-Lee Weaving
the Web
Mark Fischetti
⤵⤵ ⤵ Harper Paperbacks
Author
Author Published by
Linked Data
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Tim Berners-Lee Weaving
the Web
Mark Fischetti
⤵⤵ ⤵ Harper Paperbacks
⤵Author
Author Published by
Sold by
Linked Data
Amazon.com
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Linked Data
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Linked Data
http://blog.ted.com/2009/03/13/tim_berners_lee_web/
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Data
OpenLinkedLinkedLinked Open
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ConfusionData
OpenLinkedLinkedLinked Open
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DataOpenLinkedLinkedLinked Open
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DataLinked LinkedLinked Open
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DataLinked Linked Open
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Data Open and/or Linked
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1. Data can be open, while not being linked
2. Data can be linked, while not being open
3. Data which is both open and linked is increasingly viable
4. The Semantic Web can only function with data which is both open and linked
Paul Walk - UKLON
Data Open and/or Linked
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Difficult?
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http://www.flickr.com/photos/32348401@N00/327430459/
Difficult?
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http://www.flickr.com/photos/32348401@N00/327430459/
Difficult?
NO
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Different?
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Different?
![Page 62: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/62.jpg)
Different?
YES
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http://www.flickr.com/photos/38834306@N00/5433464054/
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http://www.flickr.com/photos/38834306@N00/5433464054/
For the first couple of days it’s like standing on your head...
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http://www.flickr.com/photos/38834306@N00/5433464054/
For the first couple of days it’s like standing on your head...
Liberation..
from RDBMS constraints
![Page 66: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/66.jpg)
http://www.flickr.com/photos/38834306@N00/5433464054/
For the first couple of days it’s like standing on your head...
Liberation..
from RDBMS constraints
from data silos
![Page 67: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/67.jpg)
http://www.flickr.com/photos/38834306@N00/5433464054/
For the first couple of days it’s like standing on your head...
Liberation..
from RDBMS constraints
from data silos
of data modelling
![Page 68: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/68.jpg)
http://www.flickr.com/photos/38834306@N00/5433464054/
For the first couple of days it’s like standing on your head...
Liberation..
from RDBMS constraints
from data silos
of data modelling
of ideas
![Page 69: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/69.jpg)
http://www.flickr.com/photos/38834306@N00/5433464054/
For the first couple of days it’s like standing on your head...
Liberation..
from RDBMS constraints
from data silos
of data modelling
of ideas
for subsequent projects
![Page 70: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/70.jpg)
Linked Data
![Page 71: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/71.jpg)
Linked Data
• Techniques - not new
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Linked Data
• Techniques - not new• Built on the Web
![Page 73: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/73.jpg)
Linked Data
• Techniques - not new• Built on the Web• Real implementation of Sem Web standards
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Linked Data
• Techniques - not new• Built on the Web• Real implementation of Sem Web standards• Web Native data
![Page 75: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/75.jpg)
Linked Data
• Techniques - not new• Built on the Web• Real implementation of Sem Web standards• Web Native data• Linked Open/Enterprise/Commercial Data
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Linked Data
• Techniques - not new• Built on the Web• Real implementation of Sem Web standards• Web Native data• Linked Open/Enterprise/Commercial Data• Open World Modelling
![Page 77: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/77.jpg)
Linked Data
• Techniques - not new• Built on the Web• Real implementation of Sem Web standards• Web Native data• Linked Open/Enterprise/Commercial Data• Open World Modelling• Value add
![Page 78: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/78.jpg)
Linked Data
• Techniques - not new• Built on the Web• Real implementation of Sem Web standards• Web Native data• Linked Open/Enterprise/Commercial Data• Open World Modelling• Value add• A different way of thinking
![Page 79: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/79.jpg)
Linked Data
• Techniques - not new• Built on the Web• Real implementation of Sem Web standards• Web Native data• Linked Open/Enterprise/Commercial Data• Open World Modelling• Value add• A different way of thinking• Ease of reuse
![Page 80: Linked Data an Introduction](https://reader034.fdocuments.us/reader034/viewer/2022051610/548d1dfdb47959f2248b48e6/html5/thumbnails/80.jpg)
Linked Data
• Techniques - not new• Built on the Web• Real implementation of Sem Web standards• Web Native data• Linked Open/Enterprise/Commercial Data• Open World Modelling• Value add• A different way of thinking• Ease of reuse • Reduced development costs/effort