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Why Semantic Knowledge Graphs matter

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Most information professionals already know: separation of content and presentation helps to manage and deliver complex information. This can only be done by using enriched structured content. Some call this intelligent content.

But why exactly is metadata per document (some call it "tagging") not enough?

Here is a very brief slide-deck, which explains the difference between the traditional approach and the graph-based approach to develop not only a metadata layer seperated from the content layer, but also a knowledge layer on top of it.

Published in: Education

Why Semantic Knowledge Graphs matter

  1. 1. ‘Things’ but not strings: Building a ‘semantic knowledge graph’ http://www.mycom.com/ taxonomy/62346723 prefLabel Venice image http://www.mycom.com/ images/90546089 http://www.mycom.com/ taxonomy/97345854 prefLabel St. Mark’s Square altLabel Piazza San Marco http://www.mycom.com/t axonomy/4543567 prefLabel altLabel city square piazza has broader
  2. 2. The power of knowledge graphs: Agility, flexibility, complexity doc doc doc Norway France Austria Canada doc Norway France Austria Canada doc Show me all documents about European countries Traditional approach Graph-based approach doc doc doc
  3. 3. The power of knowledge graphs: Agility, flexibility, complexity doc doc doc Europe, Norway Europe, France Europe, Austria America, Canada doc Norway France Austria Canada doc Show me all documents from European countries Europe Traditional approach Graph-based approach Show me all documents about EU member countries doc doc doc
  4. 4. Norway France Austria Canada The power of knowledge graphs: Agility, flexibility, complexity doc doc doc Europe, Norway EU, Europe, France EU, Europe, Austria America, Canada doc doc doc doc doc Show me all documents from European countries Europe Traditional approach Graph-based approach Show me all documents about EU member countries EU
  5. 5. Norway France Austria Canada The power of knowledge graphs: Agility, flexibility, complexity doc doc doc Europe, Norway French, EU, Europe, France EU, Europe, Austria French, America, Canada doc doc doc doc doc Show me all documents from European countries Europe Traditional approach Graph-based approach Show me all documents about EU member countries French- speaking? French- speaking EU
  6. 6. Norway France Austria Canada The power of knowledge graphs: Agility, flexibility, complexity doc doc doc Europe, Norway French, EU, Europe, France EU, Europe, Austria French, America, Canada doc doc doc doc doc Show me all documents from European countries Europe Traditional approach Graph-based approach Show me all documents from EU member countries French- speaking? French- speaking EU Metadata per document Knowledge about metadata
  7. 7. Use Schema.org or other ontologies to extend your knowledge graph http://schema.org/City http://schema.org/TouristAttraction http://schema.org/ArtGallery http://www.mycom.com/ taxonomy/62346723 Venice prefLabel prefLabel St. Mark’s Square http://schema.org/containedIn http://schema.org/location Peggy Guggenheim Museum http://www.geonames.org/7302945 http://www.freebase.com/m/0q9rr http://dbpedia.org/resource/ Peggy_Guggenheim_Collection https://www.youtube.com/ VeniceGuggenheim http://www.mycom.com/ taxonomy/5456544 http://www.mycom.com/ taxonomy/7835488

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