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Knowledge Graph



What is Knowledge Graph?

Google is using knowledge Graphs to enhance it's Google search results. For this purpose it is exploiting information from a wide variety of sources which includes data from various websites like Freebase, Wikipedia and others. The data that is used has information about people, events, environment, cultural and historical happenings.

What Google's Knowledge graph do?

  • The box in the right side of the Google search page is delivered as a result of the search using Google's Knowledge Graph.



  • The top box showing the concise form of result when asked a question in Google search is also delivered through Knowledge Graph.



  • Knowledge graphs are also used when we have search queries like top movies, songs, novels etc or list of latest books etc.

     

  • Most often the answers that are used by Google Assistant are kind of summary of the search using knowledge Graph.

How it works?

Semantic information is collected from various and varied sources, so that the content is rich. Graph data stricture and list is used by Knowledge graphs. Graphs stores the interlinking of information from sources and list stores external lists to websites if any. As the end of 2016, Knowledge Graph holds over 70 billion facts.

Other companies' knowledge graphs:

  • Microsoft Bing's Satori Knowledge Base, revealed to the public in mid-2013
  • Yandex's Object Answer (ru), released in 2015
  • Yahoo! and Baidu also have such technologies.
  • LinkedIn's Knowledge Graph, revealed to the public in Oct 2016. It is a dynamic graph updated in real time upon member profile changes and when new entities emerge.

Refrences

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