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Knowledge panel data about Thomas Jefferson displayed on Google Search, as of January 2015. The Google Knowledge Graph is a knowledge base from which Google serves relevant information in an infobox beside its search results. This allows the user to see the answer in a glance, as an instant answer. The data is generated automatically from a ...
In knowledge representation and reasoning, a knowledge graph is a knowledge base that uses a graph-structured data model or topology to represent and operate on data. Knowledge graphs are often used to store interlinked descriptions of entities – objects, events, situations or abstract concepts – while also encoding the free-form semantics ...
Metaweb was acquired by Google in a private sale announced on 16 July 2010. [4] Google's Knowledge Graph is powered in part by Freebase. [5] During its existence, Freebase data was available for commercial and non-commercial use under a Creative Commons Attribution License, and an open API, RDF endpoint, and a database dump is provided for ...
The Knowledge Graph is a knowledge base used by Google to enhance its search engine's results with information gathered from a variety of sources. [66] This information is presented to users in a box to the right of search results. [67]
The original use of the term knowledge base was to describe one of the two sub-systems of an expert system.A knowledge-based system consists of a knowledge-base representing facts about the world and ways of reasoning about those facts to deduce new facts or highlight inconsistencies.
The knowledge base is divided into microtheories. Unlike the knowledge base as a whole, each microtheory must be free from monotonic contradictions. Each microtheory is a first-class object in the Cyc ontology; it has a name that is a regular constant. The concept names in Cyc are CycL terms or constants. [6]
Later, results from querying the knowledge graph complemented string-based search in producing the ranked list of search results as well. A large amount of the information presented in the knowledge panel infoboxes is retrieved from Wikipedia and the CIA World Factbook. [8] In January 2019, Google donated $3 million to the Wikimedia Foundation.
Google Base was a database provided by Google which allowed users to add content such as text, images, and structured information in formats such as XML, PDF, Excel, RTF, or WordPerfect. Google Base was launched in 2005 [ 2 ] and downgraded to Google Merchant Center in September 2010.
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