Artificial Intelligence
Knowledge Graph
Also known as: entity graph, semantic graph & search knowledge graph
Plain English
A glossarySystemA system is a collection of interconnected components that work together to achieve a specific function or outcome.Open glossary term that connects information and relationships.
Definition
A knowledge graph is a structured representation of glossaryEntityAn entity is a clearly defined concept, object, or thing that can be understood independently, such as a person, place, organisation, or idea.Open glossary term and their relationships, used by glossarySearchSearch is the functionality that allows users to find content or information by entering queries. It relies on indexing, metadata, and relevance algorithms to return useful results.Open glossary term engines and AI glossarySystemA system is a collection of interconnected components that work together to achieve a specific function or outcome.Open glossary term to understand and connect information.
In practice
Used to provide richer glossarySearchSearch is the functionality that allows users to find content or information by entering queries. It relies on indexing, metadata, and relevance algorithms to return useful results.Open glossary term results, connect related concepts, and support AI-generated answers.
In context
It explains why glossaryConsistencyConsistency is the use of uniform patterns, behaviours, and visual elements across a product to create familiarity and predictability. It helps users learn once and apply that knowledge throughout the experience.Open glossary term matters across your site and beyond it. Conflicting descriptions of the same organisation weaken the glossaryConfidenceConfidence is the level of certainty in a decision or outcome based on available evidence.Open glossary term anything is attached with.
The reality
If your content is not connected to recognised glossaryEntityAn entity is a clearly defined concept, object, or thing that can be understood independently, such as a person, place, organisation, or idea.Open glossary term, it is far less likely to be surfaced.
Compared with
Knowledge Graph vs Database
A database stores records in defined tables. A knowledge graph stores glossaryEntityAn entity is a clearly defined concept, object, or thing that can be understood independently, such as a person, place, organisation, or idea.Open glossary term and the relationships between them, so connections can be traversed and inferred rather than joined by hand.
FAQ
Common questions
A few practical answers to the questions that usually come up around this term.
What is a knowledge graph?
It is a glossarySystemA system is a collection of interconnected components that work together to achieve a specific function or outcome.Open glossary term that maps glossaryEntityAn entity is a clearly defined concept, object, or thing that can be understood independently, such as a person, place, organisation, or idea.Open glossary term and their relationships.
Why is a knowledge graph important?
It helps glossarySearchSearch is the functionality that allows users to find content or information by entering queries. It relies on indexing, metadata, and relevance algorithms to return useful results.Open glossary term engines understand glossaryContextContext is the set of surrounding conditions that shape how someone behaves and decides, including their goal, their environment, their time pressure, and what happened immediately before. The same action can mean different things in different contexts.Open glossary term and connections.
Where are knowledge graphs used?
In glossarySearchSearch is the functionality that allows users to find content or information by entering queries. It relies on indexing, metadata, and relevance algorithms to return useful results.Open glossary term engines and AI glossarySystemA system is a collection of interconnected components that work together to achieve a specific function or outcome.Open glossary term.
How do knowledge graphs improve search?
By linking related concepts and improving relevance.
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