Editing Knowledge base (section)

{{Short description|Information repository with multiple applications}}
{{Use dmy dates|date=February 2021}}
{{more citations needed|date=June 2014}}

In [[computer science]], a '''knowledge base''' ('''KB''') is a set of sentences, each sentence given in a [[Knowledge representation and reasoning|knowledge representation language]], with [[Interface (computing)|interfaces]] to tell new sentences and to ask questions about what is known, where either of these interfaces might use [[inference]].<ref>{{Cite book |last1=Russell |first1=Stuart J. |author-link1=Stuart J. Russell |chapter=Knowledge-based agents |title=Artificial intelligence: a modern approach |date=2021 |others=[[Peter Norvig]], Ming-Wei Chang, Jacob Devlin, Anca Dragan, [[David Forsyth (computer scientist)|David Forsyth]], [[Ian Goodfellow]], [[Jitendra Malik]], Vikash Mansinghka, [[Judea Pearl]], Michael J. Wooldridge |isbn=978-0-13-461099-3 |edition=Fourth |location=Hoboken, NJ |publisher=Pearson |oclc=1124776132}}</ref> It is a technology used to [[information storage|store]] complex [[structured data]] used by a [[Computer|computer system]]. The initial use of the term was in connection with [[expert systems]], which were the first [[knowledge-based systems]].