+A knowledge base is a centralized repository, a living library of information. It holds structured data and implicit rules, empowering systems like an [AI](/wiki/AI) to make informed decisions. This organized collection facilitates the sharing of expertise and supports efficient [Information Retrieval](/wiki/Information_Retrieval).
+## See also
+- [Expert System](/wiki/Expert_System)
+- [Database](/wiki/Database)
+- [Data Mining](/wiki/Data_Mining)
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