knowledge baseIt is a special database that is used for knowledge management to facilitate the collection, organization and extraction of relevant field knowledge. The knowledge in the database comes from field experts. It is a collection of field knowledge related to problem solving, covering basic facts, rules and other relevant information.

A knowledge base is a structured, easy-to-operate, easy-to-use, and fully organized knowledge cluster in knowledge engineering. It is a collection of interconnected knowledge pieces that are stored, organized, managed, and used in computer memory using a certain knowledge representation method to meet the needs of solving problems in a certain field.

These pieces of knowledge include theoretical knowledge and factual data related to the field, and heuristic knowledge obtained from expert experience, such as definitions, theorems, operating rules and common sense knowledge related to a certain field.