domain-specific knowledge

Domain-dependent knowledge is the specialised knowkedge of a specific topic or area of expertise. Domain-dependent knowledge is used in contrast with domain-independent knowledge, which is common sense or general knowledge. For example, a medical expert system may use a lareg mdeical ontology or use data on the prevalance of diseases to perform Bayesian reasonong. While the rules of reasoning are a simple form of domain-independent knowledge, the ontology and detailed daat are domain dependent.