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该文根据鱼病专家的诊断知识,提出了将专家知识分为规划层—策略层—事实层三层的层次结构,采用UML对其进行建模,为实现元推理提供了一种机制,从而实现了将规划知识与知识库分离,提高了诊断的质量与效率。
According to the diagnostic knowledge of fish disease experts, this paper proposes to divide the expert knowledge into three levels: planning level, strategy level and fact level. The UML model is used to provide a mechanism for meta-reasoning It realizes the separation of planning knowledge and knowledge base and improves the quality and efficiency of diagnosis.