It introduces the concrete realization course of the expert system and traverses the inference mechanism based on rule, case, model and hybrid reasoning.
介绍了专家系统的具体实现过程，对基于规则、基于案例、基于模型以及混合推理的推理机制进行了研究。
Based on rough set theory, a rule inference approach of integrating the importance of attributes with the emergence frequency of attribute value is proposed.
提出一种基于粗集理论的，把属性的重要性和属性值的出现频率综合起来进行规则推理的方法。
According to the characteristics in intelligent instrument faults, the hybrid inference method combining rule-based reasoning and case-based reasoning is adopted.
针对智能仪器的故障特点，采用规则推理和事例推理相结合的混合推理技术。
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