影视导演专家系统中的“缺元匹配-反馈提醒”控制策略

Partially Matching and Feedback Reminding Reasoning Control Strategy in Movies Director Expert System

本文提出一种“缺元匹配-反馈提醒”双向推理策略,解决了专业影视导演专家系统中多目标查询中无解的问题,并可通用于其它专家系统。“缺元匹配-反馈提醒”包括“缺元匹配”和“反馈提醒”两个子过程,“缺元匹配”是一个正向推理过程,它对规则的前提进行部分匹配并提出子目标,“反馈提醒”是一个反向推理过程,用于验证前一子过程提出的子目标并收集更多的事实信息。

This article introduces a partially matching and feedback reminding control stategy to solve the no solution problem in the sequel module of movie director expert system, which can be widely used in other expert system . Partially matching and feedback reminding control strategy includes such two sub - procedures as partially matching and feedback reminding. Partially matching is a forward reasoning process: which can match the premises of rule partially and provide sub - goal, while feedback reminding is a backward reasoning which is applied to verify the sub - goal given by the first sub- procedure and collect more facts.