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基于不确定规则推理的云制造知识服务方法

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针对知识服务的模糊性和随机性,提出知识服务的多维多条件云映射不确定规则推理方法.基于知识服务过程分析,建立了知识服务云模型,通过对不同任务需求前件和知识规则后件的云模型进行多元组合,完成了云制造知识服务从定量输入到定性推理再到定量输出的映射变换,构造了知识服务云模型的多维多规则推理结构,并给出了推理算法.通过应用算例,分析总结了云制造中业务需求与知识资源之间不确定映射关系在值域空间和确定度空间的分布,为实现云制造知识服务精确配送提供了新思路.
Knowledge service method of cloud manufacturing based on uncertain rule reasoning
Aiming at the randomness and fuzziness of knowledge service,an uncertain multi-dimension and multi-rule reasoning method for knowledge service cloud mapping was presented.The cloud model of knowledge service was established based on requirements analysis of knowledge service.Through combining the service demand antecedent with the knowledge rule consequent,the transition process that the knowledge service from quantitative input to qualitative reasoning and then to quantitative output could be realized,the multi-dimensions and multi-rules reasoning was constructed on the basis of the mapping,and the reasoning algorithm was put forward.The distribution of uncertain mapping relation between service demand and knowledge resource was analyzed in the range space and certainty space in the case.The research result provided a novel approach for realizing the precise knowledge pushing of cloud manufacturing.

cloud manufacturingknowledge service cloud modeluncertain rules reasoningmapping transitionprecise pushing

阴艳超、丁卫刚、吴磊

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昆明理工大学机电工程学院,云南昆明 650500

云制造 知识服务云模型 不确定规则推理 映射变换 精确配送

国家自然科学基金资助项目

51365022

2015

计算机集成制造系统
中国兵器工业集团第210研究所

计算机集成制造系统

CSTPCDCSCD北大核心EI
影响因子:1.092
ISSN:1006-5911
年,卷(期):2015.21(4)
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