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不确定模糊集的基本定理
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作者 黎永锦 赵志红 高东平 《中山大学学报(自然科学版)》 CAS CSCD 北大核心 2004年第5期1-4,共4页
不确定模糊集是基于信息和知识的不确定性提出来的,在处理信息系统中知识的不完善、不确定问题时有其自身的优点。定义了不确定模糊集上的截集,讨论了其性质。并在此基础上证明了不确定模糊集的分解定理、表现定理和扩展定理等基本定理。
关键词 不确定模糊集 不确定模糊截集 分解定理 表现定理 扩展定理
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动态不确定模糊集
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作者 黎永锦 赵志红 高东平 《中山大学学报(自然科学版)》 CAS CSCD 北大核心 2005年第3期12-14,共3页
Zadeh的模糊集理论主要用来处理不精确和不完全信息的不确定。提出了动态不确定模糊集的概念,它是模糊集和不确定模糊集的推广,在处理动态和不确定问题时具有很多优点。动态不确定模糊集的性质得到了深入研究,并给出了动态不确定模糊集... Zadeh的模糊集理论主要用来处理不精确和不完全信息的不确定。提出了动态不确定模糊集的概念,它是模糊集和不确定模糊集的推广,在处理动态和不确定问题时具有很多优点。动态不确定模糊集的性质得到了深入研究,并给出了动态不确定模糊集关于生成集的一个刻画。 展开更多
关键词 模糊集 不确定模糊集 不确定动态模糊集
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Similarity measure design on overlapped and non-overlapped data
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作者 LEE Sang-hyuk SHIN Seung-soo 《Journal of Central South University》 SCIE EI CAS 2013年第9期2440-2446,共7页
Similarity measure design on non-overlapped data was carried out and compared with the case of overlapped data.Unconsistant feature of similarity on overlapped data to non-overlapped data was provided by example.By th... Similarity measure design on non-overlapped data was carried out and compared with the case of overlapped data.Unconsistant feature of similarity on overlapped data to non-overlapped data was provided by example.By the artificial data illustration,it was proved that the conventional similarity measure was not proper to calculate the similarity measure of the non-overlapped case.To overcome the unbalance problem,similarity measure on non-overlapped data was obtained by considering neighbor information.Hence,different approaches to design similarity measure were proposed and proved by consideration of neighbor information.With the example of artificial data,similarity measure calculation was carried out.Similarity measure extension to intuitionistic fuzzy sets(IFSs)containing uncertainty named hesitance was also followed. 展开更多
关键词 similarity measure overlapped data non-overlapped data intuitionistic data
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