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Mathematical Modeling of Possibility Markov Chains by Possibility Theory
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作者 Yoshiki Uemura Takemura Kazuhisa Kenji Kita 《Applied Mathematics》 2024年第8期499-507,共9页
Statistical regression models are input-oriented estimation models that account for observation errors. On the other hand, an output-oriented possibility regression model that accounts for system fluctuations is propo... Statistical regression models are input-oriented estimation models that account for observation errors. On the other hand, an output-oriented possibility regression model that accounts for system fluctuations is proposed. Furthermore, the possibility Markov chain is proposed, which has a disidentifiable state (posterior) and a nondiscriminable state (prior). In this paper, we first take up the entity efficiency evaluation problem as a case study of the posterior non-discriminable production possibility region and mention Fuzzy DEA with fuzzy constraints. Next, the case study of the ex-ante non-discriminable event setting is discussed. Finally, we introduce the measure of the fuzzy number and the equality relation and attempt to model the possibility Markov chain mathematically. Furthermore, we show that under ergodic conditions, the direct sum state can be decomposed and reintegrated using fuzzy OR logic. We had already constructed the Possibility Markov process based on the indifferent state of this world. In this paper, we try to extend it to the indifferent event in another world. It should be noted that we can obtain the possibility transfer matrix by full use of possibility theory. 展开更多
关键词 Possibility Markov Chain Ergodic Condition direct sum state Prior Indiscriminate state Posterior Discriminatory state
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两类模糊有限状态机积的交换性 被引量:8
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作者 谢正卫 翟莹 +2 位作者 黄飞丹 易忠 邓培民 《计算机研究与发展》 EI CSCD 北大核心 2014年第9期2130-2136,共7页
利用代数工具矩阵、半群等对两类模糊有限状态机的交换性作了进一步的研究.首先给出了模糊有限状态机是可交换的几个等价刻画,即模糊有限状态机交换与其状态转移矩阵关于模糊矩阵乘法交换等价,与其输入集上字符串关于同余关系构成的乘... 利用代数工具矩阵、半群等对两类模糊有限状态机的交换性作了进一步的研究.首先给出了模糊有限状态机是可交换的几个等价刻画,即模糊有限状态机交换与其状态转移矩阵关于模糊矩阵乘法交换等价,与其输入集上字符串关于同余关系构成的乘法半群交换等价,并讨论了模糊有限状态机的直积、级联积、圈积以及和的交换性.其次提出了Mealy-型模糊有限状态机是可交换的概念,同时在新的概念下详细地研究了Mealy-型模糊有限状态机的直积、级联积、圈积以及和、商的交换性.得到了两个(Mealy-型)模糊有限状态机的完全直积、和交换的充要条件;得到两个(Mealy-型)模糊有限状态机的圈积、级联积交换的一个充分条件;证明了商Mealy-型模糊有限状态机保持原Mealy-型模糊有限状态机的交换性.最后给出判别模糊有限状态机交换性的算法. 展开更多
关键词 (Mealy-型)模糊有限状态机 交换 直积 级联积 圈积
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