查询词典 fuzzy theory

This paper creatively engrafts elliptic curve encryption algorithm with fuzzy recognition theory, puts forward t-order iteration encryption and t-order iteration decryption algorithm of fuzzy recognition based on elliptic curve.

本文别具心裁地将椭圆曲线加密算法与模糊识别理论相互嫁接，提出基于椭圆曲线的模糊识别t-阶迭代加密与t-阶迭代解密算法。

It first recapitulates the basic theory and actuality about fuzzy set, gray systems and attribute mathematics. On this basis, some new theories and ways are presented, and they are substantiated from Opsearch and Control Theory as well as examples. Around the related range of Opsearch and Control Theory, the problems in economy and management are solved by use of Indeterminacy Mathematics Method.

首先概括总结了模糊集、灰色系统、属性数学的基本理论和现状，在此基础上，提出了一些新的理论和方法，并将它们充实到运筹学与控制理论及其实例中去，围绕运筹学与控制论所涉及的相关范围用不确定性数学方法解决经济和管理中的问题。

Based on which Professor Chen Shouyu subdivides membership into the absolute one and the relative one, and proposes a fuzzy optimization model as well as the theory and method of fuzzy optimization dynamic programming.

基于模糊数学，陈守煜教授将隶属度细分为绝对隶属度和相对隶属度，提出了多目标系统的模糊优选模型和多目标系统的模糊优选动态规划理论与方法。

In this paper, based on fuzzy logic theory, bringing up a subjoining fuzzy-DC control, and simulate the Tianshengqiao-Guangzhou AC/DC system, obtain the satisfying aftermath.

基于模糊逻辑推理，提出了一种附加模糊直流控制方法，并对天生桥—广州交直流互联系统进行了仿真，得到了满意的结果，表明这种方法具有一定的理论价值和实际意义。

Between this paper and to strengthen strength characteristic between position and original common working effect of structure carry on scientific analysis ruggedized construction, have expounded calculating the working routine that assumed and thestructure strengthened basically of ruggedized construction, then introduced the detailed one to the reinforcement technology of the reinforced concrete structure, have proposed to strengthen the scheme optimum seeking decision method, namely the decision method of fuzzy optimum seeking based on theory of the fuzzy set.

本文对加固结构的受力特征以及加固部位与原结构的共同工作效应进行科学的分析，阐明了加固结构的基本计算假定及结构加固的工作程序，然后对钢筋混凝土结构的加固技术进行了详细的介绍，并提出了加固方案的优选决策方法，即基于模糊集理论的模糊优选决策方法。

In view of the lack of consideration for the random and the fuzzy of design parameters in traditional optimal design for the machine tool spindle,the fuzzy reliability is introduced into the process, and then a mathematical model is estadlished in the light of the optimal design theory.

针对机床主轴常规优化设计不考虑设计参数的随机性和模糊性，提出将模糊可靠性引入到主轴的优化设计中，在常规优化设计的基础上建立了机床主轴模糊可靠性优化设计的数学模型。

According to trip-demand time and space distribution characteristics of urban citizens, the peak-hour trip factor and saturation of road network were chosen as the evaluation indexes, meanwhile the index calculation formulas were given; then on the basis of fuzzy logic theory and index characteristics, the membership functions were established by using fuzzy logic toolbox of MATLAB, and the evaluation results of two indexes were analyzed; Finally, the evaluation process was illustrated by a case study of Yangzhou and the results indicated the validity and practicability of the method presented in this paper.

根据城市居民出行需求的时间分布特性和空间分布特性，选用高峰小时出行系数和高峰小时路网饱和度作为评价指标，同时给出指标计算公式；进而以模糊逻辑理论和指标特性为基础，利用MATLAB中的模糊逻辑工具箱得到隶属度函数图形，并对指标值的评价结果进行了分析；最后，用本文提出的方法对扬州居民出行需求合理性进行评价，表明了该方法的有效性和实用性。

A study was performed of the randomness of external loads on high arch dams,including flood,earthquake,landslide of mountains,etc.,the weakening of concrete strength of arch dams and rock strength of dam foundation,and the fuzziness of evaluation criterion.The disadvantages of conventional deterministic assessment methods for the safety of arch dams based on the strength theory and stability theory were analyzed respectively.It is suggested that fuzzy mathematics theory should be introduced to safety evalua...

研究高拱坝洪水、地震、山体滑坡等外载荷，坝身混凝土、坝基岩石材料强度弱化等的随机性，以及评价准则的模糊性；分析了高拱坝分别基于强度理论和稳定理论确定性评价方法的不足，提出应该利用模糊数学方法解决具有随机性、模糊性的高拱坝安全评价问题；建立了基于结构可靠度理论的高拱坝失效概率故障树模型并给出了具体算例。

This article establishes two maths models of fuzzy reliable design for brake steel wire rope,which comprehensively uses fuzzy maths theory and reliable design method according to the study of brake steel wire rope of mine shaft.

以矿井井筒制动钢丝绳为研究对象，综合运用模糊数学理论及可靠性设计方法，建立了制动钢丝绳的 2种模糊可靠性设计数学模型，探讨了模糊变量与随机变量同时存在的制动钢丝绳的可靠性设计方法，并给出了计算示例。

With the rapid development of fuzzy control in industrials, the development of fuzzy control theory is followed.

相对于目前模糊控制在工业应用方面取得的巨大进展，模糊控制理论的发展要滞后一些。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。