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- The function extreme value is an important aspect that applied maths solves the practical problem. 摘要函数极值是应用数学解决实际问题的一个重要方面。
- function extreme value 函数极值
- In a engineering practice, we often meet with the problem that how to seek the extreme value of one-humped function. 摘要在工程实践中,经常遇到求单峰函数的极值问题,对这类函数能迅速有效地求出最优点具有实际意义。
- In order to find the solution to the aforesaid extreme value of function, we have to discuss about the basic application of extreme value of function. 要解决生活实际中有关函数极值的问题,首先我们要探讨有关函数极值的一些基本求法。
- These methods are Lagrange mean-value theorem, monotone function, extreme value of function, Taylor formula, concave and convex function. 提出六种常用的方法,并指出每一种方法的适用类型、解决问题的关键和证明问题的具体步骤,最后结合实例说明方法的可用性。
- Considering an extreme value of certain set function, the "inverse relations" of pieeewise polynomials also are achieved generally. 借助于对某种集合函数极值性质的考察,一般地获得了分片多项式函数的“反关系”。
- Wenxue Li put forward a sufficient condition of conditional extreme value with Lagrange function, but his proof is wrong. 摘要李文学用拉格朗日函数提出求条件极值的充分条件,但他的证明却是错误的。
- Li Wen-xue puts forward a sufficient condition of conditional extreme value with Lagrange Function,but his proof is wrong. 李文学用拉格朗日函数提出求条件极值的充分条件,但他的证明却是错误的。
- The calculations of extreme value for monadic and binary function are essential problem in mathematical analysis, which can apply to calculate maximum and minimum. 摘要求一元、二元函数的极值问题是数学分析中的基本内容,可应用于实践中求最大、最小的问题。
- This text derives out the sufficient condition again no using Lagrange function, but direct eliminating a variable from the side condition to transform conditional extreme value into the unconditional extreme value. 本文不用拉格朗日函数,而是直接通过消去一个变量将条件极值转化成无条件极值,重新推导出充分性条件。
- By using Taylor's formula, the article deduces the sufficient condition of the existent extreme value and the necessary condition of the inexistent extreme value of trinary function. 通过利用泰勒公式推导出判断三元函数极值存在的充分条件和极值不存在的必要条件。
- Indoor radon distribution in Switzerland: lognormality and Extreme Value Theory. 瑞士室内氡气分布:对数常态及极端值理论。
- In this paper, global and local indoor radon distributions are modeled using Extreme Value Theory (EVT). 本文中全球及地区室内氡气浓度分布使用极端值理论。
- For the Weibull population problem,we make a log transformation and deal the Extreme Value problems. 我们对韦伯母体的处理方式,可以考虑作对数转换,将此问题化成极值分配问题。
- Because the extreme point of the energy function E(W)(W)(W is weight vector)is equal to zero point of the gradient,tracking the energy function extreme point can be converted into tracking its gradient function zero point. 因为能量函数E(W)(W是权重矢量)的极值点相当于梯度wE(W)的零点;因此;对能量函数极值点的跟踪可以转化为对其梯度函数零点的跟踪.
- Along with temperature ascension,the H_2/CO existence extreme value,in this experimental research scope,may reach 1.8 most greatly. 随着温度的升高;产物中H2/CO存在极值;在本实验的研究范围内;最大可达1.;8;
- It's known that extreme value point and inflexion point can be discussed through the first derivation, and the second derivation. 摘要我们已经知道利用一阶导数、二阶导数讨论函数极值点、拐点的方法。
- The Extreme Value Theory(EVT)is a kind of modelling technology.It can be used to predict abnormal phenomena or minimum probability events. 极值统计讨论随机现象中的极端情况,用来对异常现象的发生做统计分析。
- We present a composite extreme value control problem of the coal powder ball fanning mill,and propose a simulating human-behave intelligent fuzzy control algorithm. 提出了煤粉球磨机综合极值控制问题,研究了将仿人智能控制与模糊控制相融合的智能控制算法。
- Lechner J A, Simiu E, Heckert N A. Assessment of "Peaks Over Threshold" method for estimating extreme value distribution tail[J]. Structural Safety. 1993, 12(?): 305-314. 段忠东;欧进萍等.;极值风速的最优概率模型[J];土木工程学报;录用待发表
