In the paper, it provides the geometrical solution to extreme value of many variables function by geometric properties of objective function or constraint condition.
本文中,利用目标函数或约束条件的几何性质,提供了某些多元函数极值或最值问题的几何解法。
Extreme Value Theory was supposed to do that, but that's just "rearranging the deck chairs on the Titanic."
“极限价值理论”就是为此而设计的,但这不过是相当于重新安排泰坦尼克船上的座椅而已。
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。
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。
Besides, If it can not fill a rotated cubic arc of monotonic curvature, the method for computing extreme value of curvature is given.
在不能填充曲率单调的单拐曲线弧的情况,给出一个计算曲率极值点的曲率的公式。
Extreme value theory (EVT) is one of the best choices, which can effectively forecast and guard against the financial risk.
极值理论(evt)正是这样一种方法,它能有效地预测和防范金融极端风险。
The authors introduce extreme value distribution and describe the high price and low price by it.
将极端值分布函数用于股票最高价与最低价的描述。
With some practical examples, this paper presents a general method to determine the extreme value of ideal gas temperature in arbitrarily process.
文章给出了求解理想气体任意过程温度最值的一种普遍方法,并且举例加以说明。
Theorem 1 if is differentiable at, and is a local extreme value of, then.
定理1设函数在处可导,且在处取得极值,那么。
The results show that chirp is nonlinear and has extreme value near the center of the pulse and depends on the initial chirp.
研究结果表明:三阶色散所致啁啾是非线性的,存在极值,极值点在脉冲中心附近,并且与入射高斯脉冲的初始啁啾有关。
According to the definition of size chain of technology the essay brilliantly expounds the method and steps to solve size chain using the basic formula of extreme value.
前言:本文从工艺尺寸链的定义出发,详细地阐明了利用极值法的基本公式去求解工艺尺寸链的方法、步骤。
Carnot's Theorem discusses the extreme value of the efficiency of heat engines' cycles.
根据卡诺定理给出了热机的循环效率极大值问题。
The paper studied how to apply the theory of extreme value to the VAR method to rise the degree of estimating precise, and made empirical analysis.
论文研究了如何将极值理论与VAR计算方法相结合进行应用以提高计量精度,并对其作了实证分析。
The paper gave disperse pattern of laplace function under in - uniform grid, which fulfills acceptance character and error maximization theory. it also has fulfills the character of extreme value.
本文在一个不规则网路上离散拉普拉斯运算元的差分格式,不但能满足相容性及极值原理,而且还具有误差极少性质。
Some statistical test methods on "fat tail" distribution of time series are obtained by using properties of extreme value theory and extreme index estimator under large sample.
使用极值理论和极值指数估计量的性质,在大样本的情况下得到序列分布“肥尾”现象的检验方法。
In the recent years, the extreme value theory has being widely used in financial risk management.
中文摘要近年来,越来越多的风险控管将极值理论纳入风险的考量当中。
The condition of the existence of solution of functional extreme value problem applied to maximum thrust nozzle is also presented.
同时,还导出了最大推力喷管这个泛函极值问题解存在的条件。
To summarize the univariate extreme value distribution models and put forward a Combined distribution model, which is suitable for statistical analysis of storm surge in typhoon-effected area.
本文总结了海岸工程水文的一维统计分布模型,提出了适用于我国沿海风暴潮影响地区的增减水重现值计算模型——组合分布模型。
Analyzes the principle errors in measuring small dimensions by Fraunhofer diffraction, including Fraunhofer approximation error and the place detecting error of extreme value characteristic aspect.
分析了用夫朗荷费衍射测量微小尺寸的原理误差,包括夫朗荷费近似误差和极值特征点位置探测误差。
One kind of heteroscedasticity testing method was proposed through extreme value theory and extreme value index estimator.
应用极值理论,通过极值指数估计量,提出了一种可行的对异方差的检验方法。
The differences between the extreme value and weak extreme value in concept and in use are discussed.
通过定义并结合具体实例将极值和弱极值概念作以对比,以说明它们的区别。
Results show that there exists a high level impulse output area, called the "fuzzy extreme value", around the extreme impulse output value when human muscle is trained with different load.
研究结果表明:人体用不同载荷完成力量训练动作时,在输出冲量极点周围存在一个具有较高输出冲量水平的区域,称之为“模糊极点”。
Based on ordered statistic and extreme value theory, we give the simplify calculating method for structure reliability.
利用有序统计理论和极值理论,给出了结构强度的可靠度简化计算方法。
And considering the quality, extreme value, and high level of consumer demand for each product, they'll practically sell themselves.
并考虑到质量,极值,和高层次的消费需求为每种产品,他们将几乎出售自己。
Based on the minimum curvature radius definition and mid value theorem, the pape gives the method of determining the limit load of pile foundation through extreme value analysis.
文章根据最小曲率半径定义和中值定理,通过极值分析方法来确定桩基极限荷载。
This method can approach local extreme value available, but it is not the optimal solution or optimal resolution.
用这种方法可以有效逼近解的局部极小点,但不一定能得到最佳解或最佳的分辨率。
A new method based on the edge curvature area extreme-value and the edge correlation for efficient image registration is proposed.
提出了一种基于边缘曲率区域极值和边缘相关的图像配准方法。
First, an improvement of extreme value filtering is presented and then, an algorithm of fingerprint images based on the filtering of the ridge direction is discussed.
首先利用改进后的极值滤波器对指纹图像进行滤波,再用本文所提出的脊向滤波器对结果进行处理。
In this paper, a convenient judgement method about extreme value of one class multivariate functions-trivariate functions was given, and its application in reality was discussed.
本文给出一类多元函数—三元函数是否存在极值的快速判别方法,并讨论它在实际问题中的应用。
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。
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