将包括许多执行函数的算子,例如数据聚合、联接、分割和复杂函数。
Many operators that perform functions are included, such as data aggregation, joining, splitting, and complex functions.
上次我们看了,怎样利用拉格朗日算子,去求解一个受约束的,多变量函数的最大最小值。
OK, so last time we saw how to use Lagrange multipliers to find the minimum or maximum of a function of several variables when the variables are not independent.
每个Streams应用程序都是一系列算子,对流过的数据执行函数或计算。
Each Streams application is a series of operators that perform a function or calculation on the data that flows through it.
用红宝石的宝石协会,它是可能的定义不是(!)警惕的函数返回一个布尔值算子?
With Ruby gem aasm, is it possible to define the not (!) operator on guard functions that return a Boolean result?
在基本差分进化算法中,融入递增二次函数交叉算子以增加算法的收敛速度。
For the basic differential evolution algorithm, the increasing quadratic function crossover operator was added to increase the convergence speed.
基本解方法属于径向基函数类方法,它使用微分算子的基本解作为基于欧氏距离的径向基函数。
The method of fundamental solutions(MFS), one of the radial basis function(RBF) methods, employs the fundamental solutions to the governing differential operator as the Euclidean distance based RBF.
同时,提出了取代时间系数的概念,可以定量地衡量不同的选择算子、适应度函数变换方式的作用。
The takeover time coefficient is given, so the influence of different selection operators and transformation of fitness function can be measured quantitatively.
在第二章中,作者以谱分解、函数演算等为工具,给出一些重要的算子不等式与范数不等式。
In this chapter, we give some operator inequalities and norm inequalities by means of spectral decomposition and functional calculus.
本文改进了他的全部有关结果,并对正常算子值解析函数得到了相应的定理。
In this paper, all the relevant results of Fan Ky are improved and generalized to analytic operator functions.
良有界算子是这样一类算子,它对于在某个紧区间上绝对连续的函数具有有界的函数演算。
Well-bounded operators are those which possess a bounded functional calculus for the absolutely continuous functions on some compact intervals.
证明了任何一个内算子值函数都具有正合的无限时间可控和正合的可观测的适定的系统实现。
We show that any inner operator valued function has an exact infinite time controllable and exact observable well posed realization.
通过不变量算子的产生和湮灭算符,得到波函数和几率密度。
The wave function and probability density are obtained by the creation and annihilation operators of the invariant operator.
引入了模糊熵的方法来评价图像的增强效果,并对提出的正弦隶属度函数及广义模糊增强算子的特性进行了分析。
Fuzzy entropy is introduced to evaluate the enhancement effects and the characteristic of the sine membership function and generalized fuzzy enhancement operator is analyzed.
线性保持问题(简称LPP)刻画在矩阵空间上保持特定的函数,子集,关系等不变的线性算子。
Linear preserver problem (LPP for short) concerns the characterization of linear operators on matrix Spaces that leave certain functions, subsets, relations, etc.
本文研究带有齐性核的奇异积分算子与BMO函数的交换子。
The commutator generated by BMO functions and singular integral operators with homogeneous kernel is studied.
给出了有限频带函数利用平移不变算子的逼近与恢复。
Approximation and recovery of band-limited functions from shift-invariant operators is studied.
作者根据约束性代价函数原理提出了能够使得截断误差最小化的中心差分优化算子。
This paper presents an optimization of centered finite-difference operator based on the principle of constrained cost function, which can reduce the truncation error to minimum.
引入了卡氏和张量混合积空间上的对称化算子和相应的分块矩阵上的混合矩阵函数,给出了关于它们的若干关系式。
Symmetrizing operators on mixed cartesian and tensor product spaces and corresponding mixed matrix functions on partitioned matrices are introduced. Some relation formulae on them are given.
本文引入了余弦算子函数滤子积的概念。
The concept of filter product of cosine operator functions is introduced in this paper.
讨论了解析函数子族的积分变换,相应地给出了一类近于凸积分算子的某些结果。
In this paper, integral transforms of functions belong tot he class are investigated, some results of a close to convex integral operator are given as well.
给出了线性算子逼近球面函数的逼近阶。
The approximation estimates of spherical functions by linder operators are given.
函数优化实验研究表明,在算法中采用何种离散重组算子较为合适与算子的组合能力有关,也与优化问题有关。
Function optimization experiments show that which operator works better in an algorithm depends on both the combination capability of the operator and the problem to be optimized.
通过对滤子积余弦算子函数及生成元谱性质的讨论,建立了局部等度连续余弦算子函数的谱映象定理。
By discussing the filter product cosine operator function and the spectrum of it 's generator, the spectral mapping theorem for the locally equicontinuous cosine operator function is established.
函数空间点乘子的刻划对研究函数空间算子理论和函数空间性质有着直接的意义。
To characterize the pointwise multiplier of function space has the direct meaning to study the operator theory and property of function space.
通过混合使用多种杂交算子并辅之以间歇变异,提出了一种求解高维复杂函数全局优化问题的新型演化算法。
A new evolutionary algorithm based on hybrid crossovers and intermittent mutation for global optimization of complex functions with high dimensions is proposed.
该方法只需对某一核合成算子进行简单的几何旋转建立合成算子函数,避免了复杂的波场外推。
A surface synthesis operator function is simply constructed by geometrically rotating a certain kernel synthesis operator, instead of complicated wave extrapolations.
运用模糊算子可大大简化故障树结构函数的计算过程。
The calculation of the structure functions of the fault tree can be simplified greatly by means of fuzzy operator.
最后,我们利用单调函数去构造更一般的结合算子,从而导出很多常用的算子作为特例。
Lastly we construct more general aggregation operators by means of some monotonous functions, from which some frequently used operators are obtained as special cases.
最后,我们利用单调函数去构造更一般的结合算子,从而导出很多常用的算子作为特例。
Lastly we construct more general aggregation operators by means of some monotonous functions, from which some frequently used operators are obtained as special cases.
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