However, optimization decisions are a complex function of various attributes, including the database environment and query characteristics, as well as the data itself. 然而,优化决策是各种属性的复杂函数,这些属性包括数据库环境、查询特征以及数据本身。
There are some different definitions on multiple valued functions in several complex function textbooks. 针对不同《复变函数》教材,对于一些多值函数定义不同而易于混淆的问题进行了分析。
An approach based on inequality point segmentation Differential Evolution ( DE) algorithm is presented to solve complex function numerical integral. 针对复杂函数的数值积分求解问题,提出一种基于不等距点分割的差分进化算法。
Hypercomplex function-the popularization of complex function on high dimension, has superiority on solving partial differential equations, which simplifies the process of solving many problems. 并以一个三元高次偏微分方程组和两个电磁场问题求解为例,用提出的方法得到了与经典求解法一致的结果。
There are many states and complex function_ δ_ on conventional solving methods of Turing Machine. 图灵机设计问题的常规解法一般有多个状态和较复杂的δ映像函数。
Use MATLAB to Improve the Teaching Quality of Complex Function 用MATLAB提高《复变函数》教学质量
Discussion of linear independence on several complex function sequences 关于几种复杂函数序列的线性无关性的讨论
Speed up reform Enhance competitive force Suit market change; Based on the complex function theory, the stress field was achieved by affine transformation. 论建筑企业适应市场变革增强竞争力的几点措施文中的应力场是借助于仿射变换的方法通过复变应力函数得到的。
Stratified Theory and Practice in Teaching Undergraduate Complex Function 本科复变函数分层教学的理论与实践
Application of complex function in ascertain effective dots of mining subsidence 复变函数在确定开采沉陷有效预计点中的应用
This article was to offer necessary and sufficient condition and application of conjugate differentiable complex function in complex system. 给出了复形式的复变函数的共轭可微性充要条件的证明及其重要应用。
Research and Practice on Teaching Reform of Functions of Complex Function and Integral Transformations 复变函数与积分变换教学改革研究与实践
The magnitude of the error is a complex function of the thickness, ledge width, mouth area, and possibly the permeability. 误差的大小是试样厚度、边缘宽度、杯口面积、可能还包括水蒸气透过量的综合影响。
Another Two Forms of Necessary and Sufficient Condition of Differentiable Complex Function; Teacher: Look at this formula. If I want to work out the area of a parallelogram, what do I have to know firstly? 复变函数可微性充要条件的另两种形式师:看看这个公式,要求出平行四边形的面积,必须知道哪两个条件?
In this paper, a method is put forward to solve the sum of combination number through the calculation of residue by using the conclusion of combination formula being expressed by the integral of complex function. 本文利用复变函数的积分表示组合公式,并通过残数的计算来处理组合数的求和问题。
Grid Computing has a key characteristic, that is, multiple systems cooperation and solving a complex program or realizing complex function together. 网格计算的一个显著的特点是多系统相互协作,共同解决一个复杂问题或者实现复杂的功能。
In dynamic state all the medium parameters are complex functions verse frequency, and wave expression is also a complex function verse frequency. 在动态情形下所有的介质参数都是依赖于频率的复函数,波也用频率的复函数表示。
Practice and discussion on the bilingual teaching in Complex Function Theory 《复变函数》双语教学的实践和探讨
In terms of stress wave theory and complex function, analytical solution for the interaction between blasting seismic wave and arbitrary shape underground chambers is deduced. 根据应力波理论和复变函数方法,建立了求解爆破地震波作用下任意形状洞室动态响应的解析方法。
The development of complex function theory proceeded apace in the latter part of the nineteenth century. 十九世纪后期,复函数的理论迅速地发展。
Functional test result shows that this algorithm has higher convergence property, and it is suitable for solving complex function optimization problem. 函数测试结果表明,该算法具有较好的收敛性能,适用于求解复杂函数优化问题。
The displacement solution is constructed by applying the methods of complex function and multi polar coordinates system. 利用复变函数和多极坐标方法构造了问题的位移解。
In this paper, the orthotropic bimaterial interlaminar fracture problem is studied by using theory of complex function. 采用复变函数方法研究了正交异性双材料层间断裂问题。
In the complex function, we can prove fundamental theorem of algebra in two different ways. 在复变函数论中,用了两种不同的方法证明了代数基本定理。
This paper introduces a schema control method for immune genetic algorithm to solve the complex function optimization. 该文提出在免疫遗传算法中引入模式控制的方法来解决复杂函数优化的问题。
Application of complex function series in summation of triangular progression 复变函数级数在三角级数求和中的应用
The double complex function method is a unique method in general relativity. 二重复函数方法是广义相对论中一种新颖、独特的理论。
The stress concentration of oval holes in infinite large plates is analyzed using complex function and conformal transformation techniques. 应用复变函数法,利用保角变换技术分析了无限大平板开腰圆孔的应力集中问题;
Structural meaning and lexical meaning are a complex function of sentence meaning. 结构意义和词汇意义是句子意义的复合函数。
Discussion on the tension and limit of impact of Weierstrass 'thought on complex function. 探讨了魏尔斯特拉斯复变函数思想影响的张力与限度。