实数

shí shù
  • real number;the actual amount or number
实数实数
实数 [shí shù]
  • (1) [real number]∶不存在虚数部分的数;有理数和无理数的总称

  • (2) [the actual amount or number]∶实在的数字

  • 人来了多少,请报个实数来

实数[shí shù]
  1. 实数空间R中的正则闭集和S-集的结构

    The Structures of Regular Closed Set and S-sets in Real Space R

  2. 实数称为X重心坐标。

    The real numbers are called the barycentric coordinates of x.

  3. 老板今天着实数落了我一通。

    The boss really gave me hell today .

  4. 给出了一种新的H∞控制器设计方法,通过引入设计时可选的非奇异实数阵,取消了控制器设计时对D矩阵的秩限制。

    A new method for designing H-infinity controllers is given .

  5. 例如实数空间R就不是强连通的。

    For instance , teal number space R is not strong connected .

  6. 实数编码遗传算法的直流电机PID控制参数寻优

    DC Motor PID Controller Parameters Optimization Using Real Encoding Genetic Algorithm

  7. 实数集R上一类拓扑&数列拓扑及若干性质

    A class of topology on real number set r-sequence topology and some properties

  8. 超实数域R的序型

    Order types of hyperreal fields

  9. 凡具实数分量或复数分量的n-维向量x的欧氏范数被定义如下。

    The euclidean norm of an n-vector x with real or complex components is defined as following .

  10. 抽象实数(如π或0.2)与Javadouble之间的区别很明显。

    The distinction between an abstract real number such as π or0.2 and a Java double is an important one .

  11. 在此基础上,使用C语言编写程序,把文本中实数范围内的阿拉伯数字串转换为相应的汉字数字串。

    Further more , provide a designed programme in C to convert the Arabian Number Strings to Chinese Number Strings in real texts .

  12. 引进了两点间的距离,但它不是实数,是B空间中的点。

    The distance between two points has been introduced , which is not a real number but only a point in B-spa (?) e.

  13. Walsh-Fourler变换可以用实数变换取代Fourier变换的复数变换;

    The Walsh-Fourier transform can replace the complex transformation of Fourier transform by the real transformation ;

  14. 负实数阶广义J集的演化

    The Evolution of the General Julia Sets for Negative Real Index Number

  15. 在实数空间中M.珠江三角洲经济区河水中微量元素的空间分布

    Spatial distribution of trace element in rivers in the Pearl River Delta Economic Zone

  16. DCT域盲嵌入的正态实数伪随机序列水印方案探讨

    A Blind Watermark Scheme which Embeds a Random Sequence in DCT Domain

  17. Ⅲ、本文证明了:1、标准实数集R的测度为0;

    ⅲ 、 The paper proves : 1 . The measure of the standard real number set R is equal to 0 ;

  18. 正实数阶广义J集的嵌套拓扑分布定理

    The Overlapping Embedment Topology Distribution Theorem of the Generalized J Sets for Real Index Number

  19. 采用全局最优化算法&实数遗传算法改进BP神经网络的学习算法。

    The real genetic algorithm , a global maximum method , was applied to improve the learning ( algorithm ) of BP .

  20. 负实数阶充满的广义J集内部分形模式的计算机构造

    Computer Constructed Internal Fractal Structures of the Packed General Julia Sets for Negative Real Index Number

  21. 试验结果表明,经过改进的实数编码GA可以取得比二进制编码GA更高的效率和成功率,更适于双差模糊度搜索。

    The test results showed that this proposed algorithm was more suitable to the searching of double difference ambiguities .

  22. 一种新的实数离散Gabor变换

    A New Format of 2D Real-Valued Gabor Transform

  23. 设F是域,R为实数域,本文主要研究交错阵的两个线性保持问题。

    Let F be a field , R be a real field , this paper mainly studys two linear preserver problems on alternate matrices .

  24. 基于MPI并行实数编码混合遗传算法的波阻抗反演

    MPI based real-coded genetic algorithm in wave impedance inversion

  25. 采用实数编码的染色体表示方式,先后自行设计实现了两种演化算法求解TSP问题。

    By using real number coding chromosome representation , two evolutionary algorithms to TSP are designed .

  26. 在超实数域R~上对Abel第一定理的扩充

    The extended Abel theorem I over the field of hyper-real numbers

  27. 注意,用户并不需要为此类琐碎的操作定义语法:Spirit已经提供了预定义的parserrealp来解析实数。

    Also note that the user doesn 't need to define grammar for such trivial stuff : Spirit already has the predefined parser real_p to parse real numbers .

  28. 最后本文还给出一个如何判断定性推理系统与实数集R是否存在同态映射的充分条件。

    Finally , a sufficient condition which can decide whether there exists a homomorphism between a qualitative reasoning system and R ( real number set ) is presented .

  29. 本文介绍了一个Fuzzy神经网的三种基本形式,情况(1)是输入是实数,但权重和(或)偏差项是模糊的;

    This paper will introduce basically three types of a fuzzy neural network ( FNN ):( 1 ) FNN 1 has real number input but the weight and / or bias terms can be fuzzy ;

  30. 采用染色体实数编码和具有自适应交叉概率和变异概率的遗传算法对PID参数寻优,有效地提高了遗传算法的全局搜索能力和收敛速度。

    By using real value encoding and adaptive crossover and mutation probabilities , the global searching ability and the convergence speed of the genetic algorithms are significantly improved .