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metric function

英 [ˈmetrɪk ˈfʌŋkʃn]

美 [ˈmetrɪk ˈfʌŋkʃn]

网络  度量函数

网络

英英释义

noun

  • a function of a topological space that gives, for any two points in the space, a value equal to the distance between them
      Synonym:metric

    双语例句

    • Another metric TFR is defined and validated about its coherence and particularity in anomaly detection. Finally, the paper introduces other technologies related to anomaly detection, and discusses their supporting function to anomaly detection.
      定义了新的指标,验证了其在异常检测上与以前的指标的一致性和特殊性。本文最后介绍了与异常流量检测相关的其它技术,探讨了它们对于异常流量检测技术的辅助作用。
    • In this paper we prove that a set of discontinuous points of a lower semi-Continuous function on a local Compact and countable metric space or a weak lower semi-continuous function on a reflexive Banach Space is a first Category.
      证明了局部紧且具有可数基的度量空间上的弱下半连续函数和自反的巴拿赫空间上的弱下半连续函数的间断点集合都是第一纲集。
    • By establishing object function, this paper uses an optimization method-the variable metric method, and accurately solves parameters of double exponential function of lightning current.
      通过建立目标函数,利用最优化方法&变度量法,较精确求出了雷电流双指数函数中的参数;
    • In parallel genetic algorithm section, the dissertation designs a guided individual migration metric to avoid random migration between different sub-population and uses individual lifecycle function to control the whole population of parallel genetic algorithm.
      在并行遗传算法方面,文章分析了个体迁移矩阵和生命周期函数,避免了定向迁移的局部性和随机迁移的盲目性并控制了种群规模。
    • In this paper, we mainly study the equicontinuous and scattering properties of the continuous semi-flow on a compact metric space, and get the results as follows:( 1) the complexity function defined by spanning set is bounded if and only if the system is equicontinuous;
      本文主要研究了紧致度量空间上连续半流的等度连续性及扩散性的特征。证明了如下结论:(1)用生成集定义的复杂性函数的有界性与其等度连续性是等价的;
    • The variable metric method for the weakly generalized Lagrange function of nonlinear programming
      非线性规划弱增广Lagrange函数变度量法
    • A simple formula of forming metric matrices is put forward. The simple variable matric algorithm produced from the formula is equivalent to the secant method and when the aim function is positive definite quadratic function, it is equivalent to BFGS.
      提出了构造尺度矩阵的一个简式公式,其对应的简式变尺度算法与正割法等价,当目标函数为正定二次函数时简式变尺度算法与BFGS方法等价。
    • In order to enhance the robustness of the clustering algorithm, fitness function is devised by Gaussian kernel metric replacing the Euclidean distance. The robustness of the clustering algorithm is analyzed using the influence function of M-estimator.
      为了增强聚类算法的鲁棒性,采用高斯核距离替换欧氏距离设计适应度函数,利用M-估计的影响函数分析了聚类算法的鲁棒性。
    • The model based normalized cross correlation coefficient is used as the metric function, and it can distinguish moving shadows from moving objects effectively. The method can also work well without real time background maintenance.
      该方法以基于模板的归一化互相关系数作为度量函数,可以有效地检测出运动阴影和运动目标,而且不需要对背景进行实时维护。
    • The paper introduces the CAD method to solve the metric and position problem in the graphic solution. The accurate result will be obtained by constructing the geometrical element model with the aid of the design function of the AutoCAD drafting software.
      采用计算机辅助设计方法可以求解图解法中的度量、定位问题,通过建立空间几何元素的精确几何模型,利用AutoCAD软件的辅助设计功能得到空间几何问题的精确结果。