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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。
    • The Improvement of a Metric Function Form a Fixed Point to a C~ 2 Class Surface
      定点到C~2类曲面距离函数的改进
    • Then a single-parameter evaluation function is established by regulating the coding gain and unbalanced metric of space-frequency resolution. By maximizing the constructed function, the optimized biorthogonal wavelets for image compression can be obtained.
      通过编码增益和时频分辨率的均衡不确定度建立了单参量评价函数,对该函数取最大值可获得应用于图像压缩的最优双正交小波。
    • The aim of this study is to derive a well-performed image color difference metric, which can accurately simulates the sensitivity function of human vision system, to determine the perceived color reproduction error of complex color images.
      所以,此研究的目的乃一希望植基于人眼视觉机制,推导出得以精确应用于跨媒体复杂影像与其复制品之间的色差评估模式。
    • This paper gives a new class of variable metric algorithm for nonlinear programing with equality and inequality constraint conditions, and proves that the algorithm in one-step superlinear convergence when the objective function and constraint functions are uniformly convex.
      对带有等式和不等式约束条件的非线性规划给出一类新的变尺度算法,并证明当目标函数和约束函数一致凸时,该算法是一步超线性收敛的。
    • 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。
    • Multiscale information fusion halftone method, mixed error measure function of the establishment of multiscale wavelet coefficients fusion to establish the boundary error measure function and improved K-means clustering method to establish the area error metric function.
      在多尺度信息融合的半色调方法中,混合误差测度函数的建立是利用多尺度小波系数融合建立的边界误差测度函数和改进的K-means聚类法建立的区域误差测度函数。
    • 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 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。
    • A Research on Social Welfare Maximization and Resource Expenditure Minimization Considering the Money Metric Social Welfare Function
      考虑货币测度社会福利函数的社会福利最大化与资源消耗最小化问题研究