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

• With the best polynomial approximation as a metric, the rate of approximation of the neural networks with single hidden layer to a continuous function is estimated by using a constructive approach.
  以最佳多项式逼近为度量，用构造性方法估计单隐层神经网络逼近连续函数的速度。
• 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。
• This paper gives the metrizable conditions of 2-probabilistic metric space ( 2-PM space), its distance function and pseudo distance function, thus extends some conclusions of PM-space to 2-PM space.
  本文给出了2PM空间的可度量化条件及度量函数、伪度量函数，从而把PM空间上的有关结论推广到2PM空间上。
• By considering a general harmonic, metric function Γ, gravitational and scalar potentials are explicitly given.
  对于一般的谐和函数给出了度规函数Γ、引力势和标量势的明晰的形式。
• Therefore, the better adaptive margin metric ( named separation) and the fuzzy weighting technique were introduced for developing the new optimal objective function.
  为此，引入一个具有更好适应性的度量（称为分离度）和模糊加权技术构造新目标函数。
• 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。
• 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
• 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。
• 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。
• A modified constrained variable metric algorithm using l_1-penalty function as merit function
  用L1－罚函数作线性搜索函数的一种修正约束变尺度算法