characteristic function
特征函数：指在数学中
常用释义
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基本释义
- 特征函数：指在数学中，用来描述一个随机变量的性质的函数。
例句
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1·In the paper its characteristic function, operating principle and typical application is introduced.介绍了其性能特点、工作原理及典型应用。
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2·A self similar characteristic function is provided to quantitatively investigate self similarity of AE process.给出定量考察声发射过程的自相似性特征函数。
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3·Based on the finite element method, the characteristic function of structural load effects is derived in this paper.本文以有限元方法为基础，导出了结构荷载效应特征函数算式。
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4·The excellent dynamic characteristic function wire feed system driven by a permanent-magnet DC moment motor is described in this paper.本文介绍了一种永磁式直流力矩电机驱动的动态品质优异的函数送丝系统。
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5·The velocity distribution function of Brownian particles is derived from the characteristic function, and the meaning of the result is discussed.本文从特征函数导出了布朗粒子的速度分布函数，并对结果进行了讨论。
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6·In this paper, the properties of characteristic function of meromorphic function in the angular domain were studied, and a basic inequality was induced.文章主要讨论了角域上亚纯函数特征函数的一些性质，得到一个重要不等式。
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7·Pressure characteristic function curve with significant characters is one kind of curve with oscillation shape and its value between positive and negative.压力导数的子波变换曲线具有明显的形态特征，它是一种正负相间、具有振荡形式的曲线。
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8·Extract 21-dimensional statistical characteristics of histogram characteristic function (HCF) field, training classifier with the support vector machine (SVM).提取直方图特征函数(HCF)域21维统计矩特征组成特征向量，用支持向量机(SVM)训练分类器。
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9·Abstract: in this paper, basis on the distribution of non - broken filament length of cocoon, we gave the characteristic function, and discussed on its application.文摘：在前文已经给出的连续型解舒丝长分布的基础上，给出解舒丝长的特征函数，讨论其应用的问题。
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10·The characteristic function of Notch in immunologic system is that it is the necessary factor for T lymphocyte commitment from multipotent stem cell to T lymphocyte.在免疫系统中最具特征的功能在于它是T细胞由多能干细胞向T细胞定型过程中的必需因子。