阶跃函数

词组短语

jump function

与阶跃函数相关的网络例句 [注：此内容来源于网络，仅供参考]

Thus it discussesd the electrical backgrounds of Fourier transformation and the analytical method of the non-period electric circuits.

单位阶跃函数的一个表现为电路中电容上电压的跳跃变化，这将引起电容中电流的巨变，而单位脉冲函数体现了这一特点。

Simple step function, discontinuous function characterized by continuous segments between points of discontinuity and continuous function, and multi--type of components in a redundancy subsystem considered, a mixed integer nonlinear planning model for redundancy and reliability optimization was presented.

考虑子系统中冗余组件的多样性以及可靠性-成本之间可能的三种函数关系，即简单的阶跃函数、连续函数以及分段连续而在分段点不连续的非连续函数，建立了可靠性冗余优化的混合整数非线性规划数学模型，并以实例进行了说明。

It employs the complex-valued step function to build neural model, then constructs network structure and decides the number of neurons; it adopts complex-valued Hebbian rules and inner product way to calculate the net weight matrix; then it analyzes the convergence of the network by taking advantage of the definition of energy function. In the image pre-processing stage, 2-dimensional Fourier Transform and Euler's formula are used, respectively, to transfer a gray-scaled image into phase information needed by the complex-valued neural network when stores the traffic sign. In the image post-processing stage, phase inverse transformation is used to change the phase image to gray-scaled image.

采用复数阶跃函数构建了神经元模型，建立了复数Hopfield神经网络结构，并且确定了网络中神经元的个数；借助复数Hebbian学习规则和复数内积法给出了网络权值的确定方法；借用复数网络能量函数的定义，说明了复数识别网络的收敛性；在前期的图像数据处理部分，分别使用离散二维傅里叶变换和欧拉公式，给出了将灰度图像数据转化为复数网络所需要的相位信息的方法，实现了网络对路牌的记忆存储；在后期的图像还原部分利用相位逆变换的方法，实现了相位图到灰度图转化。

For the sake of accurately estimating the contact force, we describe a new method, in which the contact force is considered as a jump function of time, and by use of response to jump function, the history of impact force is detected in the duration of rotor contacting with stator.

为更准确地获得接触作用力，本文将接触过程中转子所受作用反力函数视为在微小时间间隔下的阶跃函数，提出一种计算接触作用力的新模型，利用系统对阶跃函数的响应可以得到转子与定子碰摩时的切向摩擦力与法相作用力的时间历程及相应的位移、速度量。

SP. transient electromagnetic method: An electromagnetic method in which the waveform of the transmitted signal is a pulse, step function, ramp, or other form which can be considered to be nonperiodic and in which measurements are made after the primary field has stopped changing.

瞬变电磁法：一种电磁勘探方法，其中发射信号的波形是一个脉冲，阶跃函数，斜升函数或其它可认为是非周期的信号形式，且测量是在一次场停止变化后进行的。

As one of the singular functions,step function plays an important role in the transient analysis of dynamic circuits and its definition is the key to analyze transient circuits.

1问题的提出如图1所示，阶跃函数是一种奇异函数，它在分析动态电路的过渡过程中具有重要的作用，而阶跃函数如何定义是正确应用它分析动态电路的关键。

According to analyzing the characteristic of the logic of "and" and "or" gates, this paper derives a conversion rule between the logic of fault tree and the step function. Using this conversion, we can convert fault tree to step function which is easy to calculate by programming in the computer.

通过对故障树中逻辑"与"门和"或"门的特点进行分析，推导出故障树逻辑关系与阶跃函数之间的转换规则，利用该规则可将故障树转化为便于编程求解的函数表达式。

This paper provides an algorithm for minimum cut of a fault tree based on step function.

本文运用阶跃函数表达故障树，提出了一种计算故障树最小割集的方法。

The grid multi-scroll chaotic system is constructed by triangular wave series and step function sequence, and the value of the turning point and the balance point in above function are found.

提出了产生 n×m 涡卷混沌吸引子的一种新方法，用三角波函数序列和阶跃函数序列构造网格多涡卷混沌系统，找出函数中平衡点和转折点的值，并对系统的基本动力学特性进行了研究，包括理论分析和计算机模拟仿真。

Considering the skin effect and skin depth, a thin wall model and a thick wall model are derived creatively with different frequencies of discharge currents, which are used to study the relation between the spark location and the potential difference for a cuboid electrode.

本文从放电电流为任意函数入手，阐述了电极电位差法的检测原理，首次利用傅立叶级数推导了电位差与放电时间的关系，证明了放电电流为阶跃函数时，电位差与放电时间成指数关系；当放电电流中含有高频振荡时，电位差与放电时间的关系为指数曲线上叠加相移后的高频振荡；根据放电电流频率的不同，考虑到趋肤效应和趋肤深度，首创了薄壁模型和厚壁模型，研究了长方体电极下表面二维放电点位置与电位差的关系。

与阶跃函数相关的网络解释 [注：此内容来源于网络，仅供参考]

jump function：阶跃函数

jump factor 跃迁因子 | jump function 阶跃函数 | jump instruction 转移指令

jump function：跳跃函数,阶跃函数,跃变函数

jump frequency 跳变频率 | jump function 跳跃函数,阶跃函数,跃变函数 | jump grading 跳越级配

step function：阶跃函数

同年,G.E.P.Box和刁锦寰(George C.Tiao)发展出一种名为"干预分析"的技术, 其实质在于将外部冲击通过阶跃函数(step function)或脉冲函数(pulse function)引入ARIMA模型之中.

unit step function：单位阶跃函数

unit resolution mass,单位分辨质量 | unit step function,单位阶跃函数 | universal balancing machine,通用平衡机

step function response：阶跃函数响应

step function 阶跃函数 | step function response 阶跃函数响应 | step input action 阶跃输入酌

step function response：阶扰响应,阶跃函数响应

step function generator 阶跃函数发生器 | step function response 阶扰响应,阶跃函数响应 | step generator 阶梯信号发生器,级信号发生器

step function generator：阶跃函数发生器

step function 阶跃函数 | step function generator 阶跃函数发生器 | step function response 阶扰响应,阶跃函数响应

unit impulse function：单位冲激函数

单透镜|einzel lens,simple lens | 单位冲激函数|unit impulse function | 单位阶跃函数|unit step function

heaviside：单位阶跃函数

fzero 单变量函数的零点 | heaviside 单位阶跃函数 | help 在线帮助指令

heaviside：阶跃函数

Thermospheric heating 热层加热 | Heaviside 阶跃函数 | Helio seismology 日震学