卷积积分是计算连续时间系统零状态响应的数学工具。
Convolution integral is a mathematical method applied to calculus the zero state response of continuous-time systems.
卷积积分对于信号处理、控制理论和动态电路分析均具有重要意义。
The convolution integral is quite important in signal processing, control theory, and dynamic electric circuit analysis.
大学本科生在第2学期或第3学期学习电路原理时首次遇到卷积积分。
Undergraduates first meet the concept of the convolution integral in their 2 nd or 3 rd term of the university.
确定卷积积分的积分限和在相应区间上的被积函数是计算卷积积分的两个难点。
There are two difficult points in convolution integral: how to determine the limit of the integral, and the integrands on the convolution integral.
基于脉冲响应函数的卷积积分，将作用在桥梁主梁上的自激力表达为时域形式。
The self-excited loads acted on the bridge deck are expressed inthe time domain in the terms of convolution integrals with impulse-response-func ions type kernels.
本文给出了利用图解分段确定卷积积分区间的一种方法，并举例说明了其应用及推广。
A method for determining the interval of convolution integrating by use of the graphic partition is given in this paper, and the application and promotion of this method are exemplified.
给出非线性方程的二阶向后差分格式稳定性、误差估计。 （4）给出二阶卷积积分的权重。
Given the stability, error estimate and numerical experiments for the nonlinear equation of second order backward difference(4)Given the weighted of second order convolution quadrature.
一阶电路在任意激励下的零状态响应，既可以用卷积积分法，也可以用三要素法进行分析与计算。
The zero state response to an arbitrary excitation in a fist order circuit can be solved by either the convolution integral or the three element method.
论述了如何把卷积积分正确地应用到电路分析中，并讨论了在电路分析中应用卷积积分要注意的关键问题。
It is expounded how to apply correctly convolution integral to circuit analysis and some key problems are discussed that should be paid attentions to in practical operation.
文摘：论述了如何把卷积积分正确地应用到电路分析中，并讨论了在电路分析中应用卷积积分要注意的关键问题。
Abstract: it is expounded how to apply correctly convolution integral to circuit analysis and some key problems are discussed that should be paid attentions to in practical operation.
在获得轮廓的完整信息后，文中提出采用卷积积分的方法，通过线性插值对轮廓进行重采样来计算各离散点曲率。
With the complete contour information, we present a convolution approach, which utilizes an appropriate linear interpolation to resample the contour to calculate pointwise curvature.
文中主要讨论卷积积分与卷积和的图解法比较，在此基础上，给出了他们各自的简易算法，并举例说明了其应用方法。
This paper compares convolution integral with convolution summation by graphic solution method, then provides different kinds of simple calculate method and explain its applied method with examples.
本文研究了移位函数的卷积积分及其傅里叶变换，得出了一些重要的结论，其中部分结论在信号与系统的研究中具有一定的实用价值。
In this paper, the convolution integrals of the shifting functions and their Fourier transforms are studied in detail, and some important conclusions are obtained.
阐述了卷积分的数值计算原理，以及怎样利用TURBO C设计一个软件来实现卷积分的动态过程。
This disguisition mainly expounds the principle of the numerical value calculation of convolution, and how to realize the dynamic process of convolution by a software designed by TURBOC.
特别地，证明了这两个子类的几个包含关系、积分算子和卷积性质。
In particular, several inclusion relations, integral operators and convolution properties for each of these function classes are proven.
该法与分段卷积法和图解卷积法相比，不仅可直接表达积分函数，而且又能简化卷积计算。
Compared with the sectioned and graphic convolutions, the method is able not only to express directly the integral functions but to simplify the calculation.
采用卷积分模型成功预测计算了危险品泄漏后河流中污染物浓度的分布。
Rolling integral model is used successfully in predicting the distribution of pollutant concentrations along a river at different time after an accident of danger leakage.
这些方法主要有光谱参数、连续背景扣除、高斯反卷积分析以及主成分分析。
These include continuum removal, Gaussian deconvolution, principal component analysis, and spectral parameters for compositional mapping.
在衍射理论基础上详细推导了三种再现算法(菲涅耳积分变换法、卷积法、傅立叶变换法)的数学表示。
Mathematical representations for three kinds of reconstruction algorithms (Fresnel integral, convolution and Fourier transform) of digital hologram are deduced based on the diffraction theory.
结果表明，Z变换算法的模拟结果比卷积分更接近理论值。
It indicates that simulation results by Z transform method are closer to analytical values than recursion convolution algorithm.
矩形特征模板的卷积可以用积分图进行快速计算，该方法使特征检测的速度得到了很大提高。
Then, integral image is used to rapidly calculate the convolution of rectangular feature templates, so the detection of scale-space geometric features is greatly accelerated in the method.
矩形特征模板的卷积可以用积分图进行快速计算，该方法使特征检测的速度得到了很大提高。
Then, integral image is used to rapidly calculate the convolution of rectangular feature templates, so the detection of scale-space geometric features is greatly accelerated in the method.
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