逆变换

分子构型和构象研究中的坐标逆变换技术

Coordinates Retransformation Technique for Studying the Molecular Configuration and Conformation

n次积分C半群的Laplace逆变换及渐近展开

Laplace Inverse Transformation and Asymptotic Expansion for n-times Integrated C-semigroups

PWM电压源可逆变换器及其在变频器中的应用

Research on PWM Voltage Source Converter and Application in Frequency Inverter

基于Fourier逆变换法的路面不平度模拟

Modeling and Simulation of Road Roughness Based on the Method of Reverse Fourier

该点扭转振动速度时程由快速Fourier逆变换计算。

The time history of the velocity is calculated using inverse fast Fourier transform .

Z逆变换定理的建立及应用研究

A Study on the Establishment of Z Inverse Transformation Theorem and its Using

采用了Fourier变换以及数值逆变换技术。

Fourier transform was employed and the transform was inverted by using a numerical inversion technique .

Banach空间上有界可逆线性变换逆变换的结构

The Structure of Inverse Transformation for Linear Invertible Bounded Transformation on Banach Space

Laplace逆变换计算公式的推广

An Extension of Formulas of Calculation for Laplace Inverse Transforms

通过对位移解进行Laplace逆变换，给出了竖向位移的时域解。

The solutions in time domain is established by the inverse Laplace transform .

基于DA算法的二维离散余弦逆变换的ASIC设计

An ASIC Design of DA-based 2-D IDCT

数值Laplace逆变换的矩方法

Numerical Inversion of Laplace Transforms Using Moment Method

离散余弦逆变换是MPEG-4视频纹理解码中运算时间开销最大的部分。

Inverse Discrete Cosine Transform takes the most of time in MPEG-4 video decoding .

一种高性能的适用于AVS的二维整数逆变换实现结构

A high - performance 2-D inverse integer transform architecture for AVS

最后通过Laplace的数值逆变换求得时间域内的动力响应值。

Finally , the dynamic response in time domain is obtained by Laplace numerical inversion .

基于直接数值积分的Laplace逆变换方法的比较研究

The Comparison of 24 Numerical Inversion Methods of Laplace Transform Relating to Direct Numerical Integral

可视度函数是空间频域的采样值，在做Fourier逆变换之前需要将样本点插到一个均匀的网格上。

Visibility function is the sampled value in space frequency field which should be inserted in a symmetrical grid before making Fourier inverse-transformation .

用计算机实现拉氏逆变换Abel逆变换的数值算法

Realization of Laplace Transform by Computer Numerical Methods of Abel Inversion

非对称Abel逆变换研究及其在等离子体辐射功率分析中的应用

Asymmetrical Abel inversion study and application to plasma radiation power analysis

本文从拉普拉斯逆变换入手，推导出了逆Chirpz变换的定量计算方法。

Base on inverse Laplace transform theory , author derived calculating method of a kind of inverse Chirp Z-transform .

药物分类系数换算法Abel逆变换的数值算法

Medicament Classification Coefficient Conversion Method Numerical Methods of Abel Inversion

真空电弧观测中Abel逆变换的应用

Application of abel 's inverse transformation in vacuum arc observation

对于投影数据任意截断的一般局部重建问题，提出了基于Radon逆变换的抑制截断伪影的近似局部重建算法。

For the general local reconstruction problem , an approximate truncation resistant algorithm based on Radon inversion transform is developed .

算法特点是：在Radon空间进行处理后，得到逆变换图像。

The important information from observation are kept in the inverted gray level image after being manipulated in Radon space .

利用二维函数Fourier逆变换的数学原理，建立一个固定传动比的，单自由度驱动的机械模型。

Utilizing the principle of two dimensional function Fourier inverse transform , a mechanical model is established with fixed transmission ratio and single freedom drive .

再利用快速Fourier逆变换，求出钢轨、轨枕位移及道碴路基的相互作用力在空间域内解。

The rail , sleeper displacement and the interaction force between ballast and subgrade in space domain are obtained by using the Fast Fourier Transform .

用硬件实现的快速的离散余弦逆变换对于提高MPEG解码处理的速度是至关重要的。

A fast , hardware based IDCT implementation is crucial to speed the MPEG decoding process .

用级数展开，再进行Laplace逆变换，得到其本征函数。

And then to get the required eigenfunctions by apply the expansions of series and inverse Laplace transform .

由弹性一粘弹性对应性原理及Laplace逆变换求得相应围岩的粘弹性解。

The elasticity and cohesive-elasticity solution of surrounding rock is solved by corresponding principles and Laplace inverse transformation .

电弧等离子体温度场中Abel逆变换的数值算法分析

Numerical Methods for the Abel Inversion of Temperature Field in an Arc Plasma