利用牛顿迭代法推导出逆变换方程。
The inverse transformation equation is given by applying Newton method in numerical analysis.
改进了墨卡托变换与逆变换算法。
We improved arithmetics of Mercator mapping transform and inverse transform.
同样，用拉氏逆变换，可求出微分方程的解。
At the same time, using the inverse transformation of Laplace to find the solution of differential equation.
最后再进行NSCT逆变换重构出融合图像。
Finally, the fused image is obtained by applying the inverse NSCT.
这是一个逆变换。
构造了一个逆变换器来实现对高频分量的抑止效果。
An inverter is constructed to improve the harmonic spectrum of the current by damping the high-frequency components using these components.
得出了这类线性可逆变换存在对偶性的充分必要条件。
Further, in this paper the sufficient and necessary condition for the duality of this linear invertible transform is obtained.
通过对测试光干涉图做傅里叶逆变换得到测试光光谱图。
Through making the inverse Fourier transform to test light source's interferogram, the authors obtained the spectrum of test source.
论文提出的听觉模型逆变换方法可应用于语音增强等领域。
The method of auditory model inversion given in this paper could be used widely in speech enhancement field.
因为不需要计算傅立叶逆变换，因此两尺度序列更易于求得。
The centrosysmmetric B-spline wavelets have simple expressions and the two-scale sequences are easily obtained.
证明并给出一种构造可对角化矩阵的相似逆变换矩阵的新方法。
This paper proves and provides a new method for constructing the similarity inverse transformation matrices of diagonalization matrix.
但是，一个像却不能对应唯一的像源，因而不存在一对一的逆变换。
But an image does not correspond to only one source of image, therefore there does not exist any one - to - one inverse transformation.
基于线性可逆变换方法，提出一种有效提高延迟反馈法控制混沌的方案。
A scheme, which can be used to effectively improve the quality of time_delayed feedback control of chaos, was proposed based on linear invertible transform.
二次细分网格位移边界值采用等参逆变换法由一次网格的计算结果插值得到。
The displacement boundary values of the small model use the results of the large model, which are obtained by interpolating with numerical inverse isoparametric mapping.
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.
本文提出了从机械手末端位置及姿势求出各关节转角的坐标逆变换超高速算法。
In this paper, a super-high-speed algorithm of coordinate inversion is outlined, which draws each joint rotative Angle from the end-position and posture of manipulator.
由于等参元不存在逆变换的显式，所以在有限元分析的列式中都回避等参元逆变换。
There is no explicit formulation of inverse mapping about the isoparametric element, so inverse mapping is avoided in finite element analysis.
利用拉普拉斯变换及逆变换，求得了均布突加荷载作用下壳体振动响应完全解析解。
The analytical solution for dynamic response of the lining subjected to sudden internal uniform loading is derived using the Laplace transforms and inverse transforms.
通过对离散傅立叶逆变换的分析，我们得到一个线性方程组，它的解可以作为序列的谱。
Analyzing inverse DFT, we obtained a system of linear equations, whose solution can be taken as the spectrum of the data series.
本文讨论了这样一类线性可逆变换的对偶性，给出了正反变换之间对偶关系的一般表示式；
This paper discusses the duality of this kind of linear invertible transform, and gives the general expression for the duality between the transform and the inverse transform.
在证明线性等参单元的一个几何特性的基础上，提出了线性等参单元逆变换的几何二分法。
Geometric dichotomy method is innovated and used for inverse isoparametric mapping in linear finite element, of which a property is proved and served as the foundation.
对近似图像进行分水岭分割，并且用小波逆变换把原始分割结果逐步映射回更高的分辨率层。
Then, watershed segmentation of the approximation image is computed, and the inverse wavelet transform is used to project this original segmentation up to the higher resolutions.
这里讨论了瞬变电磁法2.5维正演模拟中的两个积分变换：傅里叶逆变换和拉普拉斯逆变换。
The author has discussed two integral transforms for 2.5-D transient electromagnetic forward modeling, namely, inverse Fourier transform and inverse Laplace transform.
核心模块快速傅立叶逆变换（IFFT）采用基于16位定点运算的基-2时间抽取算法和流水线结构。
The radix-2 decimation-in-time algorithm based on 16-bit fixed-point operation and pipeline architecture are adopted in the core module IFFT(Inverse Fast Fourier Transform).
本文则给出了基于位置和色彩的图象加密方法，还给出了三进制面包师变换和三进制面包师逆变换的定义。
Also image encryption based on places and colors are given. The definitions for Baker Transformation with triad system and its inverse are also given.
利用付立叶逆变换，给出了半正弦脉冲激励下桩顶速度时域响应半解析解。分析了主要参数对响应的影响。
Then, a semi-analytical solution for the velocity response of the pile subjected to a semi-sine wave exciting force was derived by using invert Fourier transform.
结果表明：直接对无透镜傅里叶数字全息图进行傅里叶逆变换可同时得到与物体完全相同的再现像及其共轭像；
The experimental result shows: In the digital Fourier holography, the reconstructed image and the conjugate image can be obtained by use of Fourier inverse transform directly.
通过相应的逆变换，得到了该问题的真实解答，并分析了泊松比、抽水形式和时间对饱和层状地基地表位移的影响。
The actual solutions can be acquired by inverting the Laplace-Hankel transform. The influence of Poisson's ratio, pumping method and time on the surface displacement of multi-layered soil is analyzed.
最后，进行小波逆变换，得到含有水印信息的虚拟图像，根据虚拟图像中的象素值就可以得到一组新的控制顶点坐标。
Finally, the marked virtual images are gotten with inverse wavelet transform and a new group of control points is obtained based on the pixel value of the virtual image.
最后，进行小波逆变换，得到含有水印信息的虚拟图像，根据虚拟图像中的象素值就可以得到一组新的控制顶点坐标。
Finally, the marked virtual images are gotten with inverse wavelet transform and a new group of control points is obtained based on the pixel value of the virtual image.
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