然而当一个信号经过了处理之后，它仍不得不被重新变换回它原始的形式。
After a signal has been processed, however, it has to be converted back into its original form.
最常见的数字信号处理技术之一是离散傅立叶变换（DFT），它把一个信号分解成它的组成频率，并表示成一个矩阵。
One of the most common digital-signal-processing techniques is the discrete Fourier transform (DFT), which breaks a signal into its component frequencies and can be represented as a matrix.
那是傅里叶变换美妙的部分，但对于某些信号处理应用来说，带状矩阵可以比傅里叶变换更加高效。
That's part of what makes Fourier wonderful. "Nonetheless, for some signal-processing applications, banded matrices could prove more efficient than the Fourier transform."
那是傅里叶变换美妙的部分，但对于某些信号处理应用来说，带状矩阵可以比傅里叶变换更加高效。
That s part of what makes Fourier wonderful. Nonetheless, for some signal-processing applications, banded matrices could prove more efficient than the Fourier transform.
您可以尝试输出特性，设置错误处理(不仅在xsl变换时，而且还在查找输入源时)，并发现API中的各种好东西。
You can play around with output properties, set error handling (not only for XSL transformations, but also for locating input sources) and find a variety of other goodies in the API.
接下来它还要经过一些数学处理程序，比如小波分解，多重分辨率傅立叶分析，多相过滤，离散余弦变换等。
It is then subject to such mathematical indignities as wavelet decomposition, multi-resolution Fourier analysis, polyphase filtering and discrete cosine transformation.
傅立叶变换方法太常用了，以致于人们在考虑如何处理声音信号时，这几乎成了唯一的方法。
FTs are used so much that it has become the only way people can consider a sound.
提出了提高精度，同时减少占用内存的数据处理方法和充分利用软件功能在微机上实现近远场变换的技术。
The efficient data processing methods to achieve a high degree of accuracy in transformations and at the same time to reduce the memory capacity are developed.
Derive是使用Lisp语言编写的，Lisp是一种公共编程语言，尤其适合基于规则的处理，该处理是将一个抽象数学表达式变换为另一个表达式所必需的。
Derive is written in Lisp, a common programming language that is especially suited for the kind of rule-based processing necessary for transforming one abstract mathematical expression into another.
离散傅里叶变换（DFT）在数字信号处理等许多领域中起着重要作用。
The Discrete Fourier Transform (DFT) plays an important role in digital signal processing and many other fields.
几何变换是最常见的图像处理手段，通过对变形的图像进行几何校正，可以得出准确的图像。
Geometric transformation is the most common means of image processing, image deformation of geometric correction, can be an accurate picture.
作为变换的第一步，应该给XSL处理器一个明确匹配源xml某一部分的模板。
As a first step of the transformation, the XSL processor should be given a template that non-ambiguously matches some part of the source.
第四章是本文的主要部分，开始分模块说明对字节处理部分的研究：数据格式反变换、解扰、RS译码、去交织和同步头搜索。
The fourth chapter is this paper's emphasis , focuses on the byte processing part(outer code) module by module: data reverse transformer, de-randomizer, RS decoder, de-interleaver and synchronization.
合成孔径雷达(SAR)图像相干斑噪声滤波技术分成三类：多视处理、统计滤波和变换域滤波。
Synthetic Aperture Radar (SAR) speckle filtering techniques can be classified into three categories: multi-look processing, statistical filtering and filtering in transform domain.
<xsl:output>元素仅告诉处理器我们希望的的变换结果 是XML。
The <xsl:output> element simply tells the processor that we want XML as a result of our transformation.
图5示意性地示出了由图3的设备实施的变换处理的一部分，以便说明对于基于GST的位置校正的需求。
FIG. 5 schematically illustrates a part of the conversion process carried out by the apparatus of FIG. 3, to illustrate the need for GST-based positional correction.
窗口灰阶处理是一种具有重要意义的图象变换方法。
The grey level processing in a sampling window is a very important method for image transforming.
此外，本文提出的LQ定理使我们能用相关分析法，通过变量变换，把单因素非线性回归问题，化成线性形成来处理。
Besides, the LQ theorem presented in this paper can be used to change a nonlinear single regression problem to a linear one by means of transformation of variables.
首先，让我们将经过变换处理的平面顶点放入到裁剪空间里，然后设置其的纹理坐标。
First, let's start off by just transforming the plane vertices into clip space and setting their texture co-ordinates.
为提高寻北仪精度，设计了基于V/F变换的数据采集及信号处理系统。
In order to improve the precision of north-seeker, the signal collection and processing system based on V/F conversion is designed.
内插值变换的处理能很好的去除模糊和抖动，但它也能使物体的运动看起来并非那么自然和舒坦。
The interpolation process is good at removing blur and judder, but it can make the motion appear unnaturally smooth and disconcerting.
采用完全变换法处理本质边界条件，实现了本质边界条件在节点处的精确施加；
The full transformation method is used to impose the essential boundary conditions, which realizes explicit implementation of the essential boundary conditions in EFGM.
通过对图像做仿jpeg流程的处理，在DCT变换的直流系数上嵌入水印，对于各种常用的JPEG压缩量化因子，可以得到良好的水印嵌入效果。
It embeds the watermark bits on the DC of the DCT transform coefficients, for most JPEG quality factor, the method is proved to be robust and effective.
雷达成像现均采用基于傅里叶变换的相干处理。
Fourier transform is the basis for the coherent processing in radar imaging.
在测量与仪表技术领域，V/F转换器作为一种信号变换和处理技术，应用日益广泛。
V/F converters are increasingly applied in measurement and instrumentation field as a method of signal conversion and processing.
针对采用的生物传感器内阻高、信号弱、双极性等特点，用预处理电路对模拟信号进行了变换。
A preprocessing circuit is designed for analog signal transformation because of large inner impedance of biosensor and bipolar signal.
骨架变换是图像处理的一种重要手段。
Skeleton transform is an important operation in digital image processing.
该方法利用一张X光片，通过进行图像处理、坐标变换和实体造型即可生成实体模型。
Given an X ray image, the solid model of corresponding joint can be got through image processing, coordinate transform and primitive construction.
该方法利用一张X光片，通过进行图像处理、坐标变换和实体造型即可生成实体模型。
Given an X ray image, the solid model of corresponding joint can be got through image processing, coordinate transform and primitive construction.
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