图像变换

对规则矩快速算法了进行了综述，包括图像变换、Delta方法、拐点方法、Green定理法和图像块表示法。

This correspondence firstly gives comprehensive study to fast algorithms for geometric moments , including image transform , Delta method , computation via corner points , method based on Green ′ s theorem and image block representation .

作为分离孔径方法的推广，多子阵可用于估计海底回波的到达方向（DOA），应用图像变换从相位信息中计算海底的深度。

As the generalization of the separate aperture method , multi subarrays can be used to estimate DOA of bottom echoes , and the depth is calculated by image transform using phase information .

并应用了图像变换、直方图技术、在空域上的增强技术对CT图像分割之前进行预处理；

Some pretreatment methods of image transformation , histogram and image enhancement in space field have been done before CT image segmentation .

其次，对数字图像变换中的DCT变换进行了讨论。

Secondly , we introduce DCT of digital image .

Arnold图像变换及其相关性检测算法的优化设计与实现

Optimization design and implementation of algorithm about Arnold transformation and correlation detecting

同时对算法中的关键环节（包括图像变换方法、目标ROI检测算子和图像编码方法）的性能提出要求。

These key problems included the image transformation method , the target ROI detection operator and image coding method .

最后将HSI空间的融合图像变换到RGB空间显示。

At last , the fusion image was transformed from HSI color space to RGB color space to display .

图像变换是许多图像处理分析中的一种有效手段，根据Rank变换的原理，并引入了Census和色差梯度的约束条件，本文提出了基于Rank变换的彩色图像匹配方法。

According to the principle of rank transformation and census constraint and color difference gradient constraint , the paper presents a color image matching algorithm based on rank transformation .

试验结果表明，该硬件系统能够在20ms之内完成像素为4095的图像变换。

It is shown that the hardware system can execute FHT within 20ms for an image of 4095 pixels .

1994年，Donoho等人提出了小波阈值去噪方法，它将图像变换到小波域后对图像的小波系数进行阈值萎缩处理，这种去噪方法因为简单有效而被广泛应用。

In 1994 , the wavelet thresholding method for image denoising was firstly proposed by Donoho . In this method , the wavelet transform is applied on the image and the wavelet coefficients are treated with shrinkage .

基于图像变换的自由曲面光学透镜面形测量

Shape measurements of free-form optical lenses using image transform analysis

图像变换在多臂织物组织设计上的应用

Application of image transformation technique on dobby fabric weave design

液晶光阀实时图像变换实验

Experiment of real-time image transformation using liquid crystal light valve

图像变换是常用的图像处理技术。

Image transforms techniques are commonly applied in image processing .

图像变换的若干模型及其在地图编绘中的比较应用

Some Models of Imagery Transformation and Their Comparative Application in Map Compilation

数字图像变换及信息隐藏与伪装技术

Digital image transformation and information hiding and disguising Technology

基于图像变换域的双重数字水印方法

Double digital watermarking method based on image transform domain

数字签名图像变换的研究

The Research of Image Transform of Digital Handwritten Signature

一种新的自定标算法&图像变换法

A New Self-calibration Algorithm Based on Image Transformation

论文提出了一种将独立成分分析用于多光谱遥感图像变换的变化检测方法，减少了图像间的高阶相关，提高了检测性能。

Image transformation based change detection technique is one kind of the most important techniques for multispectral images .

这种变换关系保证了图像变换平移不变性和规模不变性，从而保证了全局优化的结果。

The transform assures the invariability of the image 's moving and scale , and obtains the optimal solution .

将提取的纹理图像变换成为边长为2~n正方形图像后，映射到三维模型上去，从而得到具有相片般真实感的三维模型。

Texture images which are extracted from the photograph are changed into square images with 2 ~ n side length .

主要内容包括点运算、图像变换、图像增强、形态学变换、图像编码、图像恢复、图像分析等。

The system mainly includes : point operation , image transformation , image enhancement , image restoration and image analysis .

针对两幅原图像变换所得的高频分量，提出一种新的细节提取方法。

According to the high-frequency coefficients obtained by the transformation , this paper proposes a new method of minutia extraction .

第五章提出了一种基于模糊信息处理的图像变换域增强算法。

In chapter 5 , we propose an image enhancement algorithm in transform field based on fuzzy information processing technique .

此外，将图像变换的思想借鉴到了传统阈值分割中，提出了3种无监督的范围受限的阈值方法。

In addition , we introduce the above image transformation into conventional thresholding , and present three unsupervised range-constrained thresholding methods .

仿射变换是比较重要的图像变换方法，在对位图进行仿射变换时，位图像素点颜色信息位数不同，对其进行仿射变换操作时的算法也不同。

Affine transformation is an important image transformation . Color information of bitmap images is different , so different arithmetics are needed .

由于小波分析具有渐进传输、易与人类视觉特性相结合等特点，故可获得较好的压缩效果，所以小波变换方法受到人们的高度重视，出现了各种基于小波变换的图像变换方法。

Wavelet analyses have a variety of advantages , so there are a lot of image compression methods based on wavelet transform .

对图像变换、图像增强等一系列图像预处理算法进行分析，设计了稻谷图像预处理方案。

Analyses some pre-processing algorithms of image , such as image transform and image enhancement , then designs the approach of rice image pre-processing .

利用液晶光阀变换系统，开发和设计了液晶光阀实时图像变换实验。

The experiment of real-time image transformation using liquid crystal light valve ( LCLV ) is developed and designed utilizing " the transforming system of liquid crystal light valve " .