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Affine-transformation
- 仿射变换是空间直角坐标变换的一种,它是一种二维坐标到二维坐标之间的线性变换,保持二维图形的“平直线”和“平行性”,其可以通过一系列的原子变换的复合来实现,包括平移(Translation)、缩放(Scale)、翻转(Flip)、旋转(Rotation)和剪切(Shear)。-Affine transformation is a transformation of Cartesian space, it is a linear transformation of two-dimensional c
image_coding
- 本代码主要应用于图像压缩,代码包括采用二维离散余弦变换(DCT)进行图像压缩、采用小波变换进行图像压缩以及基于小波变换与混沌排序图像加密压缩、解密重构 hundungen 是ex3的子程序:产生混沌序列-This code is mainly used in image compression, including the use of code dimensional discrete cosine transform (DCT) for image compression, image
CurveLab
- 曲线波变换用于图像去噪,它最重要的一种方法就是二代曲线波变换,其重要的一种算法是基于二维非均匀空间抽样算法-Curvelet transform for image denoising, a method which is the most important of the two generation of curvelet transform, an algorithm which is important sampling algorithm based on two-dimensiona
fuliye
- 对二维数字图像用傅里叶变换进行处理,改善图像的质量,观察图像的频谱和相位-Two-dimensional digital image of the Fourier transform processing to improve the quality of the image, the observation image and the phase spectrum
FourierTransform
- 对图像进行二维快速傅立叶变换及傅立叶反变换,并输出图像的频谱图和相位图-Consult a reference book for Fast Fourier Transform (FFT), and then develop a program that can compute and display the two-dimensional Discrete Fourier Transform (amplitude and phase spectra) of a digital image.
ImageCompression
- 计算图像的二维离散余弦变换,并使用不同的压缩系数矩阵压缩图像。-(a) Develop a program to compute the two-dimensional discrete cosine transform of an image (b) Compress the test image to different qualities by using the inverse discrete cosine transform with fewer transform coeffi
DoubleDensityWavelet
- 二维双密度双树(复数)小波变换包。包含基于小波变换的基本的阈值处理运算。-2-D Double-Density Complex Wavelet Transform。There are two versions of the 2-D double-density dual-tree DWT: (1) The 2-D double-density dual-tree real-oriented DWT, which is 2-times expansive, and (2) The 2-D doub
dct2d
- 研究生课程 : 来源于Xilinx公司,二维DCT变换代码。-Graduate courses: from Xilinx, 2D DCT function implementation verilog code.
wavelet-transform
- 小波变换用来对图像进行小波变换分解。 将二维矩阵转换成一个列向量,然后对该列向量进行一次一维小波变换。-wavelet transform
cSharpMatrix-transformation
- 绘制二维图形。矩阵变换绘制三角形旋转角度-Two-dimensional graphics rendering. Matrix transformation
My_HHT_TestMain
- 基于经验模式分解的完整代码代码,可以对加了噪声的信号进行多层分解,求取imf值,并并进行hht变换,得到相应的一维、二维、三维谱图-Empirical mode decomposition code, can be to multi-layer decomposition of signal with noise, obtain the fund value, and the HHT transform, and get the corresponding one-dimensional, tw
Fast-Fu-Liye-transform
- 二维快速傅立叶变换,可以用于线性系统、光学、概率等领域-The two-dimensional fast Fu Liye transform, can be used for linear system, optical, probability field
Dimensional-wavelet-transform
- 图像的二维小波变换,采用C++代码实现,有实验结果。-Wavelet transform two-dimensional images, the use of C++ code with experimental results.
FFT_20140517
- 自己编写的傅立叶变换的小函数,主要运用二维循环的思想,第一次接触,拿出来和大家探讨-A little function of Fourie transform
yawtb
- 二维连续小波变换,以及高维连续小波变化,简单易懂-Mainly includes two dimensional continuous wavelet transform and higher dimensional continuous wavelet transform and its application!!
image-processing-Matlab
- 常用的一些图像处理Matlab源代码,比如数字图像的傅立叶变换,二维离散余弦变换的图像压缩,采用灰度变换的方法增强图像的对比度,直方图均匀化,图像滤波等-Some commonly used image processing Matlab source code, such as digital image Fourier transform two-dimensional discrete cosine transform image compression method using gray
3DPictureBrowser
- 3D图片浏览器。直接使用WPF实现的3d图片浏览器实际上是“伪3D”,通过图片的变换来实现,实际上图片本身依然还是在一个二维的平面上。这个demo里使用了WPF 3D的技术,通过对底层Mesh建模,实现了将图片贴在空间圆柱面的效果,并且实现了一个从空间圆柱面切换到空间多层平面的动画(反之亦然),并且在这2中风格下使用了不同的光照效果-3D Photo Browser. Directly implemented using WPF 3d image viewer is actually a &qu
fourier
- C++实现的傅里叶变换,可以处理二维影像,内提供几幅常用来做DIP影像,可供初学者参考-C++ finish the program, can process the 2-d digital imagery.also provide some classic imagery for dip.
Fresnel-hologram
- 目前生成全息图主要有傅里叶和菲涅尔变换,此代码为利用菲涅尔变换将二维图片生成菲涅尔全息图,以达到图像加密的功能。-The current generated hologram mainly Fu Liye and Finel transform, the code for the use of Finel transform two-dimensional images generated Finel hologram, in order to achieve the function of i
bb_b
- 给一图像,提取图像二维数组,即矩阵 。 用第一个子函数实现矩阵 中元素任意变换位置(元素值不变,只是不在原来的行列处了),画出变换后的图像,相当于把图像上锁。这个任意变换可用密码矩阵来实现。 -To an image, the image extracting two-dimensional array, in a matrix. Realization matrix elements transform any position (element value unchanged,