搜索资源列表
fft2
- 本程序建立在快速傅里叶变化的基础上，通过将二维图像快速傅里叶变换，完成修复。-This procedure based on fast Fourier change, through the image fast Fourier transform, to complete the repair.
erweihundun
- 本文提出了基于二维混沌映射的数字图像水印算法，混沌具有随机性、似噪声及对初始条件的极端敏感性等特点。将经过二维混沌映射置乱后的数字水印信号嵌入图像小波域的低频系数，实现了数字水印的隐蔽性、保密性和稳固性；利用二维混沌映射Arnold变换对水印信号进行置乱，不仅增强了水印信号保密性，同时有效提高了视觉上抵抗图像剪切攻击的能力-failed to translate
5187
- 南京信息工程大学 实验（实习）报告 实验目的：练习图形几何变换的算法及实现 实验内容：给定多边形P的控制点为：{{-3,5},{-3,2},{2,-2},{2,1}, {6,2},{2,6}},对该多边形进行二维几何变换并画出变换后的图形。 实验要求： 1、 试将坐标原点移动到多边形P的重心； 2、 将多边形P绕(2,-2)点顺时针旋转60度； 3、 将多边形P分别向x方向错切2倍，向y方向错切1/2倍； 4、 撰写实验报告并附上所用变换矩阵、程序
2D_DWT_In_C_Programming_Language
- 任意阶的二维小波变换。运行平台为visual 2008.编译运行测试通过。-Any order of the two-dimensional wavelet transform. Operating platform for visual 2008. Compile and run the test.
HowToUseFFT2
- 介绍了如何用matlab的二维傅里叶变换做信号处理-Describes how to use the two-dimensional Fourier transform of the matlab for signal processing
two-dimensional-transformation
- 研究生计算机图形学编程，MFC编程，二维图形几何变换。-Graduate computer graphics programming, MFC programming, two-dimensional graphics, geometric transformation.
ERWEIFULIYEBIANHUAN
- 二维连续傅里叶变换
3
- MATLAB图像处理源程序3：程序代码说明 P0301：数字图像矩阵数据的显示及其傅立叶变换 P0302：二维离散余弦变换的图像压缩 P0303：采用灰度变换的方法增强图像的对比度 P0304：直方图均匀化 P0305：模拟图像受高斯白噪声和椒盐噪声的影响 P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 P0
OCTMAG
- 读取dat数据 经过傅里叶变换显示二维图像 然后进行三维显示 显示结果可以保存为avi格式 使用中安装了fftw vtk 以及opencv-Showing results can be saved as avi format to use to install fftw VTK and opencv read the dat data after Fourier transform two-dimensional image is displayed and three-dimensional
radon-Line-detection
- radon变换除了在处理二维三维的投影数据时重建算法的应用，在直线检测中有应用-In addition to radon transform processing data in 2D and 3D projection reconstruction algorithm applications, there are applications in line detection
2Dgraph
- 对于二维图形做对称、平移、选择、错切等变换-For two-dimensional graphics do symmetry, translation, selection, and so transform shea
paper4
- 基于小波变换和二维非负矩阵分解的人脸识别算法.pdf-Based on wavelet transform and two-dimensional non-negative matrix factorization algorithm for face recognition. Pdf
2DFourier_Transform
- 关于二维傅里叶变换的介绍，适合初学者学习。里面有详细的算法与程序设计-Two-dimensional Fourier transform of the introduction, suitable for beginners to learn. There are detailed algorithm and program design
erweixiaobobianhuan
- 二维小波变换 分离图像高频信号 增强裂缝信息-Dimensional wavelet transform high-frequency signal enhancement cracks separation image information
tuxiangchuli
- 对二维图像的简单处理，包括对图像的灰度变换和空域变换和一些简单的滤波-A simple two-dimensional image processing, including image gray-scale transformation and spatial transformations and some simple filtering
u1
- MATLAB中的二维傅里叶变换的平移性、旋转性验证-MATLAB, the two-dimensional Fourier transform of the translation, rotation verification
FFT2Dsource
- 用c实现的二维傅里叶变换，可以用来计算信号的二维傅里叶变换-With c realize the two-dimensional Fourier transform
NFFT
- 一维傅里叶变换的c语言实现，可以用来实现二维的傅里叶变换-One-dimensional Fourier transform of the c language, can be used to achieve two-dimensional Fourier transform
WaveletTransform
- 使用mallat二维算法进行小波分解和合成，可供学习小波变换的同学学习-Use mallat dimensional wavelet decomposition and synthesis algorithm for learning wavelet transform students to learn
MATLAB2D_wavelet
- MATLAB2维小波变换经典程序 此示意程序用DWT实现二维小波变换-MATLAB2 dimensional wavelet transform classic program this indicated the procedure using DWT realization of two-dimensional wavelet transform