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matlabFourertransform
- MATLAB实现图像的傅里叶变换，包括一维傅里叶变换，二维傅里叶变换-MATLAB Fourier transform of image, including the one-dimensional Fourier transform, two-dimensional Fourier transform
two_dimensional_PSD
- 二维功率谱密度计算程序 使用傅里叶变换 -2D PSD caculation estimator
first
- 二维傅里叶变换,对图像进行二维傅里叶变换处理-Two-Dimensional Fast Fourier Transform The purpose of this project is to develop a 2-D FFT program "package" that will be used in several other projects that follow. Your implementation must have the capabilitie
ImageEnhencementUsingIntensityTransformations
- 本实验要求使用强度变化方法对图像进行增强。图像增强的是要目标是处理图像，使其比原始图像更适用于特定应用，图像增强的方法分为两大类，空间域方法和频域方法，“空间域”一词是指图像平面本身，这类方法是以图像像素的直接处理。“频域”处理技术是以修改图像的傅里叶变换为基础的。本实验采用的对数变换和指数变换是对前一种方法的应用。-This experiment requires the use of intensity changes in methods of image enhancement. Ima
fft2d
- 数字图像的傅里叶变换包括旋转平移后的原图及其频谱图。显示用的是三维坐标-Digital image, including the Fourier transform of the image after rotation and translation spectrum Fig. Show that using a three-dimensional coordinates
efficient_registration
- 利用傅里叶变换，在频域上对两幅图像配准，是一种比较配准的新方法，但是对弹性配准的效果不是很好 需要进一步的研究。-Registers two images (2-D rigid translation) within a fraction of a pixel specified by the user. Instead of computing a zero-padded FFT (fast Fourier transform), this code uses selective upsamp
wenli
- 使用matlab对多幅图像进行傅里叶变换，并将变换后的图像进行比较输出-The use of multiple images matlab Fourier transform, and transform the image to compare the output
fa
- 离散的分数阶傅里叶变换MATLAB程度代码，可用于数字水印研究及图像处理、-Discrete fractional Fourier transform of the degree of MATLAB code can be used for digital watermarking and image processing,
MATLABsheji
- matlab电子信息工程程序设计 图像的傅里叶变换及其应用-Electronic and Information Engineering program design matlab image Fourier Transform and Its Applications
DFT
- 对图像进行傅里叶变换，观察其幅度谱和相位谱-Fourier transform of the image to observe its amplitude spectrum and phase spectrum
matlab-Imagechange
- 这是一个matlab图像变换程序包，包括傅里叶变换、离散余弦变换、Radon变换等-This is an image transform matlab package, including Fourier transform, discrete cosine transform, Radon transform
exp2
- MATLAB图像处理中傅里叶变换，离散余弦变换，小波变换的简单应用(simple applications of Fourier transform, discrete cosine transform, wavelet transform in MATLAB image processing,)
STFFTtool3
- 对非平稳信号进行分段、截取，再对处理过后的短时信号做短时傅里叶变换，分析其频谱特性，并找到各个时间节点的频率特性，以便分析不同事件段内的声音特征，一图像的形式表达出，最终达到区分不同声音的目的。(The nonstationary signals are segmented, and then the interception, the short-time signal after processing the short-time Fourier transform, the analysi
keypoint
- 对非平稳信号进行分段、截取，再对处理过后的短时信号做短时傅里叶变换，分析其频谱特性，并找到各个时间节点的频率特性，以便分析不同事件段内的声音特征，以图像的形式表达出，最终达到区分不同声音的目的。(The nonstationary signals are segmented, and then the interception, the short-time signal after processing the short-time Fourier transform, the analysi
FFT
- 利用matlab进行傅里叶变换及反变换,实现空域到频域，频域到空域的图像处理(Using Fourier transform and inverse transform, to achieve the airspace to the frequency domain, frequency domain to the airspace image processing)
ch
- 利用MATLAB计算傅里叶变换并作出频谱图像的代码和图像，涉及FFT算法，看代码可以理解一下~为北京理工大学信号与系统实验实验三的答案(Fourier transform using MATLAB calculation and make spectral image code and images, involving the FFT algorithm, look at the code can understand ~ Beijing Institute of Technology sig
fftcalcshift
- 实现了利用傅里叶变换求两张图像平移距离； 输入是两张具有平移关系的图片； 输出distancex，distancey表示求得的平移距离(The Fourier transform is used to calculate the translation distance of two images. The input is two images with a translation relationship. The output distancex, distancey repres
图像正交变换
- 在MATLAB环境中，进行图像的离散傅里叶变换和离散余弦变换 在MATLAB环境中，进行图像的离散小波变换，观察子带对重建图像的影响，理解小波变换的多分辨率特性(In the MATLAB environment, the image of the discrete wavelet transform, observe the sub-band on the reconstruction of the image, understand the multi-resolution characte
BPF
- matlab 使用傅里叶变换投影反投影sheep-logon(matlab Sheep-logon Projection Back Projection Using Fourier Transform)
Character E in the MATLAB
- 使用matlab二元傅里叶变换全息图，字符“E”的MATLAB模拟计算全息图，字符“E”的MATLAB模拟计算全息图的再现图像(Character "E" in the MATLAB simulation of the reproduced image of the hologram)