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azq
- 从信号处理的角度，通过对一维信号的离散傅里叶变换频谱图特性进行研究，进而推广到二维，daolr-signal processing from the point of view of one-dimensional signals in the discrete Fourier transform spectrum characteristics, thus the promotion of two-dimensional, and daolr
Matlabpictureprogramme
- matlab图像处理的一些命令,如applylut,提取二进制图像的轮廓的bwmorph,识别强度图像中的边界的edge,进行二维快速傅里叶变换的fft2等等.-Matlab image processing some orders, such as applylut. extract the binary image of the contours of the bwmorph identify intensity image of the border edge, 2D Fast Fouri
cxrFFT
- 实现一维快速傅里叶变换，采用蝶形算法进行频域变换； 二维快速傅立叶变换在此基础上进行，调用两次一维快速傅里叶变换即可。-achieve a fast Fourier transform, using butterfly frequency domain algorithm transformation; two-dimensional fast Fourier transform on this basis, call a two-dimensional fast Fourier trans
fouriDlg
- 傅里叶变换 二维图像傅里叶变换，限于2的整数次幂
Transform
- 图像正交变换的实现，包括一维离散傅里叶变换，二维离散傅里叶变换，离散余弦变换
matlab-5
- 1了解图像变换的意义和手段； 2熟悉离散傅里叶变换、离散余弦变换、离散小波变换的基本性质； 3熟练掌握图像变换的方法及应用； 4通过实验了解二维频谱的分布特点； 5通过本实验掌握利用MATLAB编程实现数字图像的变换。 -An understanding of the meaning and image transformation means 2 familiar with the discrete Fourier transform, discrete cosine t
frft4
- 基于分数阶傅里叶变换的线性调频信号二维波达方向估计-Fractional Fourier transform based on the linear frequency modulation signal is estimated that 2-D DOA
mychange
- 基于MATLAB6.5的二维灰度图像处理源文件，M-file，运用傅里叶变换和傅里叶反变换进行幅度和频率的调整。-Based on two-dimensional gray-scale image processing MATLAB6.5 source files, M-file, the use of anti-Fourier transform and Fourier transform amplitude and frequency adjustments.
FixedPointFFT
- 二维32位定点傅里叶变换，精度很高哦，附有测试图片，需安装opencv-32-bit fixed-point two-dimensional Fourier transform, high precision Oh, with test images, the need to install opencv
Demo
- 对一些比较不错的好的图像进行处理。进行二维快速傅里叶变换。-Quite good for some good images for processing. Two-dimensional fast Fourier transform.
fft
- 图像处理 傅里叶变换的各种类型 二维 小波变换等-Fourier transform image processing various types of two-dimensional wavelet transform
Cplusplusprogramming_of_FFT_and_IFFT
- 本文我在北航读研时主修《现代偏微分方程》时花费一个多月时间写的期末报告，里面系统阐述了快速傅里叶变换的算法原理及其在数字信号处理等工程技术中的应用。介绍了一维DFT的基2 FFT 算法频域抽取和时域抽取FFT的短发原理和编程步骤。最后在附录中给出了一维DFT的基2 FFT 算法（包括频域抽取的FFT和IFFT算法、时域抽取的FFT和IFFT算法），一维任意非基2 FFT算法，二维DFT的基2 FFT 算法以及二维DFT的任意非基2 FFT 算法的详细的Visual C++程序。-The pape
myfft2
- 自编二维离散傅里叶变换，仅限于二维变换，为什么一定要20个字-Two-dimensional discrete Fourier transform self
frequency
- 频率变换 二维离散傅里叶变换 幅度图像和相位图像 频率方位滤波-Frequency transform two-dimensional discrete Fourier transform amplitude image and phase image frequency direction filter
FRACF2D
- 二维分数阶傅里叶变换，可以把数据经此变换后，变成2D分数阶域-Two-dimensional fractional Fourier transform, the data can be transformed by this into 2D fractional domain
fuliyebianhuan
- 对选择的图像进行二维离散傅里叶变换，注意频谱中心的处理，以对数方式观察离散傅里叶变换频谱。-Two-dimensional image of the selected discrete Fourier transform, spectral center of attention to the treatment of several ways to observe the discrete Fourier transform spectrum.
frft2
- 二维离散分数阶傅里叶变换程序，可以用做图像处理，绝对可用-Two-dimensional discrete fractional Fourier transform program, you can use to do image processing, absolutely free
Relize_Fourier_Transform
- 用来实现二维离散傅里叶变换的简单实用程序，在matlab中能快速得到理想结果-To realise 2-D Discrete wavelets transform，easily and effective to reach the ideal result we want！
ct图像重建程序
- 图像处理，CT技术，图像的重建通过一维投影复原二维图像由Matlab实现(Image processing, CT technology, image reconstruction by one-dimensional projection restoration of two-dimensional images by Matlab)
chp4ex1
- 使用二维傅里叶函数FFT2对图像进行傅里叶变换，如进行动态范围压缩。(Two dimensional Fu Liye function FFT2 is used to transform the image into Fu Liye transform, such as dynamic range compression)