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对数字图像处理中的离散傅里叶变换(DFT),离散余弦变换（DCT）进行了详细的分析。其中DFT包括log视觉处理，中心点移动等。DCT包括分块处理，和保留较少系数，并比较结果。-Digital image processing of the discrete Fourier transform (DFT), discrete cosine transform (DCT) for a detailed analysis. DFT which include the log of visual pr
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通信原理实验代码，AM信号，单边带信号，双边带信号的产生以及傅里叶变换-Communication Theory test code, AM signal, single-sideband signal, as well as double-sideband signal generation Fourier transform
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matlab代码，数字图像矩阵数据的显示及其傅立叶变换，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，模拟图像受高斯白噪声和椒盐噪声的影响，采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波-matlab code, digital image data display matrix and its Fourier transform, two-dimensional discrete cosine transform image compressio
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基于Matlab的典型图像增强算法的源码
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
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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
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this source code based on steganography and developed in matlab. in steganography we can hide any data like images in another image.
this method based on discrite fourier transform method.
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两篇英语文本倾斜校正论文。
FT_Deskew为论文的Matlab实现，可用附带的两个图片测试，效果较好。-Text De-skewing Using Fourier Transform and Matlab code.
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this about DTFT.DTFT s matlab code and it is for Discrete time fourier transform.-this is about DTFT.DTFT s matlab code and it is for Discrete time fourier transform.
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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,
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fast fourier transform (FFT) code in MatLab
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ME-Curvelet与传统的Curvelet变换区别在于（1）用离散余弦域代替离散傅立叶域；（2）适当的重新组织in-tile数据。该压缩包中提供了ME-Curvelet变换的源码与分解及重构的demo。-ME-Curvelet transform traditional Curvelet difference is that (1) domain instead of using discrete cosine discrete Fourier domain (2) appropriate
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In mathematics, the discrete Fourier transform (DFT) is one of the specific forms of Fourier analysis. As such, it transforms one function into another, which is called the frequency domain representation, or simply the DFT, of the original function
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傅里叶变换，FSERIES 返回傅里叶系列系数，代码中对参数有详尽的解释说明，方便看懂-Fourier transform, FSERIES back Fourier series coefficients, the code of the parameters detailed explanations, easy read
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This contain discrete fourier transform code and inverse discrete fourier transform coded in matlab and also contain dfs and idfs
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可以计算非线性薛定愕方程的exe程序,代码是matlab的- This program is a simple introduction to the Fast Fourier Transform
Analytic and numerical solution are take into account.
The code(MATLAB) can be used to simulate Nonlinear Schrodinger Equation (NLSE)
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图像处理matlab源代码，主要使用快速傅里叶变换。-Image processing matlab source code, primarily using the fast Fourier transform.
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This file simulates OFDM using various modulations schemes The user chooses whether to use BPSK or QPSK ar 16-QAM. Then the code proceeds by inserting Cyclic Prefix and Pilot Signals This is followed by FFT (Fast Fourier Transform) A channel is simul
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FK MAP, matlab code for FK transform ( fourier wavenumber ) transform map
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时频信号分析，分数阶傅里叶变换，matlab实现工具包-time-frequency signal analysis—fractional fourier transform—tool kits（in matlab）
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this matlab code for fourier transform and window function comparision-this is matlab code for fourier transform and window function comparision
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