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FFT2Dsource
- 二维FFT(快速傅立叶变换)变换源代码,可编译通过并能正常运行.-2D FFT (Fast Fourier Transform) transform source code, compile and can operate normally.
DCT2-lele
- 利用蝶形算法类似于FFT，利用先行再列实现二维DCT。速度很快。包含反DCT的代码。-similar to the use of butterfly FFT algorithm, the first re-use of 2D DCT out. Very fast. Contain anti - DCT code.
fft.rar
- implement 1D and 2D FFT and Inverse 2D FFT ,obtain the power spectrum from a set of FFT coefficients and achieve the Butterworth Lowpass Filter,implement 1D and 2D FFT and Inverse 2D FFT ,obtain the power spectrum from a set of FFT coefficients and a
image-processing---fft
- 2D图像处理的快速傅里叶变换，输入输出接口便捷-2D image processing, fast Fourier transform, and convenient input and output interfaces
2D-FFT-C
- 二维快速傅里叶变换及其逆变换，用于图像处理等领域-two dimensional fast fourier transform and its inverse fast fourier transform
FFT_2D
- 二维情况下实现快速傅立叶变换，利用一维情况下的FFT实现-under 2D of the fast Fourier transform, using a dimension of the FFT
TwoDimensionalFastFourierTransform
- 本实验要求开发一个2-D FFT程序包，使其可以应用于后续的几个实验。这个程序需要完成的功能是用因子（-1）^(x+y)乘以输入图像以实现滤波的中心变换，并还要求用一个实矩阵乘以一个复数矩阵通过调用两个图像的乘法程序来实现对应元素的相乘，同时计算反傅立叶变换，得到的结果乘以（-1）^(x+y)并取其实部最后计算频谱。实验中用到傅立叶变换的基本公式，通过实验我们可以更加深刻的理解频域滤波的基础。-The experiment calls for the development of a 2-D F
fftbasedconvolution
- - conv2fft.m ---> M-file for 2D FFT-based convolution - convfft.m ---> M-file for 1D FFT-based convolution-- conv2fft.m ---> M-file for 2D FFT-based convolution - convfft.m ---> M-file for 1D FFT-based convolution
2DFFT-C
- 2d FFT 图象处理，不含界面，公有算法实现-The 2D FFT
0000437
- 2010年ICIP最新文章关于图像复原，提出了2D NHA算法，实验证明了该算法的优越性能。-In this study, we develop a technique for image restoration The proposed method is based on the 2D non-harmonic analy- sis (2D NHA). The 2D NHA algorithm assigns an initial value by using the spect
2Dfft_zengqiang
- 构造一幅黑白二值图像，在128×128的黑色背景中心产生一个4×4的白色方块，利用1DFFT子程序实现2D傅里叶变换.-Construction of a black and white two value image, in a 128 x128black background center generates a 4x 4white box, use 1DFFT to achieve2D subroutine fft
monofilt
- MONOFILT - Apply monogenic filters to an image to obtain 2D analytic signal Implementation of Felsberg s monogenic filters Usage: [f, h1f, h2f, A, theta, psi] = ... monofilt(im, nscale, minWaveLength, mult, sigmaOnf, orientWrap)
fast-2d-fft-and-ifft
- 快速 二维傅立叶变换 和 反变换 实例-Fast two-dimensional Fourier transform and inverse transform instance
2d-fft
- 对yuv图片求fft和ifft变换，文件里包含测试图片，yuvviewer，以及测试图片的fft变换和ifft反变换的图片做完参考-fft and ifft transform of yuv pictures
fftw-3.3.3-dll32
- FFTW源码，CPU计算1D、2D、3D快速傅里叶变换（FFT）(Souce code of FFTW, to calculate 1D-FFT, 2D-FFT and 3D-FFT)