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fft_protect
- 傅立叶相位加密，用于图像加密，效果好，需要密钥图像，也在压缩包里。适用于灰度图象。-Fourier phase encryption for image encryption, which is good, need to key images, but also compressed bundle. Apply to the gray-scale image.
2D-Fourier-Transform
- 基于matlab的数字图像的二维傅立叶变换(FFT)以及二维离散余弦DCT变换，提供里详细代码，.m文件-Matlab-based digital image two-dimensional Fourier transform (FFT) and two-dimensional discrete cosine transform DCT offers in detailed code,. M file
ebcryptionibage
- 傅立叶相位加密,用于图像加密,效果好,需要密钥图像,也在压缩包里-Fourier phase encryption, for image encryption, the effect is good, need key image, also in the package
cvGabor
- 傅里叶变换是一种信号处理中的有力工具，可以帮助我们将图像从空域转换到频域，并提取到空域上不易提取的特征。但是经过傅里叶变换后，图像在不同位置的频度特征往往混合在一起，但是Gabor滤波器却可以抽取空间局部频度特征，是一种有效的纹理检测工具(Fu Liye transform is a powerful tool in signal processing, which helps us transform images from airspace to frequency domain and e
归档
- 二次傅里叶变换计算图像的菲涅尔衍射，用于matlab模拟透镜成像(Two Fourier transform calculation of Finel diffraction)
归档 2
- 傅里叶变换卷积方法计算图像的菲涅尔衍射，用于matlab模拟透镜成像(convolution method for calculating Finel diffraction of image)
归档 3
- 利用二次傅里叶变换的方法计算图像经透镜后在指定距离的光屏上所成的像(Two times Fourier transform is used to calculate the image of the image after the lens is placed on the optical screen at the specified distance.)
归档 5
- 利用傅里叶变换卷积的方法计算图像经透镜后在指定距离的光屏上所成的像(Fourier transform convolution method is applied to calculate the image of the image after the lens is placed on the optical screen at the specified distance.)
fft_code
- 实现图像快速傅里叶变换,图像图形处理领域(implement the fft transform for images, applied in image processing.)
fftw-3.3.8.tar
- 傅里叶变换，快速离散傅里叶变换程序，用于图像处理。(Fu Liye transform, fast discrete Fu Liye transform program, for image processing.)
frft code
- 对二维图像去噪，使用分数阶傅里叶变换算法。(For two-dimensional image denoising, fractional Fourier transform algorithm is used.)