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picture-processing
- 产生一图像 f1(m,n),其中图像大小为256×256,中间亮条为128×32,暗处=0,亮处=100。对其进行FFT: 同屏显示原图f1(m,n)和FFT(f1)的幅度谱图;-Generating an image f1 (m, n), wherein the image size is 256 × 256, the highlight bar to the middle of 128 × 32, 0 = dark, bright point = 100. Its FFT: screen
picture-processing
- 产生一图像 f1(m,n),其中图像大小为256×256,中间亮条为128×32,暗处=0,亮处=100。对其进行FFT:1.若令f2(m,n)=(-1)^(m+n)*f1(m,n),重复以上过程,比较二者幅度谱的异同;2若将f2(m,n)顺时针旋转90 度得到f3(m,n),试显示FFT(f3)的幅度谱,并与FFT(f2)的幅度谱进行比较;-Generating an image f1 (m, n), wherein the image size is 256 256, the highlig
a
- 图像二值化,图像灰度变换,FFT变换,直方图的对应变化和图像对比度的变化 -image processing
Deblur-Algorithm
- 基于稀疏表示的图像模糊复原算法,利用Alternating Method以及FFT变换分别进行稀疏编码和模糊复原,复原图像的效果很好。-An algorithm for image debluring based on sparse represetation. It takes the AM and FFT for sparse coding and debluring respectively. The result get good visualization.
FFT_highpass
- 傅里叶变换 再用高通滤波器过滤得到反变换后的图像与原来图像对比 -FFT highpass
chen
- 基于vs2008下 用cimage类写的一个对图像处理的频域低通滤波器,利用快速傅里叶变换FFT,IFFT,可以对任意大小图像的进行变换。-Based on the use vs2008 cimage write a class of low-pass filter in the frequency domain image processing using fast Fourier transform FFT, IFFT, can be of any size of the image tra
FFTaDFTshixianjiceshi
- 使用MATLAB进行DFT/FFT/IDFT的运行,观察傅里叶变化后的图像-Use MATLAB for DFT/FFT/IDFT operation, after observing the image Fourier transform
image
- 系统能读取不同图像,保存处理后的图像; 2. 直方图均衡化; 3. 对图像进行FFT和DCT变换; 4. 对图像添加高斯噪声,进行均值降噪(图像数目可设置); 5. 对图像进行频域增强(可选一种滤波器对图像平滑或者锐化都行); 6. 采用阈值法对图像进行二值化;(阈值可设置) -he system can read different image, save the image after processing 2 histogram equalization
fft_domain_periodic_noise_removal
- 主要用于数字图像处理里的图像增强和图像复原,用fft_domain_periodic_noise_removal来实现功能-Mainly used for image enhancement in digital image processing and image restoration, using FFT domain periodic noise removal to implement the function
fft_tracker
- 众所周知,fft将图像转换频域,但是你知道fft可以实现简单而又快速有效的跟踪吗?看了篇文章我就懂了,这里是我调好的demo程序,供大家参考!-As we all know, fft to convert images in the frequency domain, but you know fft simple and can be implemented quickly and efficiently track it? Haha, I do not start the line, but
FFTaDCT
- 对图像进行FFT变换和DCT变换及反变换,观察图像的变换及相应变换的性质-Image transform and inverse transform, and the nature of the observed image transform FFT transform and DCT transform corresponding
huffdecode
- 一种基于FFT变换的图像压缩还原处理算法的程序代码-A kind of image compression reduction algorithm based on FFT transform program code
Canny
- 数字图像处理基本算法C++源代码,包括FFT、DFT、边缘检测算法、滤波算法-The basic algorithm of digital image processing C++ source code, including FFT, DFT, edge detection algorithms, filtering algorithms, etc.
FourierTransform
- 对图像进行二维快速傅立叶变换及傅立叶反变换,并输出图像的频谱图和相位图-Consult a reference book for Fast Fourier Transform (FFT), and then develop a program that can compute and display the two-dimensional Discrete Fourier Transform (amplitude and phase spectra) of a digital image.
CFFTW
- FFT用于图像快速卷积,里面包含详细地文档,C++,python,matlab三种语言编写,适合不同的编程人员-FFT is used to image fast convolution, which contains detailed documentation, C++, python, matlab three languages
FFTW
- 使用FFTW VCL 和网上流行的C算法对已知函数各进行了FFT变换,同时使用IFFTW进行了反演,并将反演图像和原始图形进行了比较,结果是两种图形可以重合。-Use the FFTW VCL and the popular C FFT algorithm in th internet to compute the FFT
tuxiangchuli
- 对图像进行增强处理,图像经过FFT变化,最新的方法-The image enhancement processing, image changes after FFT, the latest methods
processing_pic
- 完成对于图像的DCT变换反变换,FFT变换反变换,动态模糊,加噪声去噪声等等,配有图形界面,功能强大-For complete image DCT transform inverse transform, FFT transform inverse transform, as well as some dynamic blurring function, and with a graphical interface
tuxiangpipei
- 基于FFT的图像配准,附带图像及源码,好好学习吧-FFT-based image registration
matlab-addition-to-dry
- 通过fft变换,对图片进行信号进行除燥,进行反ifft变换图像重构-By fft transform, the picture signal in addition to dry, inverse transform image reconstruction ifft