Description: VC编写的高效的图象2D快速傅立叶正变换程序,编译通过.适合256色bmp图象变换.效果和matlab的fft2()没法比,但是程序值得借鉴.适合图象处理初学者,有助于理解傅立叶变换在图象处理中的重要作用.-VC efficient preparation of the image is 2D fast Fourier transform procedures compile. Bmp for 256-color image transformation. Results and Matlab fft2 () no match for, but the procedure is worth learning from. Image processing for beginners, helps to understand Fourier transform in the image processing an important role. Platform: |
Size: 84992 |
Author:李安定 |
Hits:
Description: 这是正弦信号的图象，付氏变换，以及功率普密度分析，这是信道传输的基础-This is the image sinusoidal signal, Fourier transform, and the general power density analysis, this is the transmission channel basis Platform: |
Size: 1024 |
Author:李彩 |
Hits:
Description: 分数傅立叶变换的源代码，可哟骂你过于图像处理，目标识别，信号检测等。尤其善于处理线性调频信号。-scores Fourier transform source code, you can yo scolded too image processing, target recognition, signal detection. Particularly good at handling linear FM signal. Platform: |
Size: 6144 |
Author:sea |
Hits:
Description: 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
用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波
图像的自适应魏纳滤波
运用5种不同的梯度增强法进行图像锐化
图像的高通滤波和掩模处理
用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理
利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理
-digital image data matrix display and its Fourier transform two-dimensional discrete cosine transform image compression using gray change The method for enhancing the contrast of the image histogram equalization simulated images by white Gaussian noise and Impulse noise impact 2D Median filter function medfilt2 right by the Salt and Pepper noise interference with the image filtering MATLAB functions fi lter2 right by the noise of image filtering images using adaptive filtering Weiner five different gradient growth Intensity image sharpening images and high-pass filter mask Processing Butterworth (Butterworth) lowpass Filter by the noise of the image smoothing use Butterworth (Butterworth) high-pass filter filter on the image sharpening Platform: |
Size: 10240 |
Author:王晓明 |
Hits:
Description: 1.了解离散傅立叶变换及离散余弦变换的基本原理；
2.掌握进行FFT及逆变换的方法；
3.了解图像在频域中处理方法，应用MATLAB语言作简单的低通滤波器。
-1. Understand the discrete Fourier transform and discrete cosine transform the basic principle; 2. master for FFT and inverse transform; 3. understanding of image processing in the frequency domain method, MATLAB language for simple low-pass filter. Platform: |
Size: 16384 |
Author:小春 |
Hits:
Description: 傅立叶变换用于图像处理时的特性分析>>傅立叶变换用于图像处理时的特性分析-Fourier transform for image processing at the time of Analysis Platform: |
Size: 138240 |
Author:xiake |
Hits:
Description: 这是傅立叶梅林变换的MATLAB源代码,很实用,适合做水印或图象处理相关的朋友参考使用.-This is the Fourier Mellin Transform MATLAB source code, very useful, suitable for a watermark or image processing-related friends use and reference. Platform: |
Size: 120832 |
Author:li yong |
Hits:
Description: This belongs to the imagery processing design proposal, the topic is the digital image Fourier transformation 。-This belongs to the imagery processing design proposal, the topic is the digital image Fourier transformation. Platform: |
Size: 367616 |
Author:娜娜 |
Hits:
Description: 关于图像处理的12个程序，每个程序的功能在m文件中有注释，有分割、边缘检测、傅立叶变换等-Image processing on the 12 procedures, the functions of each program in the m file has notes, have split, edge detection, Fourier transform, etc. Platform: |
Size: 10240 |
Author:真好！ |
Hits:
Description: 傅立叶变换是线性系统分析的一个有力工具，是信号处理中最重要、应用最广泛的变换，利用频域中特有的性质，可以使图像处理过程更加简单、有效，对于迂回解决图像处理中的难题非常有帮助，被广泛应用于数字图像处理中，-Fourier transform is a linear system analysis a powerful tool for signal processing are the most important and most widely used transform, the use of frequency domain-specific nature, can make image processing more easy, effective, solution for image processing circuitous The problem very helpful, are widely used in digital image processing, Platform: |
Size: 753664 |
Author:杨战 |
Hits:
Description: MATLAB工具结合数字图像处理，完成实验，有图像彩色空间转换，傅里叶变换，余弦变换，直方图均衡等等，有需要的看一下。-Combination of MATLAB tools for digital image processing, the completion of the experiment, the image color space conversion, Fourier transform, cosine transform, histogram equalization and so on, there is a need to look at the. Platform: |
Size: 3396608 |
Author:等途浪子 |
Hits:
Description: 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 processing, the center of movement. Including sub-block DCT processing, and retention of small coefficients, and compare the results. Platform: |
Size: 390144 |
Author:pxjy |
Hits:
Description: 适用于初学者的数字图像处理MATLAB代码，主要是根据某些变换的原理，以Lena灰度图为基本处理图片，实现平移、卷积、灰度图转rgb、hsi、傅里叶变换、位面图等初等变换。-Suitable for beginners to digital image processing MATLAB code, mainly based on certain principles of transformation in the basic process grayscale image Lena, panning, convolution, grayscale turn rgb, hsi, Fourier transform, bit surface diagrams elementary transformation. Platform: |
Size: 703488 |
Author:mz |
Hits:
Search - MATLAB fourier image processing