Description: 1.二值图像的fft分析
2.显示频谱图像，频谱的零频率系数被移到频谱中间
3.填充矩阵填充后的情况比较
4.绘图直观形象-1. Binary Image fft analysis 2. Image shows the spectrum, Spectrum coefficient of zero frequency spectrum has been moved to the middle three. Filled Filled matrix compared to the situation after four. Mapping visual image Platform: |
Size: 1024 |
Author:方周 |
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Description: matlab下对图像进行fft变换，平滑，锐化，中心化傅立叶正变换得到大正方形，小正方形，斜正方形。对其频谱进行中心化处理。图像的平滑和锐化，利用拉普拉斯算子。-Matlab right image fft transform, smoothing, sharpening, is the center of the Fourier transform large square, small square, ramp square. Its spectrum treatment center. Image sharpening and smoothing, using Laplace operator. Platform: |
Size: 1032192 |
Author:zidan |
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Description: 这是一个用Matlab编写的程序集，可以实现一些声音和图象的处理。声音的处理有：LPC，FFT，共振峰，频谱等。图象的处理也有很多，都有源代码和参考代码。还有非常友好的界面。-This is a Matlab prepared by the procedure set, can achieve some of the voices and image processing. Voice processing : LPC, FFT, formants and spectrum. Image processing there are many, have the source code and reference code. There are extremely friendly interface. Platform: |
Size: 13715456 |
Author:lijin |
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Description: 图像压缩源程序，通过matlab实现的很好的源程序。-image compression source, through the realization of Matlab good source. Platform: |
Size: 203776 |
Author:杨过 |
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Description: 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 Platform: |
Size: 2048 |
Author:江边漫步 |
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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 |
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Description: fft图像配准，希望能对大家有帮助，希望大家多交流。-fft image registration, I hope everyone can help, I hope more than U.S. exchanges. Platform: |
Size: 73728 |
Author:王昱 |
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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 |
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Description: 加深对图像变换的理解。计算图像的傅立叶变换J，进行频谱搬移并显示；计算J的逆变换IFFT，并显示。-Deepen the understanding of the image transform. Fourier transform calculation of image J, the spectrum to move and display calculated J inverse transform IFFT, and displayed. Platform: |
Size: 28672 |
Author:Ashtray |
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Description: Matlab做的关于三角波，正弦波，方波的FFT算法，可以分析方波信号、三角波信号的频谱以及采样点数、采样频率对频谱分辨率的影响。-Matlab to do on the triangle wave, sine wave, square wave of the FFT algorithm, can be analyzed square-wave signal, triangular wave signal of the spectrum as well as the sampling points, the sampling frequency affect the resolution of the spectrum. Platform: |
Size: 1024 |
Author:venppen |
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Description: 基于FFT的数字水印嵌入程序，该程序通过对水印图片进行猫脸变换的预处理，增强的水印图片的鲁棒性-FFT-based digital watermark embedding process, the program conducted by Watermark picture cat face Transform pretreatment, enhanced the robustness of watermark image Platform: |
Size: 101376 |
Author:cheng tiantian |
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