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flymeilin
- 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.
fft_change
- 快速傅立叶变换的程序，附有试验用数据，希望对大家有所帮助-Fast Fourier Transform procedure, with test data, and they hope to help everyone
window_fourier
- 加窗fourier变换的实现 效果不错 适合入门级的学习者.-Windowed fourier transform to achieve good results for entry-level learners.
200628111717
- DFT(Discrete Fourier Transformation)是数字信号分析与处理如图形、语音及图像等领域的重要变换工具，直接计算DFT的计算量与变换区间长度N的平方成正比。当N较大时，因计算量太大，直接用DFT算法进行谱分析和信号的实时处理是不切实际的。快速傅立叶变换(Fast Fourier Transformation，简称FFT)使DFT运算效率提高1～2个数量级。其原因是当N较大时，对DFT进行了基4和基2分解运算
fft
- Fast Fourier Transform by using C
dft
- Discrete Fourier Transform and Power Spectrum Calculates Power Spectrum from a Time Series
DigitalimageFouriertransformation
- 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 transformatio
DFT_FFT
- 离散傅立叶算法(DFT)、快速傅立叶算法(FFT)通用源码-Algorithm for Discrete Fourier (DFT), fast Fourier algorithm (FFT) common-source
FFT
- 快速傅利叶变换 C 语言源代码，可以很好移植到不同的系统-Fast Fourier Transform C language source code, can be ported to different systems
FFT
- 用c实现的快速傅立叶变换算法，用作频谱分析-With c realize the fast Fourier transform algorithm for spectral analysis
re
- 快速傅里叶变换（FFT）算法。FFT - Fast Fourier transform. The length of X must be a power of two, for a fast radix-2 fast-Fourier transform algorithm is used-Fast Fourier Transform (FFT) algorithm. FFT- Fast Fourier transform. The le
stft
- 一维向量的离散短时Fourier变换函数。函数名：stft，输入：要处理的一维数组，加窗：矩形窗，窗口宽度：20。-One-dimensional vector of discrete short-time Fourier transform function. Function name: stft, enter: To deal with the one-dimensional array, plus a window: recta
2006419113822786
- 傅立叶变换的ppt,不知对大家有没有用,初学者-Fourier transform of the ppt, I wonder if there is no use for everyone, beginners
1024FFT
- 1024点FFT快速傅立叶变换 VHDL语言实现-1024-point FFT Fast Fourier Transform VHDL language
FFT2
- C#快速傅立叶变换，输入为时域的实部和虚部，输出为频域的虚部和实部，并可以选择逆变换或返回模和相位-C# Fast Fourier Transform, enter the domain too real and imaginary parts, the output for the frequency domain of the imaginary part and real part, and can choose or retur
DFT
- 实现离散傅立叶变换DFT 最后分析得到频谱幅度 相位-Discrete Fourier Transform DFT realize the final analysis of phase-amplitude spectrum
fsdv221
- 关于傅立叶描述子的GUI界面，本程序可计算目标的一种形状描述符——轮廓傅立叶描述子。并可通过傅立叶描述符重构目标轮廓。-On the Fourier descr iptors of the GUI interface, this program objectives computable descr iptor of a shape- the outline of Fourier descr iptors. Via Fourier re
matlabfyliye
- 基于傅立叶变换的数字水印嵌入技术(毕设)(内有英文翻译)-Fourier transform-based digital watermark embedding technologies (complete set) (with English translation)
project
- Generation of signal with extra parameters Detection using Fast Fourier Transform Algorithm Goertzel Algorithm Digital Filtering (FIR Filter bank)
fm-meilin
- 数字图像矩阵数据的显示及其傅立叶变换 P0302：二维离散余弦变换的图像压缩 P0303：采用灰度变换的方法增强图像的对比度 P0304：直方图均匀化 P0305：模拟图像受高斯白噪声和椒盐噪声的影响 P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 P0308