搜索资源列表
傅里叶变化
- 快速付里叶变换子程序所需 RAM 空间以输入的首地址为基址,向增加的方向扩展-Fast Fourier Transform subroutine RAM space required to input the first address of the site was to increase the direction of expansion
快速傅里叶变化
- 该算法是调用FFT库来进行快速傅里叶变换的
傅立叶变换MFC实现
- 关于傅里叶变化的MFC实现
傅里叶变化
- 快速付里叶变换子程序所需 RAM 空间以输入的首地址为基址,向增加的方向扩展-Fast Fourier Transform subroutine RAM space required to input the first address of the site was to increase the direction of expansion
FFTforTimeData
- 数字信号处理用的快速傅里叶变化，可提供分段，复盖（Overlap)，时程图，频谱图。-digital signal processing using Fast Fourier changes, can provide sub-covering (Overlap) time- and frequency spectrum.
FDomain
- 图像的一维、二维快速傅里叶变化和反变化，可对图像一般低通滤波、ButterWorth低通滤波、一般高通滤波、ButterWorth高通滤波-Image of one-dimensional, two-dimensional fast Fourier change and anti-change, the image may be a general low-pass filter, ButterWorth low pass filter
ImageEnhencementUsingIntensityTransformations
- 本实验要求使用强度变化方法对图像进行增强。图像增强的是要目标是处理图像，使其比原始图像更适用于特定应用，图像增强的方法分为两大类，空间域方法和频域方法，“空间域”一词是指图像平面本身，这类方法是以图像像素的直接处理。“频域”处理技术是以修改图像的傅里叶变换为基础的。本实验采用的对数变换和指数变换是对前一种方法的应用。-This experiment requires the use of intensity changes in met
DSPcode
- 数字信号处理源代码，包括冲激响应、传递函数、零相位函数、全通函数、离散时间傅里叶变化、离散傅里叶变化、滤波器设计及级联-Digital signal processing source code, including impulse response, transfer function, zero-phase function, all-pass function, discrete-time Fourier changes, dis
FFT
- 实现快速傅里叶变化，并对结果进行分析，增强对快速傅里叶变换的离家-Fast Fourier changes, and the results were analyzed to enhance the fast Fourier transform of the home
frft
- 利用分数阶傅里叶变化进行高分辨率的时频分析的文章，非常不错。-Changes in fractional Fourier using high-resolution time-frequency analysis of articles, very good.
cdpei
- 分数傅里叶变换程序，这个是离散分数阶傅里叶变化程序。-Fractional Fourier transform procedure, this is a discrete fractional Fourier change process.
frft
- 分数傅里叶变换程序，这个是二维分数阶傅里叶变化程序。-Fractional Fourier transform procedure, this is a two-dimensional fractional Fourier change process.
stft
- 本例介绍了一个利用MATLAB仿真短时傅里叶变换的实例，初学者可以根据此例子来了解短时傅里叶变化的过程，通过仿真图形分析也可理解短时傅里叶变换的含义。-This example describes a short time Fourier transform using MATLAB simulation examples, beginners can understand this example of short-time Four
FFT
- 基于MATLAB的快速傅里叶变化论文，有需要的速度，绝对原创-Fast Fourier transform based on MATLAB papers, there is a need for speed, the absolute originality
wienerfilter
- 对音频进行短时傅里叶变化，维纳滤波后还原，可以滤去20db不相关噪声-Short time Fourier transform of the audio, after the reduction Wiener filter can filter out irrelevant noise 20db
dft
- 学习matlab的傅里叶变化小程序，没问题额-Fourier transform of small learning matlab program, the amount is no problem
FT&chirpZ
- 利用傅里叶变换以及chirpZ变化求得计算低通滤波器的响应频率(The response frequency of low pass filter is calculated by Fourier transform and chirpZ change)
STFFTtool1
- 对非平稳信号进行分段、截取，再对处理过后的短时信号做短时傅里叶变换，分析其频谱特性，并找到各个时间节点的频率特性，以便分析不同事件段内的声音特征。(The nonstationary signals are segmented, and then the interception, the short-time signal after processing the short-time Fourier transform, the a
matlab傅里叶变化性质验证
- 二维傅立叶变换的Matlab实现，是利用图像处理软件对给 出的图像进行傅立叶变换处理。 自行设计一幅图像，验证离散傅立叶变换的性质，如： 频谱图中高频分量迅速衰减，可分离性，平移，周期性与共 轭对称性，旋转、线性和比例性，平均值。(The Matlab implementation of two-dimensional Fu Liye transform is based on image processing software
angular_spectrum_analysis
- 代码对2D二维傅里叶过程进行了描述；有助于傅里叶光学领域的基础概念的理解；对二维傅里叶变化过程中的matlab代码进行了简要介绍，有助于初学者理解(The code describes the 2D two-dimensional Fourier process, helps to understand the basic concepts of Fourier optics, and briefly introduces the ma