搜索资源列表
HightFilterAndLowFilter
- 实现正逆傅里叶变换，并在此基础上实现各种高低通滤波器，采用OPENCV实现。图像只针对2的整数次幂的方图-implement kinds of high filters and low filters in OPENCV based on implementing the FFTs and IFFTS.
DigitalSignalofMatlab
- 数字信号处理，包括：各种现有信号及随机信号的输入，从文件读取数据的输入，各种滤波器的实现，傅里叶变换等，傅里叶反变换等，谱分析，利用图形界面形式编写，简单且可视化强，便于理解。-Digital Signal Matlab
GenerationOfTheLog-normalDistributionClutter
- 本程序已被本人整理到WORD文档中，编程语言为MATLAB，本文设计的滤波器采用傅里叶级数展开法。模拟的杂波的功率谱密度采用BVURG法，概率密度函数的估计采用直方图估计法，设计参数皆在文档中表明。此程序已经验证是正确可执行的，并能生成图形，值得下载！-This program has been organized into WORD document I, the programming language MATLAB, the filter designed in this paper Fo
Audio_Filter_Analysis
- 使用Matlab代码和Simulink做音频的滤波后傅里叶分析及相应滤波器分析-Using MATLAB code and Simulink to do fitlered audio file Fourier anlysis and specifications anlysis of the corresponding filter.
04
- 对原图分别在频域内使用理想低通滤波器（选择任意截止频率）和理想高通滤波器（选择任意截止频率）和理想高通滤波器，再对其使用快速傅里叶变换，并输出修复后的图像的频率谱图。最后将高通滤波与低通滤波后的相加，输出，并与原图进行比较。-Respectively of the original image in the frequency domain using the ideal low-pass filter (choose an arbitrary cut-off frequency) and th
yuyin
- 进入实验界面后，按“输入语音信号”按钮，录入语音信号的数据。对数据进行频谱分析，给出语音信号的波形图和频谱图。设置系统的截止频率，选择给定的系统类型，建立系统函数，并画出系统的频响图。 5. 语音信号频谱与滤波器频响相乘（即对语音信号进行高、低通滤波），得到输出信号的频谱，将所得结果经过傅里叶反变换函数变换为时域信号，绘出处理后信号的波形图，并分别存档。-Into the experimental interface, press " input speech signal"
fft
- 利用快速傅里叶变换FFT的ip核和fir的ip核制作的自适应滤波器-use fft ip and fir ip to make a Adaptive Filter
FIR
- FIR滤波器，使用hamming窗函数，对正弦信号的傅里叶分解形式进行滤波-FIR filters, using hamming window function, Fourier decomposition form sinusoidal signal filtering
daizu
- 采用切比雪夫滤波器，可实现带阻滤波。可以自己设置通带以及阻带的频率范围，傅里叶变换显示频谱图以及滤波后的信号。-Chebyshev filter, band-stop filter can be realized. You can set your own frequency range of the passband and stopband, Fourier transform and display the signal spectrum after filtering.
frft
- 分数阶傅里叶变换对chirp信号进行解调，同时对比匹配滤波器的解调性能-Fractional Fourier transform of the chirp signal is demodulated, and the demodulation performance comparison of the matched filter
kangkei_v60
- 各种kalman滤波器的设计，分数阶傅里叶变换计算方面,电力系统暂态稳定程序，可以进行暂态稳定计算。- Various kalman filter design, Fractional Fourier transform computing, Power System Transient Stability Program, can be transient stability.
dsp-work
- 傅里叶变换，频谱变换，滤波器设计相关代码，对初学者有很大的帮助-Fourier transform, spectrum transform, filter design related code, a great help for beginners
yengnai
- 包括脚本文件和函数文件形式，分数阶傅里叶变换计算方面,FIR 底通和带通滤波器和IIR 底通和带通滤波器。- Including scr ipt files and function files in the form, Fractional Fourier transform computing, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter.
panghen-V6.3
- 含噪脉冲信号进行相关检测,最终的权值矩阵就是滤波器的系数，分数阶傅里叶变换计算方面。- Noisy pulse correlation detection signal, The final weight matrix is ??the filter coefficient, Fractional Fourier transform computing.
fft_filter
- 快速傅里叶变换滤波器的matlab程序算法设计及使用(It is a FFT-Filter designed by MATLAB code.Design and Application of Matlab Algorithm for Fast Fourier Transform Filter)
shiyan
- matlab实验，离散傅里叶变换性质，滤波器设计(Matlab experiment, discrete Fourier transform properties, filter design)
threefilterCompare
- 将图像傅里叶变换，然后利用高斯、巴特沃斯、理想滤波器实现图像高频成份和低频成份的分离。(The image Fu Liye transform is applied, then the Gauss high pass lowpass filter is used to achieve the separation of high-frequency components and low frequency components.)
IIR一阶低通滤波器
- matlab实现带通滤波，傅里叶变换，得到频域信号，带桶处理(Achieve band pass filter, Fourier transform, get frequency domain signal, with bucket processing.)