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envelope
- 对数据信号进行希尔伯特包络 低通滤波包络（需要输入信号数据与采样频率）。(The Hilbert envelope low-pass filtering envelope is used for the data signal (the input signal data and the sampling frequency).)
fir_test
- 对输入的原始数据qqqq4444，qqqq4444数据需自己手动输入，进行低通滤波，然后进行快速傅里叶变换，最后算出距离(For input raw data, qqqq4444, qqqq4444 data need to be manually input, low-pass filtering, and then fast Fourier transform, and finally calculate the distance)
基于FPGA和IP核的FIR低通滤波器
- 用verilog语言实现数字电路低通滤波器(Implementation of digital circuit low-pass filter using Verilog language)
DFT
- visual c++写的傅里叶变换，以及在频域实现低通滤波和高通滤波(Fourier transform written by visual c++ and low-pass filtering and high pass filtering in frequency domain)
myGussianLowPassFilter1
- 可以对图像进行高斯低通滤波，需要提供一个img参数即为图像，和D0(Gauss low-pass filtering for image)
imageFrequencyFilter
- 频域低通滤波，理想低通滤波器，巴特沃斯低通滤波器(Low pass filter in frequency domain, ideal low pass filter, Butterworth low pass filter)
filter
- 简易一阶低通互补滤波卡尔曼滤波源代码添加到自己工程当中直接使用就行(Simple first order low pass complementary filter Calman filter source code)
E2-频域增强
- 一、 计算图象的频谱函数 设计图象120*30/256*256；选用Matlab函数直接调用实现。 二、根据计算证明傅立叶变换的性质 1， 共轭对称性: F(u,v)=F*(-u,-v) ; 三、图象的频域滤波 1， 设计一个指数低通滤波器，对两图象（f1(x,y)为30*30/256*256的图象；f2(x,y)=p3-02图象）进行低通滤波，观察分析空域图象和频谱分布的变化。 四、图象变换比较 利用现有的离散傅立叶变换、离散余弦变换、Walsh-Had
ellipfilter
- 利用椭圆低通滤波器对信号进行滤波，并利用加汉宁窗的插值方法对信号进行了频谱分析(To filter the signal by using the elliptic low pass filter, and the signal spectrum analysis using interpolation method and Hanning window)
实验
- 高斯低通滤波器实现图像去噪，通过去除高频分量来降低图像噪声(Image denoising by Gauss low pass filter and reduction of image noise by removing high frequency components)
IIR低通滤波器设计资料
- 是在设计过程中需要用到的一些函数，可以帮助设计。(The file is useful to eveone who will design the IIR exquipent,ang I hope It will take good luck for you !Thank you reading!)
MATLAB
- 对二维图像进行傅里叶变换，在频率进行低通滤波(Fourier transform of two-dimensional image and low pass filter in frequency)
低通数字滤波器
- 基于STM32单片机实现的低通数字滤波器，编译环境keil mdk(DEGITAL FILTER, build by keil mdk)
数字信号处理课程设计
- 分别设计了低通、高通、带通滤波器进行声音去噪声分析，并比较去噪效果。所展示效果为主菜单/子菜单。(The low pass, high pass and bandpass filters are designed for noise noise analysis, and the effect of noise removal is compared.The display effect is the main menu / submenu.)
Desktop
- ICA盲源分离，实现对未知混合信号进行盲分离；低通滤波器。(BSS using eigenvalue value decomposition Program written by A. Cichocki and R. Szupiluk X [m x N] matrix of observed (measured) signals, W separating matrix, y estimated separated sources p time delay used in comput
采用
- 低通滤波器与高通滤波器的多孔小波变换程序。(The porous wavelet transform of low pass filter and high pass filter.)
采样定理
- 验证低通采样定理，实现信号的低通采样及恢复原始信号。(Verify low-pass sampling theorem)
filter
- 带通滤波器和低通滤波器，信号处理是滤除直流分量和高频噪声，使用方式见程序内部说明(Band-pass filter and low-pass filter, signal processing is the filter DC component and high frequency noise, the use of the internal descr iption of the program)
fir滤波器
- 实现ccs软件fir低通滤波器仿真的c语言程序(C language program for CCS software FIR low pass filter simulation.)
FIR
- 利用Kaiser窗函数，设计具有如下指标的FIR低通滤波器：fs=20KHz, fpass=4kHz, fstop= 5KHz, Apass=0.1dB, Astop=80dB。(The FIR low-pass filter designed by Kaiser window function is used for digital filtering.)