搜索资源列表
滤波
- 图像去噪的一些程序，可直接使用，只需修改成为自己的文件。(Image denoising of a simple procedure, can be used directly)
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)
DSP1
- MATLAB实现数字下变频，低通滤波法，写的不错，拿来分享 ( MATLAB implementation of digital down conversion, low pass filtering method, write good, used to share )(MATLAB digital down conversion and match filtering experiment)
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)
fft
- 快速傅里叶变换，高通滤波，低通滤波，可有效进行对不同频段滤波处理，提高数据稳定性。(Fast Fourier transform, high pass filter, low pass filter)
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)
wav
- 可以实现对自己录制的wav格式声音进行频谱分析时域分析并且加入随机噪音，可播放声音进行对比，自动绘制波形频谱图。最后进行去噪滤波。适合大学生数字信号处理课程实验(It can realize the spectral analysis of the wav format, record the time domain analysis and add random noise. It can play the voice contrast, and automatically draw the
bfband_3
- ncl图形可视化绘图，20到20天带通滤波，分析季节内振荡(NCL graphics visualization, filtering analysis MJO)
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)
滤波器
- 运用巴特我死低通高通滤波器对图像进行滤波处理，得到清晰的图像(Using Butt I die low-pass high-pass filter to filter the image, get a clear image)
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)
ideal_lp
- 理想低通滤波器滤波器截止角频率wc，阶数Me(filter function hd=ideal_lp(wc,Me))
新建文件夹
- 利用形态学的形态组合滤波器对数字信号去噪，可低通滤波(Digital signal de-noising, low pass filtering)
xdxhcl
- 对MIT心电信号处理，线性插值，低通滤波，高通滤波，带阻滤波。 使用方法为在命令窗口输入R('XX.txt'),XX为你在MIT下载的txt数据。(MIT ECG signal processing, linear interpolation, low pass filter, high pass filter, band stop filter. The use of the method is to enter R ('XX.txt') at the command window, an
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)
bandpass_r
- 本程序为带通滤波器函数，只需要输入序列，及相应参数，即可得到滤波后的数据及绘制出滤波后的序列频谱(This program is a band pass filter function. Only the input sequence and the corresponding parameters can be obtained, and the filtered data can be obtained and the sequence spectrum after the filter i
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
MATLAB
- 实现滤波，程序包含高通滤波，低通滤波和带通滤波。(Filtering, the program includes high pass filter, low pass filter and bandpass filter.)
DSP experients
- 有关数字信号处理的MATLAB编程，实现低通滤波器、高通滤波器的设计(The digital signal processing of the MATLAB programming, design and implementation of a low pass filter, high pass filter)