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wavelet
- 小波变换的一级分解过程，原始信号分别进行低通、高通滤波，再分别进行二元下抽样，就得到低频、高频（也称为平均、细节）两部分系数；而多级分解则是对上一级分解得到的低频系数再进行小波分解，是一个递归过程-Wavelet decomposition level, the original signals were low-pass, high pass filter, and then under the random binary respectively, to be low frequency,
jiachuang
- 对任意函数的加窗处理，以及低通滤波和高通滤波功能。-For any function windowed processing, and low-pass filter and high pass filtering.
Wavele-Transform
- 图像的三层小波变换、行列变换、高通滤波、低通滤波、反变换-Image of the three wavelet transform, rank transform, high pass filter, low pass filtering, inverse transform
fenshuiling
- 基于标记的Watershed图像分割算法是一种改进的分水岭算法，它很好地被应用于人脸及其他一些场景图像的分割。把该方法引入高分辨遥感图像的分割，并针对遥感图像的特点，在分割之前采用中值滤波对高分辨率遥感图像进行预处理；同时，在分割过程中采用用小波滤波器替代Butterworth滤波器对梯度图像的低通滤波。不同地物特征Quickbird图像的分割实验表明，对于纹理比较均一的高分辨率遥感图像，该方法避免了过分割现象，且效率较高；但对于纹理比较复杂的图像，该方法具有一定的局限性。-Watershed
chap1_5
- 程序主要包括低通滤波、高通滤波，带阻滤波，同态滤波等，主要是平滑和锐化处理-Program includes low-pass filter, high pass filter, band stop filtering, homomorphic filtering, smoothing and sharpening are mainly
my_2bpsk
- my_2bpsk.rar文件包含了一个m文件和一个低通滤波器数据文件，实现的数字通信系统的升余弦基带成型，bpsk数字调制，以及高斯白噪声、接收端相干解调系统处理的各个阶段，并用plot语句画出了相关波形,对于理解数字通信系统有很大的好处。-my_2bpsk.rar file contains an m file and a low-pass filter data file, to achieve the digital communication system raised cosine b
frequency
- 实现分频，低通1khz 中1到5khz，高5到20khz-Achieve frequency, low-pass 1khz in 1 to 5khz, high 5 to 20khz
pinpu
- 选择不同的滤波方式：低通、高通、带通及带阻，进行频谱分析。-Select a different filtering method: low pass, high pass, band pass and band stop, spectral analysis.
junheng
- 基于5416芯片，通过按键控制，实现对音频信号进行高通，低通，带通滤波。并有led显示-Based on 5416 chip, through the control buttons, the audio signal to achieve high-pass, low pass, band pass filter. And has led displays
gitonglubo
- 实现高通和低通滤波，主要是先进行傅里叶变换，然后对频谱图滤波后再逆变换得到滤波之后的图片-High-pass and low pass filter, mainly the first Fourier transform, frequency spectrum and then inverse transform filter and filtered image
filter_design
- 用窗函数法实现了FIR数字滤波器的仿真，包括五种窗与低通，高通、带通、带阻四种类型的组和，可实现20种滤波器的设计-FIR filter design
filter
- 一阶无限冲激响应低通滤波器和一阶无限冲激响应高通滤波器，用matlab计算并画出它们的增益响应-First order IIR low-pass filter and the first order IIR high-pass filter, using matlab to calculate and draw them gain response
ALL-FILTER
- vc++下各种数字滤波器的实验程序，包括带通，带阻，低通，高通-vc++ under the experimental procedures of various digital filters, including band pass, band stop, low pass, high pass
FFT_Filter
- 能实现基本的傅里叶正逆变换，并能是想频域的理想低通和理想高通滤波-To achieve the basic inverse Fourier transform, and can be like the ideal low-pass frequency domain and the ideal high-pass filter
singal_processing
- 产生一个连续信号，包含低频，中频，高频分量，对其进行采样，进行频谱分析，分别设计三种高通，低通，带通滤波器对信号进行滤波处理，观察滤波后信号的频谱。-generating a continue time singal,which contains low,middle and high frequences,sampling it.analisize its spetrum.Then designing three kind filters are lowpass,highpass,bandpa
filter
- 运用MATLAB制作高通、低通等各种滤波器，实现变声系统。-Making use of MATLAB to create high pass, low pass and other filters,to achieve the goal of changing the sound .
matlab-wavefilter
- 用MATLAB语言编写的低通-高通滤波代码-MATLAB
matlab
- 这事我用巴特沃斯模拟的方法设计的数字低通，高通，带通滤波器，其中只有一小段-I used this method to design analog Butterworth digital low pass, high pass, band pass filter, which only a short
Implementing_Filtering
- 该代码实现了图像的滤波处理，这段代码给出了三种滤波矩阵，包括图像平滑(低通滤波器)、图像边缘提取(高通滤波器)等。用户下载后可以根据自己需要修改滤波矩阵和参数值，以便实现特殊的功能。为了形象的说明滤波效果，代码执行后可以看到滤波前后滤波后的对比图像。 -The code of the image filter processing, the code shows the three filter matrix, including the smoothing (low pass filter),
Untitlelvbo
- 利用MATLAB进行图像滤波技术，包含理想低通，高通滤波器和巴特沃思低通，高通滤波器的设计-Using MATLAB for image filtering techniques, including the ideal low-pass, high pass filter and Butterworth low-pass, high pass filter design