搜索资源列表
mpsound
- 录制一段个人自己的语音信号。对录制的信号进行采样;画出采样后语音信号的时域波形和频谱图;对语音信号进行加噪和去噪处理,画出滤波后信号的时域波形和频谱,并对滤波前后的信号进行对比,分析信号的变化;回放语音信号;实现快录慢放、慢录快放等功能。-Record a person' s own voice signal. Of the recorded signal sampling draw sample after the speech signal time-domain waveform
my_QPSKmod_201107
- 从基带信号产生——IQ映射——调制——信道加噪——解调——判决及反映射——接收信号输出,每个步骤都画出了图形。 -From the baseband signal- IQ mapping- Modulation- channel with noise- modem- judgments and reflect radio- receiver signal output, each of these steps are drawn graphics.
ch8_4_2
- 用matlab编写的图像复原源代码,采用维纳滤波复原技术,可对模糊和加噪的图像实现精确复原。-Prepared using matlab source code image restoration using Wiener filter restoration technology, can be vague and processors realize accurate image noise resilience.
imageshow
- 用于图像处理的图形用户界面,可实现图像的翻转、加噪、边缘提取等功能。-For image processing graphical user interface, can be flipped images, noise, edge detection and other functions.
fsk
- 数字通信中的FSK调制解调的原理和过程, 通过用Matlab 对这一过程的编程,分析信号在理想信道和加噪信道中传输时的时域图, 并用蒙特卡罗算法进行仿真。-Digital communications in FSK modulation and demodulation principle and process, through the use of Matlab in the process of programming, analysis of signals in the ideal c
a
- gui界面设计,进行图像的一般处理,如旋转,加噪,直方图均衡化等-gui interface design, the general image processing, such as rotation, noise, such as histogram equalization
MATLAB
- 主要是仿真了gold码、数据的调制、加噪、解调以及数据恢复的过程。-Simulation of gold is mainly a code, data modulation, noise, demodulation and data recovery process.
wiener
- 维纳滤波的MATLAB程序代码首先根据。首先产生一信号 ,将其加噪后,利用AR模型滤波-wiener filter code
MATLAB
- 通过通信系统BPSK数字传输仿真,实现数字信号的输出、调制、加噪、滤波、再仿真接收端恢复原始数据-BPSK communication system through the simulation of digital transmission, digital signal output, modulation, noise, filter, and then restore the original simulation data on the receiving end
AdditionalNoise
- 视频加噪攻击 ,是基于matlab的,经过测试,效果很好,-AdditionalNoise
ds_programme
- 直接序列扩频通信系统仿真程序,包括伪随机序列产生、扩频、加噪、接收等。-Direct sequence spread spectrum communication system simulation program, including the pseudo-random sequence generator, spread spectrum, plus noise, the receiver and so on.
imnoise
- 给各种格式的图片或者相片加噪声 原代码 方便应用-To a variety of formats pictures or photos plus noise of the original code to facilitate their application
ImageFusion
- 数字图像的加噪、去噪、聚类分析和融合的Matlab实现。-Plus digital image noise, denoising, clustering analysis, and integration of Matlab implementation.
bound2im
- Hough变换进行曲线参数提取:在使用三种算子对加噪后图像进行边缘检测以后,使用Hough变换对检测后图像进行参数提取,并在提取成功以后,使用提取获得的参数进行图像的重建,最后将重建图像叠加到加噪图像中。注意在进行Hough变换时,对比观察获得图像与使用算子进行边缘检测获得图像之间的区别-find out the outline of circle
spectrum
- 给出正弦加噪函数,通过FFT,DTFT,做频谱变化,幅度谱和相位谱。-Sine plus noise function is given by FFT, DTFT, make changes in the spectrum, amplitude spectrum and phase spectrum.
pso
- 对不同噪声强度的加噪图像,用粒子群优化算法优化结构元素,找到最优结构元素,对图像进行去噪操作,使恢复的图像达到最大峰值信噪比-Noise intensity for different images with noise, using particle swarm optimization algorithm to optimize the structure elements, find the optimal structure element, the image de-noising o
QPSK4_Weitongbu
- qpsk位同步源程序 包括调制解调及信道加噪等-qpsk bit synchronization source, including modulation and demodulation and channel plus noise, etc.
degra_write
- 自编图像退化程序,包括图像的模糊与加噪,解释详细,希望对学习图像复原的朋友有所帮助。-Self image degradation process, including blur and add noise, a more detailed explanation, I hope the friends of learning image restoration help.
ImageDenoisingBasedonWaveletTransform
- 基于小波变换的图像去噪的matlab程序 程序使用说明: 1、软件应用平台:Matlab6.5或更高; 2、打开方法: 将文件所在目录设为工作目录,然后打开wavlet.fig,在noise提示框下输入噪声强度,在0-0.1之间(不能为零)。 然后点process按钮,就会显示实验结果,包括原图像,加噪图像,去噪图像的对比以及当前的psnr值。 wavlet.m是程序文件。 程序内容写在在程序的注释里。 阈值的更改没有实现可视化,在源程序中可以改。-Image d
matlab
- 使用matlab进行图片加噪,DCT变换,平滑滤波等处理-Add noise to images using matlab, DCT transform, filtering and other processing