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于 2012-03-23 发布文件大小:3KB

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小波包在信号处理中的应用（信号时频分析、信号消噪、信号压缩）(Wavelet packet in signal processing of the application (signal frequency analysis, signal de-noising, signal compression) )

文件列表：

第12章
......\f12_1.m,117,2005-08-30
......\f12_2.m,109,2005-08-30
......\f12_3.m,630,2005-08-30
......\f12_4.m,251,2005-08-30
......\f12_5.m,317,2005-08-30
......\f12_6.m,223,2005-08-30
......\f12_7.m,294,2005-08-30
......\f12_8.m,678,2005-08-30
......\f12_9.m,414,2005-08-30

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paper2
Visual Image Quality Assessment Technique using FSIM

2015-12-12 08:07:18下载

积分：1
tezheng
这是本人找到的非常好的几何特征提取源代码，包括周长。面积。伸长度、矩形度等用过了，很不错的！(This is my very best to find the source code for geometric feature extraction, including the perimeter. Area. Elongation, rectangular degree used, very good!)

2010-11-30 15:10:02下载

积分：1
extract_angle-point
采用Harris原理提取角点，并将角点坐标写入txt文档以便后续处理，附处理前后图片(Principle extracted using Harris corner, corner point coordinates and write txt document for subsequent processing, with before and after pictures)

2020-06-29 17:40:02下载

积分：1
matlab
图像去模糊处理，分别运用了维纳滤波器、deconvreg方法、deconvlucy方法、盲反卷积等方法。非常实用(Image deblurring processing, namely the use of the Wiener filter, deconvreg method, deconvlucy methods, blind deconvolution methods. Very useful)

2020-11-06 01:09:50下载

积分：1
灰度图像边缘检测
说明：灰度图像的边缘检测，包含多种算子：sobel,prewitt,gaosi算子等，包括原理和各算子的区别(Edge detection of gray image includes many operators: Sobel, Prewitt, Gaosi, etc)

2020-04-19 17:08:44下载

积分：1
elleSR_0.2
Visual Geometry Group项目组开发的超分辨率重建的源码，具有很好的效果。附有详细的文档说明，可直接运行(a good super-resolution reconstruct source code developed by Visual Geometry Group, with detail description)

2009-05-19 11:21:05下载

积分：1
som-source
基于MATLAB的SOM神经网络设计源程序(MATLAB-based SOM neural network design source)

2006-08-06 14:21:13下载

积分：1
pgm7
to find the the error in orginal and filtered image

2013-03-13 12:17:45下载

积分：1
duochongxiaobo
说明：小波分析增强滤波。小波变换的原理类似傅里叶变换，只是把三角函数基换成了小波基。与傅里叶变换不同，小波变换有两个变量：scale和translation。scale控制小波函数的收缩，其导数即为频率，translation控制小标函数的平移，平移量对应时间。通过信号的伸缩平移，可以得到某种重合情况，这样积分也会得到一个极大值，不同的是，得到频率成分的同时，还可以知道该频率的时间位置。(Wavelet analysis enhances filtering.The wavelet transform works like the Fourier transform, except that the trigonometric basis is replaced by a wavelet basis. Unlike the Fourier transform, the wavelet transform has two variables: scale and Translation. Scale controls the contraction of the wavelet function, its derivative is frequency, translation controls the translation of the small scale function, and the translation corresponds to the time. By stretching and shifting the signal, you can get some kind of coincidence, so that the integral will also get a maximum, but the difference is that when you get the frequency component, you can also know the time position of that frequency.)

2020-12-24 11:48:44下载

积分：1
appen
近似熵算法对脑电信号进行特征提取的一些材料(Some materials approximate entropy algorithm for EEG feature extraction)

2016-04-25 15:39:15下载

积分：1

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