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用小波包提取故障特征向量并归一化,很实用,论文里的部分程序-Extracted using wavelet packet fault eigenvector and normalized, it is useful, some of the procedures in the thesis
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小波去噪的压缩包,用matlab编程,对去噪有用-Wavelet packet denoising of compression, using matlab programming, useful for the denoising
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用小波包进行信号的去噪处理。检测第一种类型的间断点1检测第二种类型的间断点2-Using wavelet packet denoising for signal processing. Detection of the first type of discontinuity points of a continuous detection of the second type of point 2
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采样小波包分解语音信号,分解为3层,并求出分解系数-Speech signal using wavelet packet decomposition,decomposing 6 level,and attain decomposition coefficient
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基于小波包的带通滤波器设计程序。给出了小波变换的快速算法和重构算法,讨论了应用小波变换进行信号带通滤波的方法,并通过正交小波包对信号的分解,把频率成分复杂的信号分解到各个频带上,根据需要提取指定频率的信号,然后用小波包重构算法对信号进行重构,实现对信号的提取。-Based on wavelet packet band-pass filter design program. Given the fast algorithm of wavelet transform and reconstructi
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共7个matlab程序及两幅原始待处理图像,功能是图像压缩的实验,分别运用了DCT(1个程序),小波变换(5个程序)和小波包变换(1个)对图像进行压缩,各个程序的作用及程序注释已在程序中做了详细说明,程序均可直接运行-matlab program for image compression ,using DCT wave,wavelet,wavelet packet methods respectively .
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1)了解小波分解与小波包分解概念区别与联系;
2)了解小波包的分解和重构算法积;
3)用matlab编程对信号进行小波包分解及小波能量图的绘制。
-1) to understand the wavelet decomposition and wavelet packet decomposition of differences and relations between concepts 2) to understand the wavelet packet decompositi
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用于一维信号的小波包去噪,选取特定的阈值,采用最优小波基-For one-dimensional signal denoising using wavelet packet , select a specific threshold, the optimal wavelet
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使用小波包变换分析信号的MATLAB程序,
使用小波包变换分析两个信号的特征向量和各频率成分的功率谱,很完整的一个应用程序-Signal using wavelet packet analysis of MATLAB program, using wavelet packet analysis of two signal eigenvectors and the power spectrum of each frequency component, an application is com
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小波包分解与重构使用,最佳树使用方法。小波分析理论与MATLAB实现实例。很好的程序,希望对大家有用。-Wavelet packet decomposition and reconstruction using the best tree to use. MATLAB implementation of wavelet analysis theory and examples. Very good program, I hope all of us.
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利用小波包分析信号的matlab程序,大家可以参考-Matlab program using wavelet packet analysis of the signal, we can refer to
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此程序能够实现在matlab中对信号的小波包分析。-This procedure can be achieved in matlab signal using wavelet packet analysis.
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小波包分解包括重构信号问题程序,这是一个matlab程序,经过测试可用,数据采用自己的数据。-Including the reconstructed signal wavelet packet decomposition problem program, which is a matlab program, tested available data using their own data.
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to fine image denoising using adaptive wavelet packet thresholding algorithm in matlab
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本书是“MATLAB应用技术”系列丛书之一,以最新推出的MATLAB中的小波分析工具箱Wavelet Toolbox 3.0版本为基础。全书共分为三部分,第1部分着重介绍了小波理论基础,包括小波基础知识、连续小波变换、离散小波变换、多分辨率分析与正交小波变换、小波变换和多采样滤波器组、二维小波变换与图像处理及小波包的基本原理等;第2部分重点说明了小波分析工具箱的详细使用方法,包括图形用户接口、小波通用函数、一维小波变换的MATLAB实现、二维小波变换的MATLAB实现、小波包变换的MATLAB实
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采用偏最小二乘法,用MATLAB编写的遗传算法路径规划,小波包分析提取振动信号中的特征频率。- Partial least squares method, Genetic algorithms using MATLAB path planning, Wavelet packet analysis to extract vibration signal characteristic frequency.
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Wavelet packet analysis to extract vibration signal characteristic frequency, MIT Artificial Intelligence Laboratory identification of the target source, Using MATLAB dynamic clustering or iterative self-organizing data analysis.
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Power System Transient Stability Program, can be transient stability, Wavelet packet analysis to extract vibration signal characteristic frequency, Using MATLAB compressed sensing.
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1. 构造含噪音的振动信号 faultysignal_with_noise,
2. 利用小波变换 Wavelet transform去噪,小波包 Wavelet packet transform 变换去噪,
3. 把两种去噪后的信号,分别用STFT ,FFT ,小波变换三种方法进行错误诊断(1. the vibration signal faultysignal_with_noise, which contains noise, is constructed.
2. using wavelet
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