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基于小波变换阈值去噪的MATLAB源代码(包含小波包去噪程序)-
- 基于小波变换阈值去噪的MATLAB源代码(包含小波包去噪程序)
harwav_packet.rar
- 谐波小波包的应用程序,matlab源码,用于电信号分析,Harmonic wavelet packet applications, matlab source for signal analysis
cx
- 一种基于小波包对电能质量信号的分析的程序-Wavelet packet based signal analysis of power quality program
pindaifenjieyi
- 经典小波包分解,并计算各频带能量,能量比等参数-wavelet package decomposition and energy of frequency band
sound_recognition_system
- 基于小波包分析的声音特征提取--毕业设计程序:希望交流-Based on wavelet packet voice feature extraction- graduate design program: the hope of sharing
WaveLab802
- matlab 小波工具包,包括各种小波处理源码。非常有用!-wavelet matlab toolkit, including a variety of source wavelet processing. Very useful!
wavepenergy
- 小波包能量代码,利用db1小波将信号分解和重构,然后计算小波系数的平方,进行正则化-Wavelet packet energy code, the use db1 wavelet signal decomposition and reconstruction, and then calculate the square of wavelet coefficients, the regularization
harpacket_adap
- 自适应谐波小波包应用于电力系统谐波检测的程序-Adaptive harmonic wavelet packets applied to power system harmonic detection procedures
xunhuandb2IDWT
- 本代码是小波包学习和使用的初学代码,简单改造可对信号进行滤波,去噪,实现我们需要的各种功能-xiaobobao
wavelet_code
- 这是《小波分析理论与MATLABR2007实现》的源代码。主要是基于Matlab的小波工具箱实现小波基选择、小波包分解、Mallat变换以及小波变换在边缘提取、图像去噪、数据压缩等中的应用,特别包含了二代提升小波的相关内容,理论与实际相结合。大家想要了解的二进小波、正交镜像滤波器组[QMF]等概念这里都有体现。-This is 《MATLABR2007 wavelet analysis theory and implementation》 of the source code. Mainly
Extractionoffaultfeaturevector
- 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
wavelet
- 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
wavelet_detect
- 极其经典的小波包分解程序,奇异点检测,附图说明-Most classical wavelet packet decomposition process, singular point detection, photo descr iption
MATLABwavelet
- 小波变换的matlab程序,包括离散小波变换,多尺度变换,小波包分析,小波用于图像压缩、水印、去噪-Matlab wavelet transform procedures, including the discrete wavelet transform, multi-scale transform, wavelet packet analysis, wavelet image compression, watermarking, denoising
waveletpacketsZHH
- wave:小波包分解,对信号进行小波包分解,将信号按频率成分分解出来,并且估计小波包能量-wave: wavelet packet decomposition, wavelet packet decomposition of the signal, the signal decomposition by frequency components out, and the estimated wavelet packet energy
WaveletPacket
- 小波包。整合了几篇小波包的文献,提供了小波包的整体概念认识,可以由此对小波包产生比较明了的理解,同时简单介绍了Matlab小波包工具箱的用法。-Wavelet packet. Integration of the literature several wavelet packet provides a conceptual understanding of the overall wavelet packet, wavelet packet can thus produce more clear
Matlab
- 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
小波变换
- 集关于小波分析的matlab程序) 小波滤波器构造和消噪程序 小波谱分析mallat算法经典程序 小波包变换分析信号的MATLAB程序 利用小波变换实现对电能质量检测的算法实现 基于小波变换的图象去噪 Normalshrink算法
IJ1185
- 小波包分解(wavelet packet decomposition)也可称为小波包(wavelet packet)或子带树(subband tree)及最佳子带树结构(optimal subband tree structuring)。其概念是用分析树来表示小波包,即利用多次叠代的小波转换分析输入讯号的细节部分。本案例主要用于小波包分解计算及绘图(The wavelet packet decomposition can also be called the wavelet packet or
matlab代码
- 针对小波包去噪对含强白噪声的信号处理效果不理想问题,提出了基于互相关分析优化的VMD-小波包阈值去噪方法。该方法融合了VMD和小波包去噪的优势,通过VMD把含噪信号分解成若干个模态分量,根据互相关分析提出的临界相关系数从所有模态分量中搜寻极优模态分量,之后利用小波包阈值去噪对极优模态分量进行处理。实验结果表明,该方法对含强白噪声的信号去噪效果具有优势,能够保全信号的有效分量,克服了传统VMD去噪的盲目性,保证了去噪后信号的真实性。(Denoising by wavelet threshold t