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MATLABimagecompression
- 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 .
wavelet
- 小波包工具箱,用于进行信号处理,分解噪音-wavelet toolbox
wavelet
- 直扩系统中,非抽取小波包变换抑制窄带干扰。-narrowband interference suppression with the wavelet packet transform.
2
- 小波包去噪 小波包去噪 -Wavelet packet denoising wavelet packet denoising wavelet packet denoising wavelet packet denoising
xiaobobaopindaifenjie
- 小波包频带能量分解在断路器机械状态监测中的应用-xiaobobao energy fenjie zhaungtaijiance
wavelet
- 采用小波包算法进行压缩,小波树的确定则是根据不同的信息论准则,以达到分解系数表达的信息密度最高-Algorithm using wavelet packet compression, wavelet tree to determine if information theory is based on different criteria to achieve the decomposition coefficient expressed the highest density of infor
MATLAB
- 该程序使用小波包变换分析信号的特征向量和各频率成分的功率谱.-The program uses the wavelet packet analysis of the signal eigenvectors and the frequency components of the power spectrum.
lifting_97
- 实现9/7小波正反变换 注1: 采用标准正交方法,对行列采用不同矩阵(和matlab里不同) 注2: 为了保证正交,所有边界处理,全部采用循环处理 注3: 正交性验证,将单位阵带入函数,输出仍是单位阵(matlab不具有此性质) 注4: 此程序是矩阵实现,所以图像水平分量和垂直分量估计被交换位置 注5: 此程序实现的是类小波(wavelet-like)变换,是介于小波包变换与小波变换之间的变换 注6: 此程序每层变换相对原图像矩阵,产生的矩阵都是正交阵,这和小
wavelet-packet
- 小波包的数字水印watermarking -watermarking
quzaoglp
- 介绍了对信号小波包去噪和求功率谱密度的程序-Introduced the wavelet packet denoising and seek the power spectral density of the program
work
- 小波包分析频带能量,应用小波包分析爆破震动信号不同频带的能量分布-Wavelet packet analysis band energy
xiaobobaofenxi
- matlab 的小波包分析(Wavelet packet analysis )及例程-Wavelet packet analysis
convertorder
- 将一个被小波包分解的矩阵变成小波结构,根据最高的分解层次,将原图3*level+1块分开赋给矩阵以便单独操作,按从上到下,从左到右的顺序-A matrix of wavelet packet decomposition into wavelet structure, according to the highest level of decomposition, the original 3* level+1 block separately assigned to the matrix in
recoverback
- 将一个小波结构的矩阵反排成小波包结构矩阵,根据最高的分解层次,将原图3*level+1块分开赋给矩阵以便单独操作,按从上到下,从左到右的顺序-Anti-matrix of a wavelet structure arranged in wavelet packet structure matrix, according to the highest level of decomposition, the original 3* level+1 separate assigned to the m
57950722xiaobobao
- 小波包变换实际程序,这个是最基本的小波包程序,适合于初学者-packet wavelet
xiaobobao
- 使用小波包变换分析信号的MATLAB程序-Simulation of a simple short-circuit voltage sag signal, find the modulus maxima of wavelet coefficients...
wavelet_packet_gaijing
- 小波包变换的改进单子带重构,参考书籍杨建国著《小波分析及其工程应用》-Improved Subband Reconstruction of Wavelet Packet Transform.
wavelab850
- wavelab850是最新的小波包,安装此包的方法在readme里面。-wavelab850 is the newest wavelet bag,the way to install wavelab850 is in the readme file.
comleveener
- 双正交小波包分解矩阵每一列数据,查看每一列的曲线图,重构小波包频段系数,计算小波包频段能量,小波包频段能量曲线图-Biorthogonal wavelet packet decomposition of the matrix of each column of data, to view each column graph reconstruction wavelet packet band coefficient to calculate the energy of the wavelet p
001-WavepacketPpowerPLibSVM-and-ANN
- 小波包分解+频带能量计算+libsvm&ANN分类-Wavelet packet decomposition + band energy calculation+libsvm & ANN classification