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Description: 利用小波包变换对一个二维含噪图像进行分析处理。-using wavelet transform packets of a two-dimensional images with noise analysis.
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Size: 829 |
Author: HUI |
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Description: 小波包在图像处理中的应用，包括消噪，压缩，边缘检测等。
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Size: 3075 |
Author: 何永远 |
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Description: 利用小波包变换对一个二维含噪图像进行分析处理。-using wavelet transform packets of a two-dimensional images with noise analysis.
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Size: 1024 |
Author: HUI |
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Description: 用小波包进行信号提取的一个实例，中间加入了一个滤波器。-Using wavelet packets for signal extraction an example of the middle by adding a filter.
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Size: 1024 |
Author: Joshon |
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Description: 首先,给出了对应于多重多分辨分析的双正交多小波包的定义,建立了具有任意矩阵伸缩的双正交多小波包的理论框架.在此基础上,给出了具有任意矩阵伸缩的高维不可分双正交多小波包的构造方法.由此构造的多小波包的分解系数可以从不同的滤波器中抽取,这使得小波包的应用更灵活.
-First of all, given that corresponds to multiple multi-resolution analysis of biorthogonal multiwavelets package definition, the establishment of an arbitrary matrix scalable biorthogonal multiwavelet packets theoretical framework. On this basis, given an arbitrary matrix stretching high-dimensional nonseparable biorthogonal multiwavelet packets constructed. This structure of multi-wavelet packet decomposition coefficients can be from a different filter in the extraction, which makes the application of wavelet packet more flexible.
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Size: 190464 |
Author: jingjing |
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Description: 小波包在图像处理中的应用，包括消噪，压缩，边缘检测等。-Wavelet packet in image processing applications, including de-noising, compression, edge detection and so on.
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Size: 3072 |
Author: 何永远 |
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Description: 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
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Size: 1024 |
Author: chen |
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Description: Speech Coding using wavelet packets, pdf thesis including MATLAB code in appendix. Easy to understand and patch.
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Size: 754688 |
Author: Cutie Babe |
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Description: Atomizer is a package of Matlab routines for atomic decomposition of 1-d signals in various dictionaries. The atomic decomposition techniques include Basis Pursuit, the Method of Frames, the Best Orthogonal Basis method for wavelet packets/cosine packet dictionaries, and Matching Pursuit.
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Size: 324608 |
Author: Galilleo |
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Description: 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实现、信号和图像的降噪和压缩，以及最新的信号和图像的提升小波变换等内容；第3部分主要介绍了小波工具箱的应用基础，以及小波变换在语音和生物医学信号处理中、故障诊断中、数字水印中的应用方法。-This book is "MATLAB application technology" Series on one of the latest MATLAB Wavelet toolbox in the Wavelet Toolbox 3.0 version of the basis. The book is divided into three parts, Part 1 focuses on the theory of wavelet basis, including basic knowledge of wavelets, continuous wavelet transform, discrete wavelet transform, multiresolution analysis and orthogonal wavelet transform, wavelet transform and multirate filter banks, 2-dimensional wavelet transform and image processing and the basic principles of wavelet packets, etc. Part 2 highlights the detailed use of wavelet analysis toolbox methods, including graphical user interface, wavelet generic function, one-dimensional wavelet transform MATLAB realization of two-dimensional wavelet transform of the MATLAB implementation of the MATLAB implementation of wavelet packet transform, signal and image noise reduction and compression, and the latest signal and image enhancement of wavelet transform content Part 3 introduces the wavele
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Size: 86016 |
Author: 彭跃华 |
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Description: 小波包去噪，小波包函数调用，小波包用于信号压缩等-Wavelet packet denoising, wavelet packet function call, wavelet packets for signal compression
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Size: 10240 |
Author: 黄林海 |
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Description: char to binary conversion
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Size: 8192 |
Author: divya |
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Description: 有小波分解求小波熵，还有小波包技术求解信号特征，适应与分析脑电信号特征-Seeking a wavelet decomposition wavelet entropy, and wavelet packets technique to solve the signal characteristics, and analysis of EEG characteristics of adaptation
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Size: 1024 |
Author: gluck |
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Description: 基于小波包的信号瞬态成分检测与提取方法及其应用,提出基于小波包分解特征表示和瞬态特征重
建方法并应用于汽车变速器齿轮的故障诊断,结果表明基于小波包分解的信号特征表示方法能有效检测信号中瞬
态成分的存在,瞬态成分的重建结果有效地表示了齿轮的故障状态。
-The detection and extraction of signal transients through wavelet packets decomposition are
studied and signal transient feature representation and extraction methods are proposed for automotive transmis-
sion gear fault diagnosis. The results show that the feature representation based on wavelet packets transform is
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Size: 65536 |
Author: whb |
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Description: 针对风力发电机组传动系统故障时特征量提取困难的问题,提出了改进的小波包结合包络谱的故障诊断新方法。深入研究了小波包频带错乱的问题，对小波包实施了改进，消除了频带错乱的缺陷-In view of the wind turbine drive system characteristics, failure and difficult problems, puts forward the improved wavelet packet combining spectral envelope, a new method of fault diagnosis. Further study of the wavelet packet frequency band derangement, improvements were carried out for wavelet packet, to eliminate the defect of the frequency band derangement
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Size: 3072 |
Author: 李其龙 |
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Description: 提出了一种新的基于小波包变换
和偏斜度的检测方法。该方法利用小波包对图像进行多尺度分解，解决了高频段分辨率低的问题；
并提出了一个基于偏斜度的高斯判别准则，用于对小波包分解系数进行高斯性检验，最终得到了
小目标的精确检测-The wavelet packets were applied to decompose the image into pyramid subbands at
different scales and solve the problem of the higher frequencies having lower resolutions. Then a Gaussian measurement
criterion based on skewness was proposed to test the Gaussian nature of the wavelet packet coefficients and finally the exact
detection result was obtained.
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Size: 973824 |
Author: 周文涛 |
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Description: 小波基函数的选择和小波构造,主要介绍一维小波基和二维小波基的构造-Select wavelet function and wavelet construction, mainly introduce the one-dimensional and two-dimensional wavelet bases constructed small
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Size: 71680 |
Author: 易寒 |
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