搜索资源列表
Wavelets
- 小波分析程序,包括墨西哥小波morlet小波-Wavelet analysis program
WavePack
- 实用的小波包分析程序,用于信号的等频段分解。-very usefull wavepack code, for signal decomposition with equal frequency band.
s
- 基于小波去噪的高级信号处理,小波分析,即供参考-Based on Wavelet Denoising advanced signal processing, wavelet analysis, that reference
time_frequency
- 这是一篇现代通信原理课程的作业报告.题目为几种时频分析方法比较及应用.详细介绍了短时傅里叶变换、小波变换、魏格纳—威利分布和Cohen类时频分布这4种典型时频分析方法,并作了比较-This is a modern communication Principle operating report. Entitled Comparison of several time-frequency analysis and 应用. 详细 Jieshao the short time Fourier tran
wavelets
- 小波去噪程序,主要用于图像分析,或图像分割预处理-Wavelet denoising procedure, mainly used for image analysis, image segmentation or preprocessing, etc.
MSR_new
- Retinex和小波变换去除遥感图像云雾方法分析-Retinex and the wavelet transform method to remove cloud remote sensing image analysis
GUI_butterworth
- 基于压缩变换的小波变换稀疏表示,根据学习压缩编码理论分析。-base on compressed transform with wavelet transform
wavelet_morlet
- 对一维信号进行连续小波变换,从时频角度分析和处理信号!-One-dimensional continuous wavelet transform signals from time-frequency analysis and signal processing point of view!
wavelet
- 介绍了小波的基本理论,并详细分析了小波的原理和应用-Introduced the basic theory of wavelet, and detailed analysis of the theory and application of wavelet
ECGmonitoring
- 小波变换是一种信号的时间—尺度分析方法,它具有多分辨率分析的 特点,而且在时频两域都具有表征信号局部特征的能力。由于其在信号处 理领域表现出的优异性能,目前在生物医学领域,广泛应用于信号检测、 特征提取、图像处理、信号压缩等方面。 -Wavelet transform is a signal of the time- scale analysis method, it has the characteristics of multi-resolution analysis, bu
lunwen22
- 小波去噪的仿真研究 :介绍了小波软门限和硬门限法上嗡的处理方法.分析了采用不同的小波进行软门限去噪的效果,比较了软门限去噪和硬门 限去噪的特点。仿真结果表叫,对高斯白噪声的上哚处理,选用c1b8小波比用symI和haar小波町以得到更好的去噪效果, 软门限法优于硬门限法-Simulation Study of Wavelet Denoising: The wavelet soft threshold and hard thresholding approach on the hum.
f12_1
- 小波包在信号时频分析中的应用,计算得而他信号小波变换的时频面-Wavelet packet time-frequency signal analysis, he calculated wavelet transform time-frequency plane
xiaoboquzaofenxi
- 小波去噪分析,一维信号小波分解,消噪处理,重构-Analysis of wavelet denoising
wavelet
- 小波变换用于脑电信号处理,可以很好的对脑电信号进行时频分析-Wavelet transform for EEG signal processing, can be very good for time-frequency analysis of EEG
total
- matlab基于小波变换,进行图像多尺度分析,提取各尺度下的图像信息。 -Based on wavelet transform for image multi-scale analysis to extract the scale of the image information.
Wavysisnosis
- 小波包分析和LS_SVM的柴油机故障诊断方法Wavelet packet analysis and LS_SVM of diesel engine fault diagnosis-Wavelet packet analysis and LS_SVM of diesel engine fault diagnosis
wavelet
- 分为三个函数,第一个函数的功能是用于读取ecg信号,找到小波变换模极大序列;第二个函数是子程序,用于多分辨率分解,使用 A trous 算法在分解的过程中,同时给出各级的细节和概貌,它们和原数据有着同样的长度;第三个函数是函数子程序,用于多分辨率分析中的重建。-Divided into three functions, the function of the first function is used to read the ecg signal, find the wavelet trans
Signal-time-domain-analysis
- 信号的时域分析:包括连续小波分析,vigner-will分析,短时傅里叶变换等。-Time domain analysis: including the continuous wavelet analysis, vigner-will analysis, short time Fourier transform.
xiaobobao-BP-zhoucheng-zhenduan-
- 基于小波包特征向量与神经网络的滚动轴承故障诊断。:基于故障轴承的特征提取,提出了将小波包分析与神经网络结合的滚动轴承故障诊断方法。对滚动轴承信号进行3层小波包分解,构造小波包特征向量作为故障样本,用训练好的BP神经网络进行故障诊断,试验结果表明,该方法能够有效地诊断出滚动轴承的故障类型。-Fault Diagnosis of Rolling Bearings Based on W avelet Packet Energy Eigenvector and Neural Network
walelet-line
- 使用小波变换提取信号的特征值,实现故障信号的视频分析,利用matlab进行仿真,证明判据的真实可信-wavelet based fault line detection