搜索资源列表
matlab_ana
- 最新的经验模态变换工具箱，有效实现分频，将原始信号分解成不同频率信号，实现信号分离等功能，还给出了去噪算法。
hht.rar
- hht变换，hht变换是利用经验模态来进行分解，从而进行信号分析。,HHT transform, hht transform is the use of empirical mode decomposition to carry out in order to carry out signal analysis.
EMD.rar
- 该 程序是将经验模态函数分解为特征模态函数的一种有效方法,emd is emperical module decomposition it can decompose the signal into characteristic signals and it is an effective method.
emd
- 是经验模态的函数，用于进行数字信号处理。可以用于分解频率-Is the empirical mode of function, used for digital signal processing. Can be used to decompose the frequency
emd
- 对一时间序列进行EMD分解，产生若干经验模态。是HHT变换的前提。-EMD of a time series decomposition, resulting in a number of empirical mode，which is a prerequisite for HHT transformation.
EMD_ECG
- 此程序用经验模态方法，将心电信号分解成多个IMF，并对信号做时频分析，观察信号中所含有的频率。-This procedure using empirical mode method, the ECG signal is divided into a number of IMF, and the signal time-frequency analysis, observation signal containing frequency.
EOF
- 经验正交函数分解，带例子，分析要素场空间主模态和时间演变规律，分离主要特征-Empirical orthogonal function decomposition, with examples, analyzes the main elements of the modal field space and time evolution, the main features of separation
eemd
- 有关经验模态快速分解的重要程序，来源于国立中央大学的研究中心-About important procedures empirical mode decomposition quickly, from the Research Center, National Central University
emdfenjie
- 对采集到的振动信号进行EMD分解，得到一系列频率不同的经验模态函数IMF分量，可以用来滤波和提取原信号的特征。-The collected vibration signals of EMD, get a series of different frequency components of IMF empirical mode function can be used to filter and extract features of the original signal.
EOF
- 希尔伯特黄变换之模态经验正交分解matlab实现-Modal empirical orthogonal decomposition of the Hilbert-Huang Transform matlab implementation
emd
- 经验模态分解法，用于分解各阶模态，附有ppt-the empirical mode decomposition method.
EOF
- 经验正交函数分解，带例子，分析要素场空间主模态和时间演变规律，分离主要特征-Empirical orthogonal function decomposition, with examples, analyzes the main elements of the modal field space and time evolution, the main features of separation
EMD
- 经验模式分解程序，给出固有模态函数分量以及画出边际谱能量谱-the code of EMD
9.19
- 二维经验模态的分解的图像分解过程自己已经运行了，可以的，没错误-Two-dimensional image decomposition process decomposition modal experience that they have to run, you can, no errors
Mechanical-fault-diagnosis-method
- 经验小波变换(EWT)是一种新的自适应信号分解方法, 该方法继承了EMD 和小波分析方法的各自优点, 通过提取频域极大值点自适应地分割傅里叶频谱以分离不同的模态, 然后在频域自适应地构造带通滤波器组从而构造正交小波函数, 以提取具有紧支撑傅立叶频谱的调幅-调频(AM-FM)成分。本文将该方法引用到机械故障诊断中, 提出了一种基于经验小波变换的机械故障诊断方法, 并与EMD方法进行了对比分析。仿真结果表明, 经验小波变换方法明显优于EMD方法, 能有效地分解出信号的固有模态。与EMD 相比较, 该
EEMD-Matlab-runcode
- 经验模式分解算法，能分解得到各个固有模态函数以及进行希尔伯特谱的绘制-This EEMD method can decompose series imfs and plot the HHT spectrum
EOF
- EOF经验正交分解，是一种主成分分析方法用python语言实现，EOF计算得到了几个模态和对应的时间系数(EOF---Orthogonal decomposition of experience, is a principal component analysis method using python language, EOF calculated several modalities and the corresponding time coefficient)
EOF
- 可用于三维经验正交模态分解，直接使用，很方便啊(which can be used for Empirical Orthogonal Mode Decomposition(EMF) of three dimension)
CEEMDAN_V00
- 对信号进行EEMD分解，得到经验模态分量和一个趋势项(EEMD decomposition of the signal to obtain empirical mode components and a trend of the item)
VMD代码
- VMD代码，该程序对信号进行经验模式分解，可以用于故障信号处理，还可以与很对方法结合。如，排列熵，emd,vmd,等，包含VMD、EMD、EEMD工具箱，可用于变分模态分解、EMD以及EEMD谐波检测对对比分析(VMD code, the program for empirical mode decomposition of signals, can be used for fault signal processing, can also be combined with a very goo