搜索资源列表
EMD
- BEMD利用extrema2寻求曲面极值和gridfit曲面拟合函数实现包络面的获取(BEMD uses extrema2 to seek surface extreme value and gridfit surface fitting function to achieve envelope surface acquisition)
sontroo
- 列文森-杜宾算法,用于语音的线性预测控制中,也可以用于谱包络,,(Levinson - durbin algorithm for linear predictive control, the voice can also be used for spectral envelope,,)
matlab
- 数据包络分析法(DEA)的matlab程序(Matlab program of data envelopment analysis (DEA))
databaofig
- 求频谱,包络解调,求出齿轮的故障信号,谐波和边频带(Seek spectrum envelope demodulation)
MyDEA1.0
- MyDEA1.0为免费的数据包络分析软件,内附中文使用说明,当前版本已包含各种模型选项组合377个。DMU数量没有限制。运用DEA 模型中的BCC模型通过北大开发的MyDEA1.0软件对其数据进行计算,得出相应的效率值。(MyDEA1.0 is a free data envelopment analysis software, containing Chinese instructions, the current version has a variety of model options
MATLAB希尔伯特Hilbert变换求包络谱
- MATLAB的希尔伯特谱分析,导入数据实现算出。最下二乘拟合算法。快速傅里叶变换详细算法。(MATLAB Hilbert spectrum analysis, import data to achieve calculation.The two by fitting algorithm. With the fast Fourier transform algorithm.)
包络检波
- 编写的检波程序,程序程序程序序,程序程序程序(After the waveform fast acquisition, storage for TDMS file view)
HHT
- 希尔伯特变换源代码,用于做包络,使信号波形更平滑(Hilbert transform source code, used to do the envelope, so that the signal waveform more smooth)
mul_fea_ext
- 里面包含多种信号特征提取算法,有短时变换算法,包络特征提取算法,模糊函数算法,包络前沿算法,还有PCA降维等(It contains a variety of signal feature extraction algorithms, including short-time transform algorithm, envelope feature extraction algorithm, fuzzy function algorithm, envelope front algorithm,
Desktop
- MATLAB的傅里叶变换和包络谱程序,可以作为FFT变换的学习(Fourier transform and envelope spectrum program of MATLAB)
package_emd
- 经验模态分解(EMD)算法是通过算法过程定义的,而并非由确定的理论公式定义的,所以对其进行准确的理论分析非常困难,我们目前只能借助大量的数字仿真试验不断对其性能进行深入的研究。 EMD算法的目的在于将性能不好的信号分解为一组性能较好的本征模函数(IMFIntrinsic Mode Function ),且IMF须满足以下两个性质: (1)信号的极值点(极大值或极小值)数目和过零点数目相等或最多相差一个; (2)由局部极大值构成的上包络线和由局部极小值构成的下包络线的平均值为零。(Empiri
lvbo
- 针对信号 进行各种铝箔然后处理信号 包络解调得到频谱(A variety of aluminum foil for the signal and then deal with the signal envelope demodulation to the spectrum)
lixian
- fft相关程序、包络相关程序(FFT related program, envelope related program)
compute the Schrodinger equation
- 计算非线性强迫的薛定谔方程,用于包络孤立子理论(Caculate the Forcing Nonlinear Scrodinger Equation)
wlpabilitywindows
- SVDD的工具箱,对一类分类效果非常好,包括圆形和不规则形状的包络面,()
spluotion-programmer
- 一种有效的包络线算法,可以实现很多情况下的振动信号的包络线生成,()
DWTEA
- 提取小波系数包络特征,首先采用离散小波变换,提取小波系数后选取运动想象脑电相关子带,再用希尔伯特变换提取包络特征(Feature extraction of wavelet coefficients)
ISAR
- isar成像:包络对齐与自聚焦,最大相关包络对齐,多特显点自聚焦算法,都是以子函数列出,方便使用(ISAR imaging: envelope alignment and self focusing, the maximum correlation envelope alignment, multiple prominent point autofocus algorithm, are listed in the sub function, easy to use)
Hilbert变换
- 对信号进行Hilbert变换,求信号的包络。(The signal is transformed by Hilbert, and the envelope of the signal is obtained.)
希伯尔特变换的包络解调
- 故障振动信号的频域分析的经典工具,运用于诊断机械设备零件损伤故障。(A classic tool for frequency domain analysis of fault vibration signals)