搜索资源列表
Hilbert
- 希尔伯特变换的matlab程序，用于在matlab中实现希尔伯特变换。-Hilbert transform matlab program
hilbert2
- 计算Hilbert变换，不同于matlab自带的hilbert函数-Computing the Hilbert transform, unlike Matlab comes with hilbert function
plot_hht
- 稀尔波特黄变换可以对时间序列进行固有模态分解和hilbert变换，-Airport-Huang transform can dilute the time series of intrinsic mode decomposition and hilbert transform,
一维希尔伯特-黄变换
- 一维希尔伯特-黄变换，对emd和希尔伯特-黄变换感兴趣的同学可以学习一下-Dimensional Hilbert- Huang Transform emd Hilbert- Huang Transform interested students can learn about
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- 阐述Hilbert变换的定义及解调原理。工程应用的结果表明, 利用Hilbert技术从复杂的 振动信号中解调故障的调制信息, 进而判断出故障齿轮的部位, 是一种可靠的故障诊断方法-On the definition of the Hilbert transform demodulation principle. The engineering application results show that the Hilbert technical failure of modulation i
PI-line-CT-reconstruction
- 这篇论文介绍了一种基于Hilbert变换的FBP算法，读者可根据论文中内容实现程序的编写。-This paper describes the based the Hilbert transform FBP algorithm, the reader based on the contents of the paper procedures preparation
hilbertvb1
- Hilbert变换，经过测试，与matlab一致-Hilbert transform, tested, consistent with matlab
HHT-CODE
- 画出每个IMF分量及最后一个剩余分量residual的图形 画出每个IMF分量及剩余分量residual的幅频曲线 用Hilbert变换直接求该信号的瞬时频率 计算HHT时频谱和边际谱-Draw each IMF component and the last one remaining residual component graphics draw each IMF component and the amplitude of the remaining component of the r
matlab_envelope-_code
- 信号包络求法,此法为hilbert变换和微分法的matlab源程序，有注释；-envelope curve calculation
Hilbert335
- 测量6205深沟球轴承的故障振动加速度信号, 对信号进行时频分析, 利用经验模态分解方法将振动信号分解成不同特征时间尺度的固有模态函数,对每个固有模态函数进行Hilbert 变换得到Hilbert 谱,通过谱分析识别轴承的故障部位和类型, 证实Hilbert 谱的有效性-Measuring 6205 deep groove ball bearing fault vibration acceleration signal, the signal frequency analysis, empiri
hilbert
- 希尔伯特变换，实现复信号的求取，也可以用来实现瞬时参数的求取-hilbert transform
hilbert
- 基于EMD的Hilbert-huang变换-Hilbert-huang transform based on EMD
waveletEMDimproved
- 对信号进行小波分解预处理，之后对预处理后的信号进行EMD分解以及Hilbert变换，提取信号的瞬时频率-Wavelet decomposition pretreatment, with EMD after the preprocessed signal and the Hilbert transform of extracting a signal instantaneous frequency signal
HilbertTransform
- 基于LabVIEW软件编写，利用Hilbert变换实现回声信号的检测。-Hilbert transform echo signal detection
NMR-data-processing-water-detector
- 核磁共振（NMR）技术探测地下水是目前唯一的直接找水的地球物理方法。与传统的地球物理方法相比具有高分辨力，高效率，信息量丰富和解唯一性等优点。利用核磁共振地下水探测系统可以高效率地进行区域水文地质调查，确定找水远景区，圈定地下水在三维空间内的分布，进而可靠地选定水井位置等。但是由于水中氢核产生的核磁共振信号的幅度小（纳伏级），要求探测系统的灵敏度高，将引入大量的自然和人为噪声，导致采集信号的信噪比低，解释结果不清楚。 本文用LMS自适应算法提高MRS信号的信噪比，用Hilbert变换提取MR
Daubechies4-Hilbert
- 实现信号希尔伯特变换，以及小波变换，小波变换要求数据长度是2的N次幂-The signal Hilbert transform and wavelet transform, wavelet transform requires that the data length 2 is N th
package_emd
- 经验模态分解emd，HIlbert变换工具箱，用以处理非线性非平稳信号，时频分析。-Empirical mode decomposition emd Hilbert transform toolbox for nonlinear and non-stationary signals, time-frequency analysis.
hilbert
- 希尔伯特黄变换（HHT）变换，在众多领域都有应用，适合初学者学习-Hilbert Huang Transform (HHT) transformation has applications in many fields, suitable for beginners to learn
hilbert_class
- C++写的hilbert变换类支持2^N的正方形图像-C++ to write the type of support the hilbert transform of 2 ^ N square image
Hilbert-Huang-Transform
- 信号的希尔伯特-黄变换，IMF分解，对IMF进行Hilbert处理，绘制二维/三维时-频图，时间-能量图(瞬时能量谱) ，频率-能量图（希尔伯特谱）-Hilbert signals- Huang Transform, IMF decomposition of the IMF Hilbert processing, rendering 2D/3D time- frequency diagram, time- energy (instantaneous energy spectrum), the f