搜索资源列表
hht
- 希尔伯特黄变换理论及其应用探讨,基本原理，EMS算法-Hilbert-Huang Transform and Its Applications, basic principles, EMS algorithm
huangpaper
- This paper by Norden Huang describes the Hilbert Huang Transform and its algorithm
HHT
- 一篇关于希尔伯特黄变换在地震信号处理方面的理论研究，里面对其具体的算法进行了设计和讲解，对以后地震信号的深入研究提供了一个参考。-Article on the Hilbert Huang transform in seismic signal processing theory, which carried out its specific algorithm and explain the design of future-depth study of the seismic signal p
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- 通过在实车上模拟坦克变速箱工作档位齿轮故障,利用Hilbert变换幅值解调法提取箱 体振动信号的包络,并对包络信号进行抽取和低频段频谱细化,提出了一种基于包络细化谱分析的 坦克变速箱工作档位齿轮故障诊断方法。 - A fault diagnosis method of working position gear in tank gear-box was put forward based on simulating the fault of working position ge
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- 提出一种基于旋转机械同源数据融合的全矢Hilbert解调分析方法。将全矢谱技术融于希尔伯特解调之中, 从理论分析该方法的可行性,并将其应用于高速旋转的齿轮故障诊断中,进一步证实矢Hilbert方法的有效性。 -Vector spectrumHilbert demodulation analysis method based on the same source data fusion of rotarymachinerywas put forward. The algorithms
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- 平移不变量小波去噪方法是对Donoho阈值法的改进,该方法不仅能有效地抑制伪吉布斯现象,而且 能减小原始信号和估计信号之间的均方根误差,提高信噪比。将这种方法用于变速箱齿轮故障信号的去噪处理,同 时与阈值法去噪的结果进行比较。结果表明,该方法可以有效地去除强噪声的干扰,提取齿轮故障特征信息,具有 很好的工程实用性。 -Vector spectrumHilbert demodulation analysis method based on the same source data
EMD-When-frequency-analysis
- 研究了经验模态分解与希尔伯特变换相结合的提取信号瞬时特征的EMD/HS法，并对其性能进行了分析-EMD/HS method to study the transient characteristics of the empirical mode decomposition and Hilbert transform combining the extracted signal, and its performance is analyzed
HHTpapers
- 在HHT比较权威的论坛上总结的一些好的帖子 有助于 研究希尔伯特黄变换的新手的学习 有一定的参考价值-In comparison of the authority on BBS HHT summarized some good post, useful in the study of the yellow transform Hilbert new learning, has the certain reference value.
HilbertMatrixToRazrezhenniyFormat
- converts hilbert matrix to rarefy format
emd
- 美籍华人院士黄锷，发明著名的希尔伯特-黄变换，该论文被引用次数超过3000！-Chinese-American academician Wong Ngok, invented the famous Hilbert- Huang transform, the paper is the number of over 3000!
spectrum-and-marginal-spectrum
- 用希尔伯特黄变换（HHT）求时频谱和边际谱.包括代码、原理、截图分析-Hilbert Huang transform (HHT) Find the spectrum and marginal spectrum, including the code, schematic, screenshot analysis
s_hilbert
- Hilbert Transform for seismic data
wavelet-and-HHT
- 第2代小波和Hilbert—Huang变换的轴承故障诊断-The second generation wavelet and Hilbert- Huang transform bearing fault diagnosis
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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
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- 齿轮发生裂纹故障时其振动信号会产生调制现象,包括幅值调制和频率(相位)调制两部分。目前调幅信号的解调分析已经比较成熟,但对于调频信号的解调方法研究还不够完善。全面系统介绍了近年来处理调频信号 中最常用的希尔伯特相位解调和循环平稳解调两种方法-Gear crack fault occurs when the vibration signal will produce modulation phenomenon, including the two parts of the modulation
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- 加信噪声，单边带调幅，设计波特滤波器，过滤噪声，比较经过希尔伯特变换前后的区别-Plus letter noise, single-sideband amplitude modulation design Potter filters, filter noise comparison, after the difference between before and after the Hilbert transform
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- 本文研究了齿轮振动信号调制与解调的过程与机理。并根据希尔伯特变换理论,提出了一种早期诊断齿轮故障的新方法-In this paper, a gear vibration signal modulation and demodulation process and mechanism. Hilbert transform theory, proposed an early diagnosis of gear failure method
iris-recognition
- iris recognition using hilbert huang transform
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
Wigner-Ville-Distribution
- The program computes the Wigner-Ville Distribution using a real signal which is turned into discrete-time analytic signal using Hilbert transform.