搜索资源列表
HHT-DPS.rar
- 基于希尔伯特-黄变换HHT-DPS 基于希尔伯特-黄变换HHT-DPS 基于希尔伯特-黄变换HHT-DPS,HHT-DPS
hilbertCT
- 利用局部hilbert反变换进行局部CT重建的文章-Local hilbert transform the use of local anti-CT reconstruction of the article
HHT
- HHT(hilbert Huang-transfrom)可以实现同时对信号的时频分析，得到信号的Hilbert时频谱和能量谱，-HHT (hilbert Huang-transfrom) can achieve the same time, the time-frequency analysis, when the signal spectrum and Hilbert energy spectrum
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
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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
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
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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
Hilbert
- 关于一种基于IIR陷波器和平均滤波器的改进方法，即先利用Hilbert变换计算出相位差粗值，再经IIR陷波器和平均滤波器得到相位差精确值。-About based IIR notch filter and an improved method of the average filter, i.e. first use of the Hilbert transform to calculate the phase difference crude values, and then by the I
iris-recognition
- iris recognition using hilbert huang transform
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.
Wigner-Ville-Distribution1
- The program computes the Wigner-Ville Distribution using a real signal which is turned into discrete-time analytic signal using Hilbert transform. The computation of WVD is different than in Wigner-Ville Distribution.rar
HHT
- 关于希尔伯特黄变换的原始文献资料，非常好的-Hilbert-Huang Transform
JISUANFANGFA23
- 猜想：通过对Hilbert矩阵的预处理，能改善Hilbert的病态性质。 验证：根据不同 建立对应的Hilbert矩阵，计算该矩阵的2-范数的条件数，其次计算经过预处理后的H^矩阵的2-范数的条件数，并绘制 曲线。编程实现见附录1中的solution(2)。 实际编程中，分别取 ， ， ， ，可以发现所得到的变化曲线 在 时， 的取值较为平缓的减小，且均小于0。而随着Hilbert矩阵阶数的增大， 的取值在 区间中振荡，主要集中在 ，且多数取值 。则对多数的Hilbert矩阵，其条件数在
JIEXIANXINGFANGCHENGZU
- 解线性方程组的列主元素高斯消去法和LU分解法实验报告-Conjecture: By Hilbert matrix preconditioning can improve the pathological nature of Hilbert.establishment of the corresponding Hilbert matrix, the matrix calculation 2- norm condition number, followed by the calculation 2