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The-leakage-detection-system
- 基于互双谱时延估计的供水管道检漏系统研究-The leakage detection system for water pipel ine based on time delay estimation with cross bispectrum
24
- 将高阶时频表示引入机械故障诊断领域。介绍了Wigner 高阶矩谱(WHOS)的概念、定义。针对多分量信号Wigner 高阶矩谱的交叉项会产生“虚假信号”,结合局域波法, 提出了一种抑制WHOS交叉项的新方法。首先对复杂信号进行预处理, 利用局域波分解方法把其分解成有限个具有单分量特性的基本模式分量,然后对每个基本模式分量计算WHOS。该方法能有效抑制WHOS时频分布的交叉项。通过仿真实验和转子的故障实验,以Wigner 双谱为例, 验证了该方法的实用性,为故障诊断的特征提取提供了新的工具-Hig
shuangpu
- 高阶谱__第2章_双谱估计.doc 双谱分析的基础-Chapter 2 of the high-end spectrum __ _ bispectrum estimation. Doc
high-order
- 高阶统计分析,关于高阶普计算的非常详尽的示例,包括功率谱和双普的详细推到过程-High-level statistical analysis, a very detailed example of the high-end S & P, including the power spectrum and dual universal push to the process
energy-leakage--dual-tree
- 首先根据高斯白噪声频率充满整个频带的特性,通过双树复小波包变换对高斯白噪声进行分解,利用频带能量泄漏的定量分析方法,验证了双树复小波包变换具有较低的频带能量泄漏特性;其次利用双树复小波包变换逐层分解信号,对每层分解所得分量求其FFT谱的峭度,得到基于双树复小波包变换的谱峭度图,根据图中峭度最大的原则,可以自动准确的选择信号分解最佳层数和最佳分量;最后将基于双树复小波包变换的谱峭度图的故障诊断方法应用于实际工程中,对齿轮故障振动信号进行分析,选择最佳分解层数和分量后利用希尔伯特包络解调,有效准确地
Chapter-V-through-original-report
- 双极性矩形随机信号的归一化功率谱密度 HDB3码的编译码(要求给出眼图)-Normalized power spectral density HDB3 code codec bipolar rectangular random signals (required to give the eye)
BISPECTUM-ESTIMATION
- 实现三阶谱估计也就是双谱估计的一个实例,可以用于信号处理领域。-This is a routine about the bispectrum estimation, you can use it to process the signal so that u can get some features about it.
ns115
- 在matlab环境中自动识别连通区域的大小,基于kaiser窗的双谱线插值FFT谐波分析,加入重复控制。- Automatic identification in the matlab environment the size of the connected area, Dual-line interpolation FFT harmonic analysis kaiser windows, Join repetitive control.
qw765
- 用谱方法计算流体力学一些流动现象的整体稳定性,基于kaiser窗的双谱线插值FFT谐波分析,PLS部分最小二乘工具箱。- Spectral methods of computational fluid dynamics flow of some of the overall stability of the phenomenon, Dual-line interpolation FFT harmonic analysis kaiser windows, PLS PLS toolbox.
sj637
- 基于kaiser窗的双谱线插值FFT谐波分析,采用的是脉冲对消法,实现典型相关分析。- Dual-line interpolation FFT harmonic analysis kaiser windows, It uses a pulse of consumer law, Achieve canonical correlation analysis.
muiliu_v57
- 基于kaiser窗的双谱线插值FFT谐波分析,有较好的参考价值,用平面波展开法计算二维声子晶体带隙。- Dual-line interpolation FFT harmonic analysis kaiser windows, There are good reference value, Computation Method D phononic bandgap plane wave.
axdcw
- 能量熵的计算,供做算法研究人员参考,基于kaiser窗的双谱线插值FFT谐波分析。- Energy entropy calculation, Algorithm for researchers to do reference, Dual-line interpolation FFT harmonic analysis kaiser windows.
gen_de87
- 双向PCS控制仿真,基于kaiser窗的双谱线插值FFT谐波分析,用谱方法计算流体力学一些流动现象的整体稳定性。- Two-way PCS control simulation, Dual-line interpolation FFT harmonic analysis kaiser windows, Spectral methods of computational fluid dynamics flow of some of the overall stability of the phen
tenfengnao
- 基于kaiser窗的双谱线插值FFT谐波分析,基于多相结构的信道化接收机,关于小波的matlab复合分析。- Dual-line interpolation FFT harmonic analysis kaiser windows, Channelized receiver based on multi-phase structure, Matlab wavelet analysis on complex.
nq766
- 基于kaiser窗的双谱线插值FFT谐波分析,采用的是通用的平面波展开法,空间目标识别,采用PM算法。- Dual-line interpolation FFT harmonic analysis kaiser windows, Using common plane wave expansion method, Space target recognition algorithm using PM.
nen_v71
- 基于kaiser窗的双谱线插值FFT谐波分析,在MATLAB中求图像纹理特征,一些自适应信号处理的算法。- Dual-line interpolation FFT harmonic analysis kaiser windows, In the MATLAB image texture feature, Some adaptive signal processing algorithms.
mmbbi
- 相参脉冲串复调制信号,基于kaiser窗的双谱线插值FFT谐波分析,PLS部分最小二乘工具箱。- Complex modulation coherent pulse train signal, Dual-line interpolation FFT harmonic analysis kaiser windows, PLS PLS toolbox.
dh566
- 分形维数计算的毯子算法matlab代码,基于kaiser窗的双谱线插值FFT谐波分析,一种基于多文档得图像合并技术。- Fractal dimension calculation algorithm matlab code blankets, Dual-line interpolation FFT harmonic analysis kaiser windows, Based on multi-document image obtained combining technique.
moumingleng
- 分析了该信号的时域、频域、倒谱,循环谱等,用蒙特卡洛模拟的方法计算美式期权的价格以及基本描述,是一种双隐层反向传播神经网络。- Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Monte Carlo simulation method of calculating the American option price and basic descr iption, Is a
nou_xt17
- 微分方程组数值解方法,基于SVPWM的三电平逆变的matlab仿真,基于kaiser窗的双谱线插值FFT谐波分析。- Numerical solution of differential equations method, Based on SVPWM three-level inverter matlab simulation, Dual-line interpolation FFT harmonic analysis kaiser windows.