利用算法实现了改进后的经验模态分解方法。
Carrying out the improved empirical mode decomposition method utilizing the algorithm.
但是经验模态分解方法存在严重的端点效应。
首先对滚动轴承振动信号进行经验模态分解；
Firstly, the vibration signal of rolling bearing was decomposed by the EMD.
提出了基于经验模态分解的瞬时相位分析的新方法。
A novel method of instantaneous phase analysis based on empirical mode decomposition is presented.
提出一种针对二维经验模态分解第一余量图像的压缩方法。
A method for the image compression of the first residue in the Bidimensional Empirical Mode Decomposition (BEMD) is introduced.
介绍了经验模态分解法（EMD）的原理及波形指数的概念。
The principle of empirical mode decomposition (EMD) and concept of shape factor are introduced.
探讨了应用经验模态分解代替时域同步平均分析减速器振动信号的方法。
Empirical Mode Decomposition (EMD) is introduced to replace time synchronous averaging of gearbox vibration signal.
提出一种基于相关系数矩阵判断准则的经验模态分解去除趋势项的方法。
This paper proposes a method to remove trends based on correlation matrix by empirical mode decomposition(EMD).
讨论了经验模态分解方法及其在获取固有模态函数过程中的自适应滤波特性。
The EMD method and its adaptive filtering property in the process of obtaining the intrinsic mode function(IMF) were discussed.
经验模态分解方法中，有两种端点效应：在样条插值中以及在希尔伯特变换中。
There are two types of end effects in the empirical mode decomposition method: in the spline interpolation and in the Hilbert transform.
提出一种基于经验模态分解（EMD）的水轮发电机组局部放电信号提取方法。
This paper investigates a new method of extracting partial discharge signals of hydroelectric generating set based on empirical mode decomposition (EMD).
对经验模态分解得到的各模态分量能量进行了研究，提出了模态能量商的概念。
The energy of Intrinsic mode Function (IMF) by EMD is studied and the concept of mode energy ratio is put forwarded.
实验结果显示，使用经验模态分解方法在去除噪声，提高信噪比方面具有优越性。
Simulation result shows that the empirical mode decomposition method is at an advantage when denoising and improving SNR.
经过验证发现，基于二维经验模态分解融合后的影像中条带状噪声得到很好的抑制。
The fusion algorithm based on the two-dimensional empirical mode decomposition can effectively remove the belt noise was proved by experiment.
针对现有车型识别存在的问题，提出利用经验模态分解和支持向量机的车型声频识别方法。
For the problem of automatic vehicle recognition, a recognition method is proposed based on EMD and support vector machine.
针对经验模态分解过程存在的边界效应问题，提出了利用AR模型进行包络延拓的边界处理算法。
For the end effect in the process of empirical mode decomposition, the envelope extension algorithm by using AR model is proposed.
比较结果说明用滤波后的经验模态分解方法对旋转机械的振动信号波动组分分析比未滤波的有效。
The result of comparison Shows that it is more effective using the filtered EMD to analyze the vibration signal motion composition of rotation machinery than the un-filtered one.
基于多尺度经验模态分解(EMD)，提出了老采空区上方地表建筑物稳定性分析及预测新方法。
A new method is put forward for stability analysis and evaluation of buildings above goaf by multiscale decomposition using empirical mode decomposition (EMD) method.
通过实例研究，证实采用多尺度经验模态分解可获得老采空区上方地表建筑物的动态变形细部信号。
Trough case study, detail signals of dynamic deformation of buildings above old mine goaf are obtained using multiscale empirical mode decomposition method.
针对在经验模态分解(EMD)筛选过程中间断信号引起的模态混叠问题，提出了一种新的解决方法。
Aiming at the mode mixing problem caused by intermittency signal in the sifting process of empirical mode decomposition (EMD), a new solution is presented.
为了提高脉冲星辐射信号的信噪比，提出了一种基于经验模态分解(EMD)的脉冲星信号去噪算法。
In order to improve the signal-to-noise of the pulsar signal, an algorithm of pulsar signal de-noising based on Empirical Mode Decomposition (EMD) is proposed.
应用经验模态分解(EMD)方法分析了湖南省1949 ~ 2002年洪涝灾害成灾面积波动情况。
Empirical mode decomposition (EMD) method was used to study the fluctuation of inundated area of flood disaster from 1949 to 2002 in Hunan Province.
基于经验模态分解技术，采用能量评估和阈值概率统计手段，提出了一种油气两相流流型状态监测的新方法。
Based on Empirical Mode Decomposition (EMD), a new method was presented to monitor flow pattern of oil-gas two-phase flow by using energy evaluation and threshold probability statistical technique.
针对故障率时间序列的非线性与非平稳特性，提出一种基于支持向量经验模态分解(SVEMD)的预测方法。
A prediction method based on support vector empirical mode decomposition (SVEMD) is proposed to deal with the non-linearity and non-stationarity of failure rate data.
结合经验模态分解和主分量分析各自的优点，提出了一种基于EMD -PCA的轴承故障源的盲分离方法。
Combined the advantage of empirical mode decomposition (EMD) and principle component analysis (PCA), a blind separation method of rolling bearing faults is proposed based on EMD and PCA.
针对红外图像中的小目标检测，提出了一种利用经验模态分解(EMD)提取海空背景下红外弱小目标的新方法。
A new method was provided based on the empirical mode decomposition (EMD) to solve the difficulties of infrared image dim small target detection in complex background of sky and sea.
提出了一种结合经验模态分解（EMD）和自适应短时傅里叶变换（STFT）的铁路货车滚动轴承故障诊断方法。
In this paper, a freight car rolling element bearings fault diagnosis method based on Empirical Mode Decomposition(EMD) and adaptive short_time Fourier transform(STFT) is proposed.
在分析了传统滚动轴承的振动信号处理方法的基础上，将经验模态分解法(EMD)应用到滚动轴承的故障诊断中来。
On the basis of the traditional vibration signals process method for the rolling bearing, the empirical mode decomposition (EMD) were applied in the fault diagnosis of the rolling bearing.
本文介绍了经验模态分解的方法与原理，给出了由经验模态分解产生的固有模态函数重构组合滤波器的原理与详细算法。
Firstly, the theory of empirical mode decomposition (EMD) is introduced, and the reconstructing and filtering algorithm of intrinsic mode functions (IMF) from EMD is given in this paper.
本文介绍了经验模态分解的方法与原理，给出了由经验模态分解产生的固有模态函数重构组合滤波器的原理与详细算法。
Firstly, the theory of empirical mode decomposition (EMD) is introduced, and the reconstructing and filtering algorithm of intrinsic mode functions (IMF) from EMD is given in this paper.
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