经验模分解,empirical mode decomposition
1)empirical mode decomposition经验模分解
1.We propose the criteria for the intermittency check of the number of points between successive zero-crossings of an intrinsic mode function(IMF) and the method for enhancing signal-filtering precision ofempirical mode decomposition(EMD) through repeated intermittency check.提出了根据固有模式函数相邻零值点距离的间歇性控制准则,并提出通过多次间歇性控制来提高经验模分解滤波精度的方法。
2.The paper investigates the application ofempirical mode decomposition (EMD) for signal trend extraction.研究经验模分解方法在信号趋势项提取中的应用。
3.The Hilbert-Huang transform (HHT) method is a newly developed data analyzing method, which consists of mainly theempirical mode decomposition (EMD) and the Hilbert transform (HT).Hilbert Huang变换是一种新的数据处理方法,由经验模分解(EmpiricalModeDecomposition)技术及Hilbert变换两部分组成。
英文短句/例句
1.Application of EMD to Signal Trend Extraction经验模分解在信号趋势项提取中的应用
2.Wigner-Ville distribution with empirical mode decomposition.基于经验模态分解的Wigner-Ville时频分布
parison between the methods of local mean decomposition and empirical mode decomposition局部均值分解与经验模式分解的对比研究
4.A Study of Ensemble Empirical Mode Decomposition;总体平均经验模式分解法的理论研究
5.A New Method of Processing the Boundary Problem in the Empirical Mode Decomposition(EMD)经验模态分解(EMD)中边界处理的新方法
6.Approaches for the end effect restraint of empirical mode decomposition algorithm经验模态分解边缘效应抑制方法综述
7.Application of independent component analysis in empirical mode decomposition独立分量分析方法在经验模式分解中的应用
8.On Problems of Mode Mixing in Empirical Mode Decomposition经验模态分解中模态混叠的若干问题探讨
9.Application of Experience Modality Decomposes to Analog Circuit Fault Diagnosis经验模态分解在模拟电路故障诊断中的应用
10.Multi-modal image registration based on empirical mode decomposition and mutual information基于经验模式分解和互信息的多模态图像配准
11.Short-term wind speed forecasting for wind farms based on empirical mode decomposition model基于经验模式分解的风电场短期风速预测模型
12.A Study of Mode Domain MVDR Algorithm Based on Empirical Mode Decomposition基于经验模态分解的模态域MVDR方法研究
13.The Research on Empirical Mode Decomposition and Its Application in Image Segmentation;经验模态分解及其在图像分割中的应用研究
14.High Resolution Image Merging based on EMD基于经验模态分解的高分辨率影像融合
15.Simulation Analysis of Envelopes Fitting Algorithms in EMD经验模态分解中的包络线拟合算法仿真分析
16.Empirical mode decomposition approach used in signal process现代信号分析技术的经验模式分解方法
17.Time-Frequency Analysis Method and Its Application Based on Empirical Mode Decomposition经验模态分解的时频分析方法及其应用
18.Improved algorithm for empirical mode decomposition with independent elements具有独立分量的经验模态分解算法研究
相关短句/例句
EMD经验模分解
1.Application ofEMD-RBF and Image Processing to Weighing-in-motion of Vehicles;图像分类结合经验模分解和径向基函数网络在车辆动态称重中的应用
2.The Application of Two-dimensionalEMD to Separating Contents of Oceanic Remote Sensing Images;二维经验模分解在海洋遥感图像信息分离中的应用
3.A new method for obtaining the real axis weight from dynamic weighting using the residue of empirical mode decomposition(EMD) is presented compared with the filter method.将希尔伯特-黄变换(H ilbert-huang transform,HHT)引入到汽车动态称重数据的分析中,针对动态称重信号的特点运用了极值延拓法来抑制边界效应,提出了利用经验模分解(Em p irica l m ode decom pos ition,EM D)剩余分量的平均值求汽车动态称重真实轴重的方法,并将该方法与滤波法进行比较;进一步求出信号的H ilbert边际谱,将其与傅里叶幅值谱进行比较。
3)empirical mode decomposition(EMD)经验模分解
1.This paper presents an experimental investigation on the applicability of empirical mode decomposition(EMD) and wavelet analysis(WA) for identifying the structural damage caused by a sudden change of structural stiffness.本文利用一个三层剪切型结构模型在各种激励下的振动台试验,研究经验模分解(empiricalmode decomposition,EMD)和小波分析(wavelet analysis,WA)在结构损伤识别中的应用。
4)Empirical Mode Decomposition (EMD)经验模分解
1.The concept of empirical mode decomposition (EMD) and the end effect of EMD are introduced.给出经验模分解(Em p irica lm ode decom pos ition,EM D)步骤,提出了抑制边缘效应的次端点极值法,结合汽车动态称重信号的特点,应用该方法对实测轴重信号进行了EM D分解,并对轴重信号分解结果进行了分析。
5)EMD经验模态分解
1.Bearing Malfunction Diagnosing Research and Application Based onEMD and ANN;经验模态分解结合神经元网络在轴承故障诊断中的研究与应用
2.Fault Recognition for High Voltage Circuit Breaker Based onEMD of Vibration Signal and Energy Entropy Characteristic基于振动信号经验模态分解及能量熵的高压断路器故障识别
3.The fluctuant cycles of China per capita ecological footprint and biocapacity from 1961 to 2001 is decomposed and picked-up based on empirical mode decomposition (EMD) method.利用经验模态分解(EMD)方法分解并提取1961～2001年中国人均生态足迹与生物承载力变化的波动周期,建立具有周期性波动的非线性动力学预测模型,预测未来中国人均生态足迹和承载力变化,评估中国未来可持续发展进程中面临的挑战。
6)empirical mode decomposition (EMD)经验模态分解
1.Based on empirical mode decomposition (EMD) and back propagation (BP) neural network, a new method is proposed to identify flow pattern of oil-gas two-phase flow.基于经验模态分解(empirical mode decomposition,EMD)和BP神经网络,提出了油气两相流流型辨识的新方法。
2.Several representative signals are analyzed by empirical mode decomposition (EMD) method.用经验模态分解法对几种典型信号的特征进行分析。
3.In the paper, empirical mode decomposition (EMD) based Hilbert transform (HT), a new method for processing nonstationary signals, is applied to analyze transient signal in electric power systems.将一种新的非平稳信号处理方法--基于经验模态分解(EMD)的希尔伯特(Hilbert)变换方法,应用于电力系统暂态信号分析中。
延伸阅读
凹模、凸凹模工作型面加工工艺过程1)备料。 n 2)锻造。锻成长方形的坯料(每件留长工艺夹头)。 n 3)热处理。退火。 n 4)铣(刨)削。铣(刨)削六面成长方形模块。 n 5)磨削。磨削上、下两端面及相邻两侧面，用90。角尺测量相邻两面的垂直度。 n 6)钳工加工。用平板和划线盘按图划线，并打样冲眼；用钻头钻螺纹底孔；用圆柱销孔的预孔；用钻头钻挡料销让位孔；用钻头在中心处钻穿丝孔等；正、反面孔口倒角；凸凹模用钻头孔扩，保证刃口高度；攻螺纹；铰孔。n7)铣削。平口钳装夹工件；用的立铣刀铣削型孔至尺寸，保证深度。 n 8)热处理。凹模工件淬硬至HRC60～64，凸凹模工件淬硬至HRC58～62。 n 9)平磨。磨上、下两端面及相邻两侧面，用90。角尺测量相邻两面的垂直度至图要求；退磁。 n 10)线切割。按图编制线切割程序，切割模型孔成形，留单面研磨余量0.005 mm。 n 11)钳工加工。研光线切割面： n 12)检验。 n复合冲裁模的装配应选择凸凹模作为装配基准件，先装下模部分，后装上模部分
