相干平均,coherence average
1)coherence average相干平均
1.The paper presents a novel adaptive harmonic detecting algorithm using thecoherence average estimation of K(n)to control the updating of the step size,where K(n)is the proportion of the error signal e(n)in the total signal S(n).算法采用归一化的处理方法,以误差信号e(n)在待检测信号中所占比率K(n)作为自适应回馈量,并通过K(n)的相干平均估计来调节算法的步长。
2.A detection method for weak signal withcoherence average is presented,and the principle of cross-correlation detection is introduced.提出了采用相干平均法提高信号的信噪比并检测微弱信号的方法,介绍了相关检测的原理。
3.A novel approach to micro-displacement detection of dams based on Support Vector Machine andcoherence average denoising is proposed.针对此问题,提出了一种新的基于支持向量机和相干平均去噪的大坝微小位移检测方法。
2)coherent averaging相干平均
1.In order to get higher accuracy of amplitude measurement and suppress the respiration interference of the photoelectric pulse wave,the original pulse wave signal was processed by the characteristic parameter reconstruction based on thecoherent averaging method combined with the wavelet analysis.为了获取较高的幅值检测精度,抑制光电脉搏波中的呼吸干扰,采用基于相干平均的脉搏波特征参数重构滤波和小波变换相结合的方法对光电脉搏波原始测量信号进行处理。
2.First,it integrates the wavelet transform modulus maxima method with the signalcoherent averaging technique to construct the ECG template.首先,将小波变换模极大值方法和信号相干平均技术相结合,构造出心电模板信号。
3)coherent averaging technique相干平均法
4)average of related adding相干累加平均
5)mean girth平均干围
6)average phase平均相位
1.The feature vector of theaverage phase information based on the indirect nonparametric bispectrum estimation is extracted and used t.采用双谱估计分析法中的非参数化间接算法对15例海洛因吸毒者和15例正常人的脉象信号进行了分析,提取出双谱估计的平均相位值,发现吸毒者脉象信号在特定频率区域内的平均相位值ph一般低于正常人的ph值。
英文短句/例句
1.Realization of Doppler centroid estimation based on average cross correlation coefficient基于平均相位增量法的多普勒中心估计方法研究
2.Time domain averaging based on nonintegral delay compensation非整数时延相位补偿的时域平均技术
3.Design of Average Principle Phase Difference Tester Based on FPGA基于FPGA平均值原理相位差计的设计
4.mean tide level平均潮面平均潮面平均潮位
5.Phase relationship between E and H of uniform plane electromagnetic wave in conductive medium;导电媒质中均匀平面电磁波的E、H相位关系
6.AN APPROACH OF SUB-AVERAGE JOINT COMPUTATION FOR AUTO RESTORING GPS PHASE CYCLE SLIP一种GPS相位周跳分段平均组合的自动修复方法
7.index of average unit price paid平均单位支付价格指数
8.Average Turn-over Rate平均车位小时转换率
9.Annual Turn-over Rate平均车位小时使用率
10.floating average position action无静差的平均位置作用
11.age absolute relative error平均相对误差绝对值
12.average absolute relative deviatio平均相对离差绝对值
13.This is only one-fourth as big as the average amount of the world, and this is ranked as the 109th.这仅仅相当于世界平均水平的四分之一﹐在世界各国中排在一百零九位。
14.Earlier, when we calculated the range, the interquartile deviation, and average absolute deviation, the answers were expressed in the same units as the data itself.当我们计算极差，四分点离差和平均绝对偏差时，答案的计量单位与数据单位量相同的。
15.A Statistical Analysis of Average Water-table Fluctuation in Plain Areas of Beijing北京市平原区平均地下水位变化分析
16.There was a positive correlation between protein content and average daily temperature and average sunshine time during heading to maturation, but a negative correlation existed between protein content and average diurnal variation of temperature in this period.蛋白质含量与抽穗－成熟期间的平均日均温和平均日照时数呈正相关，与平均昼夜温差呈负相关。
17.The Effect of the Softening of the Symmetry Energy on the Ground-state Properties and Giant Resonance of Finite Nuclei as Well as Shape Coexistence in Neutron-deficient at Isotopes in Relativistic Mean Field Theory;在相对论平均场框架内研究软化对称能对核性质的影响及砹缺中子同位素的形状共存
18.averagely-priced Home Ownership Scheme flat平均售价的居者有其屋单位
相关短句/例句
coherent averaging相干平均
1.In order to get higher accuracy of amplitude measurement and suppress the respiration interference of the photoelectric pulse wave,the original pulse wave signal was processed by the characteristic parameter reconstruction based on thecoherent averaging method combined with the wavelet analysis.为了获取较高的幅值检测精度,抑制光电脉搏波中的呼吸干扰,采用基于相干平均的脉搏波特征参数重构滤波和小波变换相结合的方法对光电脉搏波原始测量信号进行处理。
2.First,it integrates the wavelet transform modulus maxima method with the signalcoherent averaging technique to construct the ECG template.首先,将小波变换模极大值方法和信号相干平均技术相结合,构造出心电模板信号。
3)coherent averaging technique相干平均法
4)average of related adding相干累加平均
5)mean girth平均干围
6)average phase平均相位
1.The feature vector of theaverage phase information based on the indirect nonparametric bispectrum estimation is extracted and used t.采用双谱估计分析法中的非参数化间接算法对15例海洛因吸毒者和15例正常人的脉象信号进行了分析,提取出双谱估计的平均相位值,发现吸毒者脉象信号在特定频率区域内的平均相位值ph一般低于正常人的ph值。
延伸阅读
相干散射和非相干散射再辐射的光量子频率和被吸收的光量子频率准确相等的散射过程称为相干散射。在相干散射的情况下，源函数准确地等于平均辐射强度。再辐射的光量子频率和被吸收的光量子频率不相等的散射过程称为非相干散射。在天体物理中，存在一系列因素使散射过程成为非相干散射。主要的因素是：原子的能级有一定的宽度、原子的热运动和湍动以及压力效应等。对于非相干散射，源函数是相当复杂的。
