1) second-order cumulant
二阶累积量
1.
This paper introuduces the time difference of arrival and frequence difference of arrival(TDOA/FDOA) joint estimation algorithm of the second-order cumulant and the high-order cumulant in passive location,analyzes the influense of the noise correlativity on the TDOA/FDOA joint estimation algorithm of the second-order and the fourth-order cumulant.
介绍了无源定位中二阶累积量和高阶累积量的时差频差联合估计(TDOA/FDOA)算法,分析了噪声相关性对二阶累积量和四阶累积量的时差频差联合估计算法的影响。
2.
The algorithm based on second-order cumulant and high-order cumulant for joint estimation of time difference of arrival and frequency difference of arrival(TDOA/FDOA) in passive location are presented.
介绍了无源定位中二阶累积量和高阶累积量的时差频差联合估计(TDOA/FDOA)算法。
2) The second cumulant (spectrum)
二阶累积量(谱)
3) fifth-second order cumulant
五二阶累积量
4) fourth-order cumulant 2-D slice
四阶累积量二维切片
5) three-order cumulant
三阶累积量
1.
For the purpose of identifying harmonic components in vibration signals with strong Gaussian colored noise,by using an estimation algorithm of time averaged three-order cumulant,a method of harmonic retrieval from the(vibration) signals is presented in the paper.
为了识别在强高斯噪声背景下振动信号的谐波成分,从三阶累积量的估计算法出发,提出了基于时间平均的三阶累积量算法,进行振动信号的谐波恢复。
2.
After the analysis for speech signal with of three-order cumulant spectrum,this algorithm through using subharmonic-harmonic rate method can compute harmonic parameters and high-low frequency energy ratio.
该方法在分析了语音的三阶累积量谱后,用子谐波-谐波方法取得基音,并计算出谐波参数和高低频能量比值。
6) higher order cumulants
高阶累积量
1.
By Hinich s test,the nongaussian and nonlinear components of ship radiated noise was detected, and the objective evidences were given for using higher order cumulants to extract noise features.
用Hinich检验方法 ,验证了实际舰船辐射噪声中存在非高斯性、非线性成分 ,为利用高阶累积量方法提取舰船辐射噪声的非高斯特征 ,提供了客观依据。
2.
Blind separation of sources based on higher order cumulants is applied to the separation between vibration signal and noise,which is important to diagnosi.
本文利用基于高阶累积量的盲信号分离方法 ,设计了相应算法 ,成功地从被噪声污染的信号中恢复源振动信号 ,从而可确保碰摩故障的检测和诊断能顺利进
3.
The identification of such a system is discussed when applying higher order cumulants.
研究了利用高阶累积量方法对复共轭四阶系统进行辨识的问题 ,分析讨论了这种四阶系统的特点 ,给出了由连续系统到离散系统的转换公式 ,并利用基于累积量表示的修正尤勒 沃克方程对该四阶系统进行了辨识 。
补充资料：累积增长量
累积增长量
【泉积增长t】以某一固定时期作为基期，报告期水平减去某一固定时期水平(通常为最初水平)的差额。它说明一段时期内总的增长(减少)量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条