本文正是针对该点,提出了一种二维arma模型的初步定阶方法,同时对AR参数的自相关函数估计方法进行了改进,在此基础上得到了功率谱估计算法。
This paper provides a method for the ar order estimation of two dimension ARMA model, and improves an ar parameters estimation method on the basis of autocorrelation function estimation method.
提出了一种自适应变步长恒模盲均衡算法,利用剩余误差信号的自相关函数估计值作为控制步长的因子来自适应改变步长的大小,克服了恒模算法存在的固有缺陷。
A new variable step-size CMA blind equalization algorithm is introduced to conquer the defects of CMA, in which the step size is controlled by the estimation of error signal's autocorrelation.
提出了一种频差估计的新算法,该算法结合观测序列的周期图和自相关函数进行频率估值。
A simple algorithm for frequency offset estimation is proposed, which estimates the frequency offset with the periodogram and the correlation function of the observation samples.
论文在此法的基础上,提出了一种基于时域自相关平方函数的基音周期估计方法。
So the paper brings forward a method of pitch estimation in time-domain based on correlated square function.
为了有效复原退化图像,需要从模糊图像中估计模糊函数的某些参数、噪声统计量等相关信息。
In order to restore blur image effectively, certain parameter of blur function and statistical value of noise have to be estimated.
基于空间频率的方法估计纹理的自相关函数。
Methods based on spatial frequencies evaluate the coefficients of the autocorrelation function of the texture.
为模拟不规则波,采用了线性波浪叠加法。利用相关函数法进行谱估计,以检验不规则波造波效果。
Then the linear superposition method is used to simulate irregular wave, and is verified by the autocorrelation method of wave spectrum estimation.
当采用相关法估计时间延迟时,多径时延的分辨率受到相关函数主(?)宽度的限制。
Multipath time delay estimation is constrained by the width of the signal correlation function when using correlation method.
讨论曲线上柯西型奇异积分利用三次复样条进行近似计算的误差估计,对于相关函数类给出了这类逼近的误差阶。
This paper discusses the estimation of approximation orders of singular integrals over a general curve by means of cubic complex spline.
结果双变量多水平模型可以估计各水平两个变量的方差协方差阵,据此可以计算出相关系数随协变量变化的函数式。
Results Multilevel models can present the variance covariance metrics of two dependent variables in every levels, and make out the functional expresses of correlation coefficient with covariates.
目前,卫星干扰源时延和频移定位参数的估计主要采用基于相关原理的互模糊函数算法(CAF)进行联合估计。
At present, the joint estimation methods of time delay and frequency shift for satellite interference localization are mainly based on the principle of correlation, such as CAF algorithm.
广义互相关函数,用于时延估计的运算,很好用。
Generalized cross-correlation function for time delay estimation of the operation, it just works.
数字相关技术是纳米颗粒测量技术中的一个关键环节,自相关函数的估计质量直接影响颗粒测量结果。
Digital correlation is an important technique in photon correlation spectroscopy. The quality of auto-correlation function determines the measure result.
阐述了广义互相关时延估计算法的原理并对其作了详细的数学推导,研究各种加权函数的形式以及性能特点。
This thesis presents the theory on the generalized cross-correlation method and its detailed derivation mathematically. Five generalizations of the cross-correlation function are listed and discussed.
阐述了广义互相关时延估计算法的原理并对其作了详细的数学推导,研究各种加权函数的形式以及性能特点。
This thesis presents the theory on the generalized cross-correlation method and its detailed derivation mathematically. Five generalizations of the cross-correlation function are listed and discussed.
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