In this paper it not only gives the method of unequal probability in group sampling and unbiassedness of mean estimation and also gives the variance and its unbiassedness of estimation.
本文给出了集团抽样的不等概方法和均值的无偏估计,同时也给出了这种估计的方差及方差的无偏估计。
This paper proposes a new speech enhancement scheme based on modified Minimum Mean Square Error (MMSE) estimation of speech Short Time Spectrum Amplitude (STSA).
本文提出了一种改进型语音短时谱最小均方误差(MMSE)估计的增强方法。
This paper mainly discusses the speech enhancement algorithm based on the Minimum Mean Square Error (MMSE) estimation of speech short time spectrum.
本文主要讨论基于语音短时谱估计的语音增强算法。
Comparing with the Linear Minimum Mean Square Error (LMMSE) channel estimation method, the method is simple and need not know the channel correlation and signal-to-noise (SNR).
与已有线性最小均方差(LMMSE)信道估计方法相比,该算法简单并且不需要预先知道信道相关矩阵以及信噪比等信道信息。
In this paper, we present a new kind of combining forecasting model based on the generalized weighted functional mean and the parameter estimation methods of its weighting coefficients.
给出一种新的组合预测模型——广义加权函数平均组合预测模型及其加权系数的参数估计方法。
The optimum test design is obtained to minimize variance of least square estimation of the mean life at a normal stress level.
这里的最优准则是指正常应力水平下产品对数平均寿命估计的方差的极小化。
This paper presents a single factor heteroscedastic model, deduce a method of this heteroscedastic analysis, and presents the estimation of mean and variance in this model.
本文提出了一种单因子异方差模型,导出这种异方差分析方法,并给出了模型中均值与方差的估计。
This algorithm can realize linear minimum mean square error estimation of yaw rate, and on-line estimate statistical characteristic of system noise and observation noise during vehicle running.
该算法实现了横摆角速度的线性最小均方误差估计,且可对汽车行驶过程中的系统噪声和观测噪声统计特性进行在线估计。
The fractal theory was applied to describe multipath fading channels, and a novel channel estimation scheme using fractal filter in the sense of minimum mean square error (MMSE) was presented.
本文将分形理论引入多径衰落信道的描述,提出了一种利用分形滤波进行最小均方误差意义下信道参数估计的方法。
The calculation formulas of sample size based on the error limitation are given for estimation of population mean.
对于样本均值估计总体均值,给出了基于误差限制的样本容量的计算式。
The method focuses on minimizing the ensemble mean square error of the estimation.
该方法可以使估计的总体均方误差最小。
From the orthogonality principle in liner mean square estimation of stochastic processes, the sea factor obtained at a project site can be estimated by that at some routine hydrographic station.
依据随机过程线性均方估计的正交原理,可由水文站获得的海洋要素估计工程点的海洋要素。
The important methods of analysis TMS evoked brain responses include: waveform analysis, spectral analysis, global mean field amplitude (GMFA), minimum-norm estimation (MNE), and so on.
的翻译是:tms的重要分析方法引起脑部反应包括:波形分析、频谱分析、全球的平均字段振幅(gmfa),最小的标准估计(多国企业),以此类推。
In this paper, applying a certain elementary methods, we obtain a more precise estimation related to the mean modulus of the univalent functions in class S. Thus the old result is improved.
用初等方法得到单叶函数族S中函数平均模数有关的一个较精密估计,改进了现有结果。
The fifth chapter discusses the influence of mean shift disturbance to conditional ridge estimation in restricted linear model.
第五章讨论了均值漂移对带约束线性模型条件岭估计的影响问题。
Mean shift based image segmentation algorithm is a kind of kernel density estimation based feature space analysis algorithm, and the nature of it is statistical optimization.
均值漂移算法是一种基于核密度梯度估计的特征空间分析算法,其实质是一种统计优化过程。
We consider the estimation of the mean for a class of distributions.
研究了一类分布的均值估计问题。
This paper deals with the estimation of population mean in systematic sampling by use of auxiliary information in order to improve the accuracy of the estimate.
讨论了等距抽样中,如何利用辅助信息改进总体平均值的估计,以达到提高估计精度之目的。
Upon this frame, use matrix Lie group to express the rotation space, then base on Bayesian estimation framework, calculate the minimum mean squared error bounds which use the matrix Lie groups.
在这种框架中,利用李群来表示旋转空间,然后基于贝叶斯估计结构,计算了利用李群的表示的最小均方误差估计性能界限。
The total quota of water use in different level of water saving was put forward based on regression analysis, probability estimation analysis, advanced quadratic mean method and geometric mean method.
通过逐步回归法、概率测算法、二次平均先进法和简单几何平均法得到北京市宾馆不同节水水平下综合用水定额值;
Several sampling methods leading to the estimation of mean value and the setting of tolerance interval of the sensitivity coefficients of a lot of strain gages are introduced.
作者介绍了利用抽样检验标定一批电阻丝片的灵敏系数的平均值及其误差范围的几种统计方法。
This paper deals with the incomplete sample estimation of finite population mean in existing of nonrespondent sampling units.
本文讨论了存在不回答样本单位时,有限总体均值的缺损样本估计。
The maximum mean power estimation timing recovery algorithm and the maximum-likelihood carrier phase estimation algorithm are employed.
采用了最大平均功率定时同步算法和最大似然载波相位估计算法。
The Gaussian kernel mean-shift algorithm which is deduced from kernel density estimation has not been widely employed in applications because of its low convergence rate.
由核密度估计推导获得的高斯核均值漂移算法因收敛速度慢在应用中效率不高。
Robust time delay estimation method based on least mean p-norm blind channel identification(BCILMP) was proposed and applied to estimate the propagation velocities of GEA.
根据分数低阶统计量理论,本研究提出一种基于最小平均p范数盲信道辨识的韧性时间延迟估计算法(BCILMP),对胃电信号传导速率进行估计。
The results show that mean square error of the estimation tends to 0 and the fidelity of the transmission state tends to 1 with the increase in the number of the sample.
研究结果表明,随着样本数的增大,估计量的均方误差趋于0,传输态的保真度趋于1。
Numerical results demonstrate that the phase variations caused by multipath time delays may influence accuracy of the mean of time synchronization error spectral estimation.
数值计算结果表明,多径分量的相位变化会影响时间同步误差谱估计均值的准确性。
This paper propose a novel alterative step LMS auto-adapted filter algorithm based on mean squared-error estimation.
介绍了一种基于均方误差估计的新变步长LMS自适应滤波算法。
This paper propose a novel alterative step LMS auto-adapted filter algorithm based on mean squared-error estimation.
介绍了一种基于均方误差估计的新变步长LMS自适应滤波算法。
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