估计误差

Therefore, the SR-MUSIC suffers no DOA estimation errors from the estimates of thenoise characteristic exponent and the selections of the FLOM parameters.

该算法不需要FLOM参数p的选择，从而避免了基于阵列共变矩阵和阵列FLOM矩阵的DOA估计方法由于需要噪声特征指数的估计和由于不同参数p所带来的DOA估计误差。

Additionally, this research used One-Pass Method for first time to estimate jointly the conditional mean equation and conditional variance equation of Bivariate GARCH Model to avoid estimating error in previous relative studies with Two-Pass Method.

此外，本文在进行模型估计时，首度采用一阶段估计法，来联合估计双变量GARCH模型中的条件平均数方程式与条件变异数方程式，以避免过去相关文献将两条方程式个别估计时所造成的估计误差。

The numerical non-stability of a discrete algorithm of topology optimization can result fi＇om the inaccurate evaluation of element sensitivities, especially, when material is added to elements.

单元敏度的不准确估计是离散拓扑优化算法数值不稳定的原因之一，特别是添加材料时，传统的敏度计算公式给出的估计误差较大，甚至有时估计符号都是错误的。

The stability theorem of estimated state error equation in form of M-matrix is obtained to guarantee the convergence of estimated state.

同样得到了采用M-矩阵判断状态估计误差方程的稳定性定理，给出确保估计状态收敛的一个充分条件。

Furthermore, the situation of the targets and imaging devices considering noise is studied. The recurrence formula of parameter estimation and the steady variance of estimation error are given.

进一步研究了目标受到干扰及成像设备存在噪声情况下的目标运动参数的估计问题，得到了参数估计的递推公式，并给出了估计误差稳态方差的范围。

Simulation results show that mean error of this algorithm is generally below 0.05 when 200 training symbols are used.

模拟结果表明，在使用约200个训练符号时，相关矩阵中每个元素的平均估计误差在0.05以下，而使用更多的训练符号时，估计精度将会进一步提高。

The spatial distribution pattern of the factors shows that distinct radiolarian assemblages are closely related to water mass, ocean current and hydrographic conditions.(4) The test of a new radiolarian-based transfer function to estimate mean-annual sea surface temperature and se

利用57个样品的统计数据，对估计表层海水年平均温度和其变化范围的放射虫转换函数（Pisias，1997）的检验结果表明，其估计误差为6℃，实际值与估计值的相关性差，可靠性低，不适合于本区使用。

Digital simulation shows that the improved algorithm's estimate mean and relative estimate er-ror are better than those of the original unimproved algorithm, so the improved algorithm can be widely used in storage reliability research.

数字仿真结果显示，改进算法的估计均值和相对估计误差明显优于改进前的条件中位数算法，可广泛地应用于电子产品的贮存可靠性研究。

The variable structure gain is tuned by the fuzzy logic. The designed controller exploits the advantages of CMAC neural network, variable structure control and fuzzy control theory to improve the performance of the system.

利用自适应技术估计了估计误差的大小，减小了系统的不确定性，并利用模糊控制技术调整了变结构增益，改善了系统的性能。

First, we study the optimization of the estimate mean-square error of the polynomial interpolation. We introduce a window shift concept, derive the optimal window shift, and propose the estimation method of the value under a given interpolation order.

首先，我们探讨多项式内插通道估计演算法的估计误差之最佳化，提出滤波器窗口漂移概念，在给定内插阶数的情况下，推得最佳漂移量的理论值与其值估计方法。

I am sure after a few weeks of adaptation and familiarization I will have no difficulty in functioning on a daily basis in an English speaking society or in participating fully in graduate studies.

在大学的三年的学习生活不仅给予我自身的充实，更重要的是磨练和培养了我较强的自觉能力和严谨，踏实的作风以及不怕困难的精神，对未来充满了信心！

As the first volcanoes erupted, one of the gases that bellowed out was steam.

在第一批火山喷发时，喷出的气体之一就是水蒸汽。