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估计误差     
相关语句
  estimation error
     Mixed H_2/H_∞ filtering with estimation error variance constraints
     估计误差方差约束混合H_2/H_∞滤波
短句来源
     It is proved that this sequence converges under certain conditions with rate O(n -/2 ) for some >0, where the rate is measured by the L q-norm of the estimation error for any 1≤q<∞.
     对于任意的 1≤q<∞ ,可用估计误差的范数Lq 来度量收敛率 ,序列的收敛速度为O(n- 2 ) ,( >0 ) .
短句来源
     Its results show that in order to maintain desired BER performance the fixed estimalion error should be less than 0.07 dB, thd deviation of random estimation error should be less than 0.6, and the time-delay should be controlled within 0.001/(v/λc).
     分析和仿真结果表明,为了维持系统所需的BER性能,固定估计误差值应小于0.07dB,随机估计误差的离差要低于0.6,而时间延迟应控制在0.001/(v/λc)以内。
短句来源
     Analysis on the Performance of Parallel Interference Cancellation Detection for MC-CDMA System with Channel Estimation Error
     有信道估计误差时MC-CDMA系统PIC检测性能分析
短句来源
     Channel Estimation Error of MISO Systems
     MISO系统信道估计误差的影响比较
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  estimation errors
     Remedies of the estimation errors and perturbation errors
     阵列估计误差和扰动误差引起方向图畸变的校正
短句来源
     Cramer-Rao bound for channel estimation errors in space-time coding and modulation
     空时编码调制中信道估计误差的Cramer-Rao界
短句来源
     A simple model for analysing channel estimation errors in space-time coding and modulation was constructed, and the Cramer-Rao bound expression for channel estimation errors was derived.
     根据一般的空时编码调制理论和信道估计误差的统计特征,构造了一种信道参数估计误差的分析模型,据此模型,推导出了此误差的Cramer-Rao界,同时证明了它是一个一般界和紧界.
短句来源
     Based on the Kalman filtering method and white noise estimation theory, under the linear minimum variance optimal information fusion criterion weighted by matrices,a multisensor distributed fusion optimal white noise deconvolution filter is presented for systems with ARMA colored measurement noise,where the formulas of computing cross-covariances among local estimation errors by Lyapunov equations are derived,which is applied to compute optimal weights.
     基于Kalman滤波方法和白噪声估计理论,在按矩阵加权线性最小方差最优融合准则下,提出了带ARMA有色观测噪声系统的多传感器分布式融合白噪声反卷积滤波器,其中推导出用Lyapunov方程计算最优加权的局部估计误差互协方差公式。
短句来源
     Further studies show that the MTVSG is robust to the estimation errors of the system states.
     进一步的研究表明,MTVSG对系统状态估计误差有很强的鲁棒性。
短句来源
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  estimated error
     Estimated Error Analysis of Kalman Filtering Algorithm Used in Computer Relaying
     计算机继电保护中卡尔曼滤波算法的估计误差分析
短句来源
     The upper limit of the ratio of Monte Carlo estimated error to averaged value is about 0.3%.
     蒙特卡罗估计误差与平均值比值的上限小于0.3%。
短句来源
     For the calibration curve,the estimated error,intercept and slope of the regession equation(r2= 0. 995 6)had no significant differences, as compared with related parameters measured by spectrophotometed(optical path 1.0cm);
     标准曲线直线方程的回归估计误差,其截距和斜率与分光光度计(1=1,0cm)所测的均无显著性差异,相关系数r3=0.9956;
短句来源
     It is useful especially when the statistical formulas are hard to be got. Both parametric bootstrap and non parametric bootstrap,the estimated error of bootstrap, the distinction of bootstrap and Monte Carlo simulation, bootstrap after jacknife are discussed.
     讨论了参数与非参数的bootstrap法,bootstrap的估计误差,bootstrap与MonteCarlo模拟的区别,jacknife与bootstrap的联合估计等问题。
短句来源
     A few important aerodynamic parameters are identified by using (CMAC) neural network, proved the boundedness of the estimated error and the weight error and then designed the block diagonal controller (BDC) of the missile by means of analytical inverse solution and variable structure control.
     利用小脑关节模型控制器(CMAC) 神经网络辨识了导弹控制系统的几个重要空气动力参数, 证明了估计误差、权误差有界, 然后用解析逆解设计方法、变结构控制方法设计了块对角控制器。
短句来源
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  estimate error
     The Effect of Target Angle on Range Estimate Error in Sector Scan TWS Radar
     扇形扫描的TWS雷达目标方位角对距离估计误差的影响
短句来源
     This algorithm accepts additional errors in SBH's spectrum resulting from the hybridization experiment and the estimate error of target DNA length, and can greatly reduces ambiguities in the reconstruction of DNA sequencing.
     该算法既允许SBH谱集含有一般杂交实验中可能出现的探针错配所产生的正错误,也允许目标DNA序列长度有估计误差,所以本文的算法具有更一般的适应性和实用性.
短句来源
     The problem addressed in this paper is concerned with DNA sequencing by hybridization (i.e. SBH), in which the estimate error of target DNA length and errors of hybridization are allowed.
     本文讨论了允许长度估计误差和杂交错误的更实际SBH(Sequencing by Hybridization)最优重构问题.
短句来源
     Finally we have obtained the evolution of the estimate error of relative position of navigation system under the different modes with the MATLAB simulation.
     采用MATLAB进行仿真 ,得到不同方式的导航系统相对位置估计误差演变。
短句来源
     It is too sensitive on the physical channel estimate error and feedback delay, and hasn’t taken upper layer traffic QoS into consideration.
     然而现有的MIMO-OFDM 系统中的链路自适应技术研究主要集中在物理层,不仅具有对物理层信道信息的估计误差和反馈时延敏感等缺点,而且也没有考虑上层不同业务传输的质量需求。
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  estimation error
The estimation error is very small; thus, it does not change the log-normal distribution of the shadowing factor in the model.
      
The L1-norm of the estimation error is demonstrated to be convergent to zero with probability one, with the optimal rate of convergence.
      
For a kernel estimate with variable window width, the mismatch method ensures a mean integrated squared estimation error close to the optimal error.
      
For the estimation error under permanent perturbations where the matrix of the linear part is time-dependent, the zero solution of the equation system was proved to be stable.
      
For a predicted corrosion of ≤50 g/m2?, the estimation error will not exceed ±20-30%.
      
更多          
  estimation errors
The estimation error (RMSE) of the total volume was 44.2%, much lower than those for Larix forest (the RMSE was 51.7%) and those for the Korean pine and broadleaved forests (the estimation errors were over 71.7% and 88.19%, respectively).
      
The simulation shows that the algorithm brings about fewer channel estimation errors while the frequency efficiency can be increased.
      
Performance of the Zero Forcing precoding MIMO broadcast systems with channel estimation errors
      
In this paper, the effect of channel estimation errors upon the Zero Forcing (ZF) precoding Multiple Input Multiple Output Broadcast (MIMO BC) systems was studied.
      
Analysis and simulation show that if the covariance of channel estimation errors is independent of the received Signal to Noise Ratio (SNR), imperfect channel knowledge deteriorates the sum capacity and the Bit Error Rate (BER) performance severely.
      
更多          
  estimated error
The estimated error of measurement of the coefficients of spectral emissivity is 10%.
      
Both estimated error exponents are similar to those for woven convolutional codes with outer and inner warp.
      
The equation of transfer function is with an average estimated error of about 53.778 mg · C/m2 · d, which is 14.69% in average observed values.
      
The calculation method about infrared multi-sites passive system location is introduced based on the principle of the weighted least square method, and the variance matrix of estimated error is offered.
      
for Ne are about 10-20% low, but not far outside our estimated error.
      
更多          
  estimate error
The rate of convergence of the nonparametric estimate and the principal part of the expansion of the mean-square estimate error are determined.
      
An estimate operatorWk which is related to error operatorBk in the restoration process is introduced to decrease the estimate error and increase the convergence rate.
      
For the problem of deterministic parameter estimate, the theoretical lower bound of estimate error is the Cramér-Rao bound; while for random parameter, the lower bound of estimate error is generally termed by Posterior Cramér-Rao Bound (PCRB).
      
The analytical results show that the estimate error of the first method is less than that of the second method and the latter can not only estimate the concentration of suspended sediment but also give the absorption coefficient of sound.
      
Since the non-unique solution exists in the inversion for finite-fault rupture history, the random weighting method has been used to estimate error of the inversion results in this paper.
      
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