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- A necessary and sufficient condition for the unbiasedness of Balanced LS Estimation is gained, and for the given L, t can be chosen to make the MSEM of the Balanced LS Estimation less than that of OLS Estimation. 给出了平衡LS估计为无偏估计的充分必要条件;对于给定的L;适当地选择参数t可使平衡LS估计的均方误差矩阵小于OLS估计的均方误差矩阵.
- The Balanced LS Estimation of the Regressive Coefficient in a Linear Model 线性模型中参数的平衡LS估计及其性质
- balanced LS estimation 均方误差矩阵
- Deteriorative reason of LS estimates is analyzed. 摘要对LS估计变劣的原因进行了分析。
- The simulation results show that this method improves the LS estimates and has a comparable performance to the com-plex high-dimensional Kalman channel estimation method. 仿真表明,提出的这种组合算法降低了传统的Kalman滤波结构的复杂度,能够跟踪信道的时频变化,改进了基于LS准则的信道估计算法,并且与复杂的高维Kalman滤波算法的信道估计性能相当。
- Simulation results show that the ML estimator produces more efficient than the LS estimator. 仿真结果表明,对于此类误差最大似然估计比最小二乘估计有效性更好。
- Example analysis makes known, the effect for improving on deteriorative LS estimates is marked. 实例分析表明,改良的效果是显著的。
- According to the reason, making use of the matrix theory, on the premise of keeping to the method of LS estimates, a method for improving on deteriorative LS estimates is built. 根据该原因,运用矩阵论理论,在保持LS估计方法不变的前提下,建立了一种对变劣的LS估计进行改良的方法。
- In this case optimally weighted LS estimate is not a linear estimate of a parameter given input and observation anymore and can not be compared with linear minimum variance estimate. 在这种情况下,最优加权最小二乘估计变成关于观测和输入的非线性估计,且与线性最小方差估计不可比。
- Finally the localization performance of the new estimator and the LS estimator when one station is raised and the traditional four station three TDOA localization estimator were compared. 比较了采用单站升高条件下新定位算法与最小二乘定位算法以及传统四站三时差定位算法的定位性能。
- He has lowered himself in my estimation. 依我看,他降低了自己的身份。
- In my estimation, he is a more suitable candidate. 我认为他是更合适的人选。
- A balanced diet provides nutrition for your body. 均衡的食物使你的身体获得营养。
- Improving on Deteriorative LS Estimates LS估计变劣后的改良
- He cast and balanced till midnight. 他算帐算到半夜。
- The dolphin balanced the ball on its nose. 海豚用鼻子顶着球,使其保持平衡。
- Mr. Black stands high in the public estimation. 布莱克先生在公众中声望很高。
- He is equal to the job in my estimation. 据我看,他能胜任这项工作。
- He balanced precariously on the narrow window-ledge. 他在狭窄的窗台上很难保持平衡。
- Recursive Fault-Tolerant LS Estimation for Attitude Parameters of a Spin Stabilization Satellite 自旋稳定卫星姿态参数递推容错LS估计