有效估计 meaning in English
efficiency estimation
Examples
- First , the mean - squared - error ( mse ) of the estimated position and the expectation of the error in estimated coordinate are calculated , based on which the performance of
这两种方法在接收信号数大于天线阵元数时均能有效估计期望用户的定位参数。 - Different amofocus algorithms were used to compensate the motion errors of airbome sar data , their merits and defects were represented according to the comparison and analysis of the imaging results
Gradientautofocus ）对任意阶相位误差均能有效估计，不过每种方法都有各自的优缺点。 - Aiming at this problem , particle filter is studied . combination filter algorithm is constituted using ukf and improved particle filter ( upf ) , and missile ’ s states with noise increase are estimated
针对这个问题,研究了粒子滤波算法,利用ukf和改进的粒子滤波( upf )组成联合滤波估计算法,可以有效估计具有噪声增大时导弹主动段运动状态。 - The simulation results show that two algorithms can efficiently estimate channel parameters , but the late method has better performance than the former when channel is time - variant . finally , there are conclusion and prospect
仿真结果表明,两种信道估计方法都能够有效估计信道参数,而无训练比特的迭代信道估计方法在跟踪信道参数变化方面的性能更优越。 - The numeric simulation also shows their capability is superior to that of wavelet - domain replica correlator ( wdrc ) . on the other hand , we found that for exploiting the full potential of rci , we must overcome a serious lack of matching . then we propose a multi - hypothesis rci that minimized lack of matching
另一方面，为了减小rci检测器与tsd信道之间的严重失配问题，在rci基础上提出了多重假设的rci检测器，该方法可有效估计tsd信道的扩展时间。