observed quantity meaning in English

观测量
直观量

Correction to observed quantities
观测量改正
The observed quantity of the sins / od is the velocity ' s differences between sins and od , and the sins / od also adopts a closed kalman filter to estimate and correct the errors
用捷联惯导系统解算出的速度量和里程计所测量的速度量之差作为组合导航系统卡尔曼滤波器的观测量，利用闭环卡尔曼滤波技术进行误差估计与校正，并给出了系统仿真结果。
The improved schemes with adding pseudo satellites based on the actuality to get more observed quantities are presented in this paper and optimum layout of the pseudo satellites is also pointed out
通过仿真对三星定位系统的gdop特点进行了研究。本文提出在现有双星系统基础上增加伪卫星伪距观测量的改进方案,并对方案中的伪卫星进行最佳配置。
Selecting the image elements of earth and moon centers as observed quantity , measurement noise model and observed equations of autonomous navigation system are built up . the spacecraft orbit is determined by using the recursive weighted least square based on ud factorization
在奔选取地心和月心像素作为观测量,建立了符合实际情况的量测噪声模型和自主导航系统的观测方程,并利用基于ud分解的递推加权最小二乘算法估计了奔月探测器的轨道参数。