From the system observability analysis, adding more kinds of external measurements into the inertial navigation system can enhance estimation accuracy of INS error.
通过对INS误差可观测性分析,可以看出增加不同种类的外部导航信息观测量,将有效提高INS误差修正能力。
Then, navigation system observability and observable degree with different quantitative line-of-sight measurements are analyzed in detail by rank analysis of the error variance inverse matrix.
然后,通过对误差方差阵逆矩阵秩的分析,比较详尽地分析了不同数量视线观测条件下导航算法的可观度和可观性。
This paper presents a new concept of linear dependent loop on the analysis of the linear relations of meter vectors to resolve the problems of power system observability systematically.
在分析测量向量间线性相关的基础上提出了线性相关环的概念;