For the INS/GPS error model, if the velocity errors can be measured by the information of the GPS, the observable degree of the vertical platform angle error become great enough to estimate the misalignments, when the aircraft have horizontal acceleration.
对于惯导系统的误差模型，如果有速度误差观测，只有在有水平过载的情况下，方位角误差的可观测度才比较大。
参考来源 - 机载武器INS/GPS组合导航系统动基座初始对准方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The method of analyzing the observable degree of the state variable has been introduced by means of the singular value decomposition (SVD) of the observable matrix of a dynamic system.
介绍了基于动态系统可观测性矩阵奇异值分解的状态变量可观测度的分析方法。
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。
In this paper, a concept of the degree of observable redundancy is proposed.
本文提出了状态完全可观冗余度的概念。
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