讨论了飞机离散点航迹误差的修正、插值算法以及时间同步播放控制问题。
The problems of the correction of track error of discrete dot and the emersion control of time synchronization are discussed.
并利用外推的区域性系统误差修正外推航迹，之后进行航迹识别和接力跟踪，生成合成航迹。
The extended track is then modified by the local systematic errors, and then relay tracking algorithm is worked to produce composite track.
针对导航系统精度和数字地图存在误差的情况，通过适当划分搜索空间网格保证了航迹的鲁棒性。
In view of the situation that there are errors in navigation data and digital terrain data, the robustness of reference path is ensured according to choice the cell width of search space properly.
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