一种基于航迹信息的状态预测新方法

来源 :第十八届中国科协年会 | 被引量 : 0次 | 上传用户:hufei1984
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针对在融合处理时需要将融合中心维护的系统航迹与上报的报告或观测进行时间对准,也即是将系统航迹的状态外推至报告或观测时刻,本文提出一种基于航迹信息的状态预测方法:首先利用到当前时间系统航迹获取的的航向、速度信息采用衰减记忆的方法实时估计目标转弯角速度、切向加速度和转弯半径;然后利用估算的转弯半径以及当前系统航迹的位置构建目标平面转弯运动模型;最后根据构建的转弯模型以及可能的目标运动假设计算预测时刻目标位置.
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