该文针对无源测向交叉定位系统提出了基于多维指派算法的被动多目标跟踪方案。

A new multitarget tracking method based on multidimensional assignment algorithm is developed for passive DOA systems in the paper.

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可观测性分析是无源定位与跟踪系统的前提和基础，只有满足可观测条件才能对系统进行正确求解。

Observability analysis is the basic and prime task in passive localization and tracking system, for only when the system is observable, it can be determined with unique and definite solution.

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可观测性分析是无源定位与跟踪系统的前提和基础。

Observability analysis is the basis and prime task in a passive location and tracking system.

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