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By using the characteristics of target radiation signal extracted by passive radar, the improvement on the traditional JPDA algorithm is done, in which target correlation exact probability is further improved.
利用被动雷达所提取的目标辐射源信号特性，对传统的JPDA算法进行了改进，提高了目标关联正确概率。
参考来源 - 多目标无源跟踪数据融合算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
背景辐射特性研究是目标辐射特性研究的基础。
The study on the target radiation characteristic is base on the study on background radiation characteristic.
这是由于水下目标辐射信号和海洋环境的复杂性、多变性造成的。
This is caused by the complexity of underwater target radiated noise and the variety condition of the sea.
对实测的直升机辐射噪声数据进行了分析，获得了目标辐射噪声谱特性。
By the analysis of the noise data radiated by a helicopter, the noise characteristics of low altitude targets are presented.
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