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中文核心期刊

水下目标中断航迹关联接续算法

Underwater target interrupted track association and connection algorithm

  • 摘要: 针对多节点声呐探测系统对海上目标跟踪中出现的目标跟踪不连续、对同一目标赋予多个批号从而导致跟踪系统虚警目标数高的问题, 提出了一种联合支持向量机和生成对抗网络的中断航迹关联接续算法。利用中断前后目标航迹的声学特征的相关性, 使用支持向量机将时空不重叠跟踪航迹建立关联关系后, 使用生成对抗网络将形成关联关系的航迹集接续, 同时建立反馈机制, 将完整航迹同步置入训练集, 以提高算法对应用环境的适应性。仿真和实测数据处理结果表明, 该方法能够通过目标声学特征进行航迹关联, 并对中断航迹做接续跟踪, 关联正确率达到80%以上, 有效降低了目标跟踪虚警数, 可用于海上大范围声学目标监测。

     

    Abstract: In order to solve the problem of discontinuity of target tracking and large number of false alarm targets given to the same target by multi-node sonar system, a joint SVM-GAN algorithm for interrupted track association connection is proposed. Based on the correlation of acoustic features of the target track before and after the interruption, support vector machine (SVM) is used to establish the association relationship among the spatio-temporal non-overlapping tracking tracks, and the generative adversarial network (GAN) is used to continue the track set which is formed the association relationship. Meanwhile, a feedback mechanism is established to synchronically place the complete track into the training set to improve the adaptability of the algorithm to the application environment. The simulation and measured data processing results show that the proposed method can correlate the track with the acoustic characteristics of the target and track the interrupted track continuously. The correlation accuracy is more than 80%, and the number of false alarms is effectively reduced. It can be used for large range acoustic target monitoring at sea.

     

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