| 基于相关分析的船舶轴频电场实时检测算法 |
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| 引用本文： | 胡鹏,龚沈光,胡英娣. 基于相关分析的船舶轴频电场实时检测算法[J]. 探测与控制学报, 2011, 0(5): 59-63 |
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| 作者姓名： | 胡鹏 龚沈光 胡英娣 |
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| 作者单位： | 海军工程大学兵器工程系; |
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| 基金项目： | 水中军用目标特性国防重点实验室基金项目资助(5144407105JB11) |
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| 摘 要： | 针对现有船舶轴频电场检测算法计算量大等问题,提出一种基于相关分析的船舶轴频电场实时检测算法。该算法利用海洋环境电场和船舶轴频电场水平两分量的相关性差异,提取检测电场信号水平两分量的相关系数为特征,采用滑动检测方法对船舶轴频电场信号进行实时检测。实测数据的验证结果表明:该算法在高信噪比和低信噪比情况下均能较好地检测到目标信号,且不会出现虚警,可用于引信对目标的检测。
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| 关 键 词： | 船舶轴频电场 实时检测 相关系数 滑动检测 |
Ship Shaft-rate Electric Field Signal Real-time Detection Algorithm Based on Correlation Analysis |
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| HU Peng,GONG Shenguang,HU Yingdi. Ship Shaft-rate Electric Field Signal Real-time Detection Algorithm Based on Correlation Analysis[J]. Journal of Detection & Control, 2011, 0(5): 59-63 |
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| Authors: | HU Peng GONG Shenguang HU Yingdi |
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| Affiliation: | HU Peng,GONG Shenguang,HU Yingdi(Department of Weaponry Engineering,Naval University of Engineering,Wuhan 430033,China) |
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| Abstract: | To solve the problem of huge calculation of the existing algorithms,a realtime detection algorithm for ship shaftrate electric field signal based on correlation analysis was put forward according to the difference between correlation of the two horizontal components of both ocean environmental electric field and ship shaftrate electric field.The two horizontal components correlation coefficient of detecting signals was extracted as eigenvalue and sliding detection method was used in this algorithm.The actua... |
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| Keywords: | ship shaft-rate electric field real-time detection correlation coefficient sliding detection |
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