| 瞬时相关积分法及其在线谱检测中的应用 |
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| 引用本文： | 张光普,梁国龙,范展,付进.瞬时相关积分法及其在线谱检测中的应用[J].兵工学报,2011,32(1):69-73. |
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| 作者姓名： | 张光普 梁国龙 范展 付进 |
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| 作者单位： | （哈尔滨工程大学 水声技术重点实验室， 黑龙江 哈尔滨 150001） |
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| 基金项目： | 国家自然科学基金资助项目，高等学校博士学科点专项科研基金，黑龙江省自然科学基金 |
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| 摘 要： | 在Wigner-Vill变换的基础上,推导出一种线谱检测新方法--瞬时相关积分算法.文中阐述了瞬时积分法的基本原理,从理论上分析了在目标高速运动条件下该算法对线谱分量和噪声分量的影响,并且分析了该算法的处理增益,进行了仿真分析和湖上试验验证.试验结果表明瞬时积分相关算法能够有效地消除多普勒影响,消除交叉干扰项,可以广泛...
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| 关 键 词： | 信息处理技术 线谱检测 多普勒 Wigner-Vill变换 |
Instantaneous Correlation Integral Algorithm and Application in the Detection of the Line Spectrum |
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| ZHANG Guang-pu,LIANG Guo-long,FAN Zhan,FU Jin.Instantaneous Correlation Integral Algorithm and Application in the Detection of the Line Spectrum[J].Acta Armamentarii,2011,32(1):69-73. |
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| Authors: | ZHANG Guang-pu LIANG Guo-long FAN Zhan FU Jin |
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| Affiliation: | (Science and Technology on Underwater Acoustic Laboratory, Harbin Engineering University, Harbin, 150001, China) |
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| Abstract: | A new method of the line spectrum detection was derived from the Wigner-Vill transform.The principle of the instantaneous correlation integral algorithm was illustrated.The effect of the algorithm on the line spectrum component and noise component under high speed movement condition was analyzed theoretically.The process gain of the algorithm was analyzed.The results of simulation and lake trial proved that the instantaneous correlation integral algorithm can eliminate the effect of Doppler and the cross-te... |
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| Keywords: | information processing line spectrum detection Doppler Wigner-Vill transform |
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