哈尔滨工程大学水声技术重点实验室,黑龙江,哈尔滨,150001
纸质出版:2011
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时洁, 杨德森, 时胜国. 基于组合阵列的水下特征线谱近场定位方法[J]. 电子学报, 2011,39(6):1231-1237.
SHI Jie, YANG De-sen, SHI Sheng-guo. Near-Field Source Localization Algorithm Based on the Combination Array[J]. Acta Electronica Sinica, 2011, 39(6): 1231-1237.
本文提出了一种基于组合阵列的特征线谱定位方法
该方法仅采用均匀声压阵中心配置单只三维矢量水听器的基阵形式
即可完成近场源方位角、俯仰角和距离的三维参数估计
可为近场聚焦以及近场声全息等噪声源定位识别方法提供可靠的先验知识.该方法利用声源的二阶统计量信息
将三维参数估计问题转化为多个一维搜索问题
从而减少了算法的计算量
且算法无需额外的参数配对算法.
A new near-field source parameter estimation method based on the combination array is proposed
which can provide the reliable prior information for the noise sources localization and identification.The form of the array is a uniform pressure sensor array
in whose center there is one three-dimensional vector hydrophone.By utilizing this combination array
the three-dimensional parameters of the near-field sources including the azimuth angle
the elevation angle and the distance can be achieved.This method only uses the second-order statistics information
and transforms the three-dimensional parameter estimation problem into several one-dimensional search problems
so it reduces the computational complexity and does not need additional parameter pairing algorithm.
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