JOURNAL ARTICLE

多通道光子计数激光雷达信息快速提取技术

Abstract

光子计数激光雷达由于高灵敏度特性使得获取的回波数据存在大量噪声,对数据进行信号鉴别、相关噪声去除是后续进行三维点云数据应用的前提,因此快速提取信号光子具有很大的实际意义。上海技术物理研究所自主研发多通道光子计数激光雷达,对近海面进行数据采集。本实验对局部距离统计去噪算法进行改进,用于预处理后的数据去噪。将改进后算法与改进前算法和两种基于聚类的经典算法进行对比,实验结果表明,所提算法去噪精度为97.80%,运行时间为0.46 s,优于改进前算法和两种基于聚类的算法,满足多通道光子计数激光雷达信息快速提取的实际需求。

Keywords:
Psychology

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2
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0.33
FWCI (Field Weighted Citation Impact)
13
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0.51
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Remote Sensing and LiDAR Applications
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Forest ecology and management
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