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自适应中值滤波在云雷达数据预处理的应用

王德旺 王改利

激光技术2012,Vol.36Issue(2):221-224,4.
激光技术2012,Vol.36Issue(2):221-224,4.DOI:10.3969/j.issn.1001-3806.2012.02.019

自适应中值滤波在云雷达数据预处理的应用

Application of adaptive median filtering in cloud Doppler radar data pre-processing

王德旺 1王改利2

作者信息

  • 1. 中国气象科学研究院灾害天气国家重点实验室,北京100081
  • 2. 成都信息工程学院电子工程学院,成都610225
  • 折叠

摘要

Abstract

In order to deal with the pollution caused by the noises embodied in the millimeter-wave radar data, and remove the noises from the data, a so-called method, adaptive median filtering, was adopted to get the true atmospheric cloud information data detected by a millimeter radar by means of theoretical analysis and experimental demonstration. The result shows compared with traditional median filtering, this kind of method displays more excellent capability filtering, and it not only can deal with the noises in the radar data, but also persist the partial details of the radar data.

关键词

激光技术/信号处理/毫米波雷达/散点噪声/自适应滤波

Key words

laser technique/ signal processing/ millimeter-wave radar/ splatter noise/ adaptive median filter

分类

信息技术与安全科学

引用本文复制引用

王德旺,王改利..自适应中值滤波在云雷达数据预处理的应用[J].激光技术,2012,36(2):221-224,4.

基金项目

国家自然科学基金资助项目(40975014) (40975014)

激光技术

OA北大核心CSCDCSTPCD

1001-3806

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