微波雷达双边滤波云检测新方法的研究

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微波雷达双边滤波云检测新方法的研究

葛觐铭(

),胡晓宇,王晨,董自香,杜佳璟

A Novel Bilateral Filter Hydrometeor Detection Method for Microwave Radar

Jinming Ge(

),Xiaoyu Hu,Chen Wang,Zixiang Dong,Jiajing Du

图1. 双边滤波示意图
（a）二维高斯函数；（b）标记函数，根据实际回波分布对高斯滤波赋值不同权重；（c）由高斯函数和标记函数构建的双边滤波器；i与j是距中心点的雷达距离库位置

Fig.1. Schematic diagram of bilateral filter
(a) Two-dimensional Gaussian function; (b) $δ$ function,assigning different weights to the Gaussian filter according to the actual echo distribution; (c) Bilateral filter,constructed by the Gaussian function and the $δ$ function； i and j are the indexes in the filter window