点云滤波去噪示例2025.6.3

以下是一个使用MATLAB实现点云引导滤波（Guided Filter）算法，并与统计滤波（Statistical Outlier Removal）和半径滤波（Radius Outlier Removal）进行效果对比的完整示例。该示例使用茶壶点云数据，添加高斯噪声后，分别应用三种滤波算法并可视化结果。

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%功能：点云引导滤波与其他滤波算法对比
%环境：Win11，Matlab2018a
%Modi: C.S
%时间：2025-6-3 14:53:48
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clear; close all