# 降噪

## **概览**

去噪滤镜减少地形中的噪点。根据其所处理的级别步骤，这可能影响较大或较小尺度的噪声。

## **参数**

<table><thead><tr><th width="179.699951171875">属性</th><th>描述</th></tr></thead><tbody><tr><td><strong>偏差</strong></td><td>偏差控制用于检测噪声的尺度。</td></tr><tr><td><strong>阈值</strong></td><td>在阈值参数下检测为噪声的所有内容都将被平滑，允许你控制将被平滑的噪声量。</td></tr><tr><td><strong>半径</strong></td><td>参与平滑操作的像素数量。</td></tr></tbody></table>

## **结果**

<div><figure><img src="/files/5d39f3aee2017ed2fd95e5f2353c1a58e40a210b" alt=""><figcaption></figcaption></figure> <figure><img src="/files/8e61818843eb1b15593559acc36699719d0c62f8" alt=""><figcaption></figcaption></figure></div>


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