We finish with SAR operations.

我们船完成了搜救操作。

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Using hybrid GPS-aided navigation, the unit can support search and rescue (SAR) operations.

采用混合GPS辅助航行，该设备能够支持搜索和救援(SAR)操作。

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Secondly, the binary SAR image is processed by using morphological operations to extract edges of the object and remove smaller areas. Then lines are extracted by Hough transform.

其次，利用形态学运算，对已除去噪声的二值SAR图像进行边缘提取，并对边缘图像进行形态学区域开运算，以去除较小的区域。

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