The Laplacian method searches for zero crossings in the second derivative of the image to find edges.

拉普拉斯算子的方法是在图像的二阶导数搜索零交叉来查找边缘。

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The Laplacian method searches for zero crossings in the second derivative of the image to find edges.

拉普拉斯算子的方法是在图像的二阶导数搜索零交叉来查找边缘。

youdao