prewitt-v

prewitt_v

skimage.filters.prewitt_v(image, mask=None) [source]

Find the vertical edges of an image using the Prewitt transform.

Parameters:

image : 2-D array

Image to process.

mask : 2-D array, optional

An optional mask to limit the application to a certain area. Note that pixels surrounding masked regions are also masked to prevent masked regions from affecting the result.

Returns:

output : 2-D array

The Prewitt edge map.

Notes

We use the following kernel:

1   0  -1
1   0  -1
1   0  -1
doc_scikit_image
2017-01-12 17:22:52
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