bundles / skimage 0.26.1rc0.dev0+git20260530.b607368ff / skimage / filters / edges / prewitt_v

function

`skimage.filters.edges:prewitt_v`

source: /dev/scikit-image/src/skimage/filters/edges.py :536

Signature

def prewitt_v ( image , mask = None )

Summary

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

Parameters

image : ndarray of shape (M, N): Image to process.
mask : ndarray of shape (M, N), 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 : ndarray of shape (M, N) and dtype float: The Prewitt edge map.

Notes

We use the following kernel

1/3   0  -1/3
1/3   0  -1/3
1/3   0  -1/3

Aliases

skimage.filters.prewitt_v