Name

adaptive_mask - create a mask from a given image. The mask will have values one, zero, with Gaussian smooth transition between two regions.

Usage

mask = adaptive_mask(input, nsigma = 1.0)

Input

input

input image

nsigma

value for initial thresholding of the image. Pixels above avergae + nsgima*sigma will be set to one.

Output

mask

The mask will have values one, zero, with Gaussian smooth transition between two regions.

Method

Please consult the python code.

Author / Maintainer

Pawel A. Penczek

Keywords

category 1

SEGMENTATION

category 2

ADAPTIVE

category 3

MORPHOLOGY

Files

morphology.py

Maturity

stable

works for most people, has been tested; results vary.

Bugs

None. It is perfect.