scikit-image/scikit-image — pull request #474 by malcolmreynolds (2013-03-19 20:17:30+00:00)
Title: Address issue #471 

Added an eps parameter to prevent problems when regions of the image are at constant intensity, as discussed in https://github.com/scikit-image/scikit-image/issues/471

Unit test included.

(sorry, couldn't find a way to attach this pull request to the previous issue!)