Merge pull request #7763 from jrheard:patch-1

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Vadim Pisarevsky 2016-12-01 18:04:55 +00:00
commit 4f7453be86

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@ -12,7 +12,7 @@ Theory
------
The *Canny Edge detector* was developed by John F. Canny in 1986. Also known to many as the
*optimal detector*, Canny algorithm aims to satisfy three main criteria:
*optimal detector*, the Canny algorithm aims to satisfy three main criteria:
- **Low error rate:** Meaning a good detection of only existent edges.
- **Good localization:** The distance between edge pixels detected and real edge pixels have
to be minimized.