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Commit 47f53b67 authored by JR Heard's avatar JR Heard Committed by GitHub
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fix a typo in the canny docs

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doc/tutorials/imgproc/imgtrans/canny_detector/canny_detector.markdown
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...@@ -12,7 +12,7 @@ Theory ...@@ -12,7 +12,7 @@ Theory
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The *Canny Edge detector* was developed by John F. Canny in 1986. Also known to many as the 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. - **Low error rate:** Meaning a good detection of only existent edges.
- **Good localization:** The distance between edge pixels detected and real edge pixels have - **Good localization:** The distance between edge pixels detected and real edge pixels have
to be minimized. to be minimized.
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