I have tried to find the usage of rejectLevels and levelWeights in the documentation but those are non-documented. Why can detectMultiScale() return them? Are they not constant properties of the cascades?
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herohuyongtao
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2Please refer to this [thread] http://stackoverflow.com/questions/23378932/undocumented-grouprectangles-variants-in-opencv – mmain Sep 24 '14 at 21:56
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1Here it is in the OpenCV docs: https://docs.opencv.org/trunk/d1/de5/classcv_1_1CascadeClassifier.html#accf96d130d9f3cf4c58bf445b7861c19 – Oliort UA May 12 '19 at 13:55