opencv_traincascade.exe -data ../cascade -vec ../pos/sample_pos.vec -bg sample_negative.dat -numPos 4220 -numNeg 8479 -featureType HAAR -w 24 -h 24 -numStages 12 -maxFalseAlarmRate 0.1 -minHitRate 0.9999 -mode BASIC -precalcValbufSize 200 -precalcdxBufSize 1000
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