A.增強(qiáng)圖像對(duì)比度B.平滑圖像C.減少噪聲D.增加噪聲
A.cv2.erode()B.cv2.dilate()C.cv2.morphologyEx(cv2.MORPH_OPEN)D.cv2.morphologyEx(cv2.MORPH_CLOSE)
A.cv2.erode()B.cv2.dilate()C.cv2.morphologyEx(cv2.MORPH_CLOSE)D.cv2.morphologyEx(cv2.MORPH_GRADIENT)