OpenCV3 计算机视觉 Python语言实现 7.2 汽车检测

代码： import cv2 import numpy as np from os.path import join # placeholder path datapath = r"G:\Python_work\face_detect\CarData\TrainImages" def path(cls,i):   return "%s/%s%d.pgm"  % (datapath,cls,i+1)

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