surf特征

      #!/usr/bin/env python
      # -*- coding: utf-8 -*-
      import cv2
      import numpy as np
      img = cv2.imread('00001.jpg')
      img = cv2.GaussianBlur(img, (5, 5), 0)
      gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
      sift = cv2.xfeatures2d.SURF_create()
      # 找出关键点
      kp = sift.detect(gray, None)
      # 对关键点进行绘图
      ret = cv2.drawKeypoints(gray, kp, img)
      cv2.imshow('ret', ret)
      cv2.waitKey(0)
      cv2.destroyAllWindows()
  
 

文章来源: blog.csdn.net，作者：网奇，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/jacke121/article/details/96466421