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opencv+python 霍夫圆检测原理

参考文章:https://blog.csdn.net/dcrmg/article/details/52506538 https://blog.csdn.net/zhaocj/article/deta ...

Wed Dec 12 21:15:00 CST 2018 0 3591
python+opencv 彩色图转灰度图原理

任何颜色都有红、绿、蓝三原色组成,某点的颜色为RGB(R,G,B),那么,我们可以通过下面几种方法,将其转换为灰度:   1.浮点算法:Gray=R*0.3+G*0.59+B*0.11   2.整数方 ...

Fri Nov 30 00:10:00 CST 2018 0 2805
python+opencv 二值化

算法核心:找阈值!!! 参考文章:http://www.cnblogs.com/ssyfj/p/9272615.html#二全局阈值使用thresh_triangle三角形算法 https://w ...

Thu Dec 06 07:26:00 CST 2018 0 2210
OpenCV_连通区域分析2 代码实现

参考博客:https://www.jianshu.com/p/a9cc11af270c 1.connectedComponents 用法: ret, labels = cv2.connected ...

Sat Dec 15 03:21:00 CST 2018 0 1283
opencv+python 透视变换

# -*- coding:utf-8 -*- import cv2 import numpy as np def rad(x): return x * np.pi / 180 def ...

Fri Feb 15 21:42:00 CST 2019 0 945
python+opencv 验证码识别

参考博客:https://blog.csdn.net/wang_hugh/article/details/80760940 环境配置: pip install Image 解决错误: ...

Sat Dec 15 07:20:00 CST 2018 0 1024

 
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