近20本opencv3电子书，大部分是英文的！Machine Learning for OpenCV - 2017.pdf/OpenCV 3.x with Python By Example 2nd 2018.pdf/Computer Vision with OpenCV 3 and Qt5 - 2018.pdf/Learning OpenCV 3-2017.pdf/Pro Processing for Images and Computer Vision with OpenCV - 2017.pdf还有很多不一一列举了，都是网上找的，整理了下,总共600M！