Pyimagesearch.com

keras
http://www.pyimagesearch.com/2016/08/10/imagenet-classification-with-python-and-keras/

http://www.pyimagesearch.com/2016/04/18/install-guide-raspberry-pi-3-raspbian-jessie-opencv-3/

face recognition
https://www.pyimagesearch.com/2018/06/18/face-recognition-with-opencv-python-and-deep-learning/

https://www.pyimagesearch.com/2017/04/03/facial-landmarks-dlib-opencv-python/ facial landmarks.

https://github.com/ageitgey/face_recognition

https://github.com/jrosebr1/imutils

links
Dlib library

mkl library