python3 -m venv venv
source venv/bin/activate
pip install -U pip wheel setuptools
pip install -r requirements.txt
source venv/bin/activate
python main.py
face detection using Yunet
face recognition in dataset using facenet tensorflow
assign identifier to face when appearing since 2nd time
determine the number of face occurrences
https://github.com/davidsandberg/facenet
https://docs.opencv.org/4.x/d0/dd4/tutorial_dnn_face.html?msclkid=bbba05a1af3911eca0d1cf4ec0faac6c