Emotion Detection

  I am using a Raspberry Pi V3 updated to the last version of Raspbian (Stretch), so the best way to have OpenCV installed, is to follow the excellent tutorial developed by Adrian Rosebrock:   Raspbian Stretch: Install OpenCV 3 . I tried several different guides to install OpenCV on my Pi. Adrian’s tutorial is the best. I advise you to do the same, following his guideline step-by-step. Once you finished Adrian’s tutorial, you should have an OpenCV virtual environment ready to run our experiments on your Pi. Let’s go to our virtual environment and confirm that OpenCV 3 is correctly installed. Adrian recommends run the command “source” each time you open up a new terminal to ensure your system variables have been set up correctly. source ~/.profile Next, let’s enter on our virtual environment: workon cv If you see the text (cv) preceding your prompt, then you are in the  cv virtual environment: (cv) pi@raspberry:~$ Adrian calls the attention that the  cv Python virtual...