I've been pulling faces at the computer again

In an episode of the Big Bang Theory, Sheldon beta tests a MIT invention to help him detect emotions.

Could I out do the fictional MIT and make a better version?

I tried.

You can play with it at emotion-detection-automation.herokuapp.com

emotion detection demo

You point the camera at a face and press the big red button.

To make it I used:

Thank you to Amy for drawing the pictures and helping me choose emotionally appropriate colours.

How many emotions can you make it find?