Your comments

Yes of course.
Can I ask what frame rate does your face Api achieves on a low end laptop?
Can it measure smile level? I.e. Not just a binary detection
Hi Gil,

The smile level measurement plus face position plus head pose estimation are all useful cues for enriching interaction, All of them can be achieved with computer vision.

On the other hand, trainers can be developed for hospitality jobs.Smiles are much more important than we think.

Oscar