Make: Volume 75

Serial Monitor (Figure

I

) and try out your

gestures. You should see punch and ex followed

by a number between 0 and 1. These numbers

tell you what degree of confidence your model has

in categorizing what you’re doing as one or the

other of your trained gestures, with 0 being low

confidence and 1 being high confidence.

PUNCH ABOVE YOUR WEIGHT

If it’s all working, you should feel very proud of

yourself. You have managed to train and run a

machine learning model on an Arduino board

—an awesome new skill.

These outputs can be used for all sorts of fun

applications. The Arduino team used their model

to type emojis with gestures, but you can use ...