User scans QR code, fills survey, vending machine releases a reward gift.
IC card → borrow & return books directly at the vending machine.
Show staff pass, use credits to purchase items from the machine.
"Mop the cloud" game: detect human pose, calculate movement, convert to muscle activation.
Interactive game that asks user to perform oral movements for muscle training.
Recognize the user's face and complete the vending machine purchase.