What technology powers Amazon Go's 'Just Walk Out' checkout-free shopping experience?

Amazon Go stores transformed retail with their 'Just Walk Out' technology, eliminating traditional checkout processes. This innovative approach to retail combines computer vision, sensor fusion, and deep learning to automatically detect when products are taken from or returned to shelves. Test your knowledge about this groundbreaking retail technology advancement that has influenced how other retailers think about frictionless shopping experiences.

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RFID tag scanning on all products
Computer vision, sensor fusion, and deep learning algorithms
Bluetooth beacons that track customer movement
NFC-enabled shopping carts that automatically tally purchases