Which retail AI innovation, first implemented at scale by Amazon in 2018, uses computer vision and deep learning to eliminate checkout lines and revolutionized the in-store shopping experience?

In the rapidly evolving retail landscape, artificial intelligence has transformed how businesses operate and compete. From inventory management to personalized shopping experiences, AI applications have revolutionized the retail industry. This trivia question focuses on a groundbreaking AI retail innovation that changed how major retailers approach their business strategies. Test your knowledge about this significant technological advancement that continues to shape retail operations worldwide.

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Amazon Go's 'Just Walk Out' technology
Walmart's Alphabot automated fulfillment system
Target's 'Magic Mirror' virtual try-on system
Kroger's QueVision predictive checkout management