"After snapping images with both a front view and side view, the app uses artificial intelligence to create a 3D digital model of the user's body in under 10 seconds. Next to this image, over 50 size measurements are displayed, including everything from knee girth to shoulder slope."
This installation by Tesco, a market in South Korea actually puts a virtual store in unexpected places (like subway stations), and lets people shop with their phones. Effective? The move increased online sales by 133%, and made their chain the #1 online seller in Korea.