“Facebook just expanded 3D photo posting to phones that don’t actually capture depth data. Using the magic of machine learning (i.e. artificial intelligence), Facebook taught a neural network how to “infer 3D structures from 2D photos,” even if those photos were taken with a single lens camera.
The announcement was made moments ago on the Facebook AI blog, where the company’s engineers went into depth on how exactly they pulled this off.”
https://petapixel.com/2020/02/28/facebook-now-lets-you-turn-any-2d-photo-into-a-3d-image-using-ai/