A realtor sends a prospective homebuyer a blurry photograph of a house taken from across the street. The homebuyer can compare it to the real thing—look at the picture, then look at the real house—and see that the bay window is actually two windows close together, the flowers out front are plastic and what looked like a door is actually a hole in the wall.
Click here for original story, New computational method validates images without ‘ground truth’
Source: Phys.org