Computational periscopy with an ordinary digital camera

Computational periscopy with an ordinary digital camera

Computational periscopy with an ordinary digital camera, Published online: 23 January 2019; doi:10.1038/s41586-018-0868-6

A faint penumbra in a photograph of a diffuse surface enables recovery of the position of the object creating the penumbra and an image of the scene behind it.

from A via a.sfakia on Inoreader https://go.nature.com/2sFAftJ