Photographs often contain more information than we think (Photo: University of York)
Participants in the study were shown pairs of photographs, one of a corneal reflection, and the other a normal photo. In a) both photos showed the same person, and in b) the two photos showed different people (Photo: University of York)
Study participants who knew only one person in a lineup of six corneal reflections of people were asked if they recognized any of the reflections (Photo: University of York)
The (not-to-scale) arrangement of camera, subject, and lighting used for the Jenkins/Kerr collaboration (Photo: University of York)
The President of the United States in 16 x 20 pixel resolution – a blurred, yet clearer, version appears on the right (Photo: University of York)
This series illustrates the image processing used in the Jenkins/Kerr study. On the left is the raw image from the lead photo, in the middle is the image following bicubic interpolation, and on the right is the middle image following PhotoShop Autocontrast manipulation (Photo: University of York)
The worst has happened. You receive an emailed kidnap demand with a picture of your loved one in dire straits. You contact the authorities, and in a flash (relatively speaking), they have identified the kidnapper and possibly some accomplices, and are well on their way toward recovering the victim. How did this happen? By identifying the faces of the kidnappers caught in the reflection of your loved one's eyes.
Other Images from this Gallery