Eye size and pupil shape have been linked to ecosystems – frogs can be tree-living, burrowing, semi-aquatic or terrestrial – but there is no strong validation of iris colour patterns evolving with the ...

The purpose of this study was to investigate the effect of cataract surgery and pupil dilation on iris pattern recognition for personal authentication. Prospective non-comparative cohort study. Images ...

Researchers at the University of Notre Dame have found that iris patterns change over time, potentially posing a problem for biometric scanners. Researchers at the University of Notre Dame have found ...

Using the complex pattern of the iris in a person’s eye is a particularly effective form of biometric authentication. Fujitsu has produced just such an iris authentication system for its latest ...

A simple capability found in most cameras may enable security experts to counter efforts by terrorists and other security threats to spoof iris recognition systems. The new approach focuses on eye ...

The eye has often been thought of as the window into the human soul, and the iris—the ring of colored fibrous tissue controlling the aperture (pupil) at the front of the eye—seen as an external ...

LONDON - Eyes with irides that turn dark from latanoprost (Xalatan, Pharmacia) may show a better intraocular pressure (IOP)-lowering response than other eyes, according to Miguel A. Teus, MD, PhD, an ...