[Clips] Read two biometrics, get worse results - how it works
Steve Schear
s.schear at comcast.net
Fri Oct 21 13:26:23 EDT 2005
At 08:34 PM 10/19/2005, R.A. Hettinga wrote:
> A regular correspondent (thanks, you know who you are) points us to some
> calculations by John Daugman, originator of the Daugman algorithms for iris
> recognition. These ought to provide disturbing reading for Home Office
> Ministers who casually claim that by using multiple biometrics
> (http://www.theregister.co.uk/2005/10/17/mcnulty_fingers_id_problem/)
> you'll get a better result than by using just the one. Although that may
> seem logical, it turns out that it it isn't, necessarily.
A man with one watch knows what time it is; a man with two watches is never
quite sure.
-- Attributed by Quote Garden to Lee Segall
Steve
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