Interesting People mailing list archives

IP: some early biometrics history


From: David Farber <dave () farber net>
Date: Wed, 23 Jan 2002 17:47:18 -0500


From: "Paulius Micikevicius" <pmicikev () cs ucf edu>
To: <farber () dsl cis upenn edu>


Professor Farber,

the subscribers of your Interesting People list may find the following snippet of "early biometrics" history interesting in the light of recent discussions on biometrics, sparked by a copy of Dorothy Denning's article.

In the early days of criminology the detectives were faced with a problem of identifying criminals who already had an arrest history. Until late 1800s identification largely relied upon "photographic memory." This was changed in 1883 when Alphonse Bertillon, a clerk in the Paris police prefecture, introduced physical-measurement system (which came to bear his name: bertillonage). Bertillon based his system on the claim that measurement of adult bones does not change throughout life. Measurements in his system included: height, length, and breadth of the head, the length of different fingers, the length of forearms, etc (Bertillon estimated that the odds of duplicate records were 286,435,456 to 1 if 14 traits were used). He also introduced a cataloguing system, which enabled filing/checking records quite quickly. The system was a success and was used world-wide until 1903, when two identical (within the tolerances) measurements were obtained for two different persons at the Fort Leavenworth prison. The prison switched to finger printing the following day and the rest of the world followed abandoning bertillonage. Today some airports are experimenting with face-scanning to identify suspected terrorists. I wonder if the accuracy of these techniques is high enough to avoid frequent misidentifications (caused by either poor experiment conditions or look-alikes).

Sincerely,

Paulius Micikevicius (<mailto:pmicikev () cs ucf edu>pmicikev () cs ucf edu)
School of Computer Science
University of Central Florida

P.S. The interested readers can find more details on bertillonage and the incident at Fort Leavenworth in the book by Jurgen Thorwald titled "The Century of the Detective." It is long out of print but I was able to easily obtain a copy from Barnes & Noble online (I'm certain many libraries will have a copy too).

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