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A Polygraph is a duplicating device that produces a copy of a piece of writing simultaneously with the creation of the original, using pens and ink. Patented by John Isaac Hawkins on May 17, 1803, it was most famously used by the third U.S. president, Thomas Jefferson , who acquired his first polygraph in 1804 and later suggested improvements ...
The International Ink Library and its Digital Ink Library are an FBI forensic database of inks. It is used to identify writing instruments, makes, models, ink types, and document authenticity. [ 1 ] It contains over 15,000 samples of pen, marker, and printer inks dating from the 1920s.
The process of obtaining the prints by way of LiveScan employs rolling prints or placing flat impressions onto a glass platen above a camera unit. The process of obtaining prints by placing a ten-print card (prints taken using ink) onto a flatbed or high-speed scanner is called CardScan (or occasionally DeadScan). In addition to these devices ...
Fingerprint identification, known as dactyloscopy, [30] ridgeology, [31] or hand print identification, is the process of comparing two instances of friction ridge skin impressions (see minutiae), from human fingers or toes, or even the palm of the hand or sole of the foot, to determine whether these impressions could have come from the same ...
Automated fingerprint verification is a closely related technique used in applications such as attendance and access control systems. On a technical level, verification systems verify a claimed identity (a user might claim to be John by presenting his PIN or ID card and verify his identity using his fingerprint), whereas identification systems ...
Class on the Bertillon system in France in 1911. Class on the Bertillon system in France in 1911. Alphonse Bertillon (French: [bɛʁtijɔ̃]; 22 April 1853 – 13 February 1914) was a French police officer and biometrics researcher who applied the anthropological technique of anthropometry to law enforcement creating an identification system based on physical measurements.
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