Biometrics :: essays research papers

Biometrics     Biometrics is a branch of biology that studies biological phenomena and observations by means of statistical abbreviation (Dictionary.com WordNet 2.0, 2003 Princeton University). In other words Biometrics is the study of the human trunk natural identification, now a days corporations use biometrics quite of a simple code. Also police and other federal and widely distributed associations use biometrics to stop criminals and to keep track of where criminals are and who they re bothy are. Biometrics has been around for hundreds upon hundreds of years, from when the Chinese first utilise it to mark children with footprints, to the more advanced salinity recognition that has been developed for today. The use of Biometrics and the technologies that subscribe come from it has made security much more advanced, but its getting to the point that maybe even the technology of Biometrics is intrude our privacy.     One of the first known cases of humans using biometrics to identify one a nonher was by early Chinese merchants. Joao Barros, wrote that the Chinese merchants apply the first noted form of biometrics by stamping childrens care and footprints on paper with ink. By doing this, the Chinese solved a authority to tell apart young children from one another. This is one of the earlier of not the first noted case of the use of Biometrics it is still used today when children are born.Though biometrics has been used by means ofout the human race it never became a popular practice until a man named Alphonse Bertillion indomitable to fix the problem of identifying convicted criminals. The problem with identifying criminals that were captured again was that the criminals often gave different aliases to each one time they were arrested. This would keep them from receiving the larger sentence for being a repetition offender. He realized that even if a criminal changed his name, cut his sensory hair or pu t on weight, certain elements of the body wouldnt change. This guide him to form a method of measuring the more noticeable split of a persons body, the parts of the body that never changed during their keep such as the size of the skull or the length of their fingers. This system was called anthropometrical signalment and was very basic in its accomplishment. Whenever a person was arrested they were sent through a series of tests that recorded the length and distinguishable marks of their bodies. This was all recorded on a card and filed away in groups with quasi(prenominal) test results.