Identification And Identification Of Fingerprints

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Exactly how unique are fingerprints ? Background Fingerprint classification was first introduced by Jan Evangelista Purkinje in 1823 as described in the article Clinics to Dermatology. Fingerprints have since been used in the forensic science world as an accepted tool in criminology and used for the identification of people. Fingerprints was built on the theory that all fingerprints are unique, no two are alike. Thus fingerprints are considered a type of individual evidence, evidence that can pinpoint a specific person Purkinje, a Czech physiologist, divided the lines found in a fingerprint into nine types, each based on their geometric arrangement. Every human being is said to have a different combination of shapes and lines thus making…show more content…
A fingerprint is defined by Mark R Hawthorne in Fingerprints: Analysis and understanding as “the impression or reproduction left on any material by the friction skin of the fingers, Most often we see the impression left by fingertips or the bulb of the finer”(pg.19). Minutiae is a term often used when discussing fingerprints which refers to the major features of a fingerprint, using which comparisons of one print with another can be made. Fingerprint Database When forensic scientists look at fingerprints there is no set number as to exactly how many characteristics of a fingerprints, or it’s minutiae they have to look at. Currently the FBI recommends look at twelve minutiae twelve different sites or points in a print. When a fingerprint is found at a crime scene it is usually first ran the the fingerprint identification system to see it can find any matches. The Integrated Automated Fingerprint Identification System (IAFIS) is a national automated fingerprint identification and criminal history system that is maintained by the Federal Bureau of Investigation or the FBI for short. This system holds the fingerprints of any criminal who has gone through the system, individuals who have served or are currently serving in the US military or government. According the FBI’s web page on IAFIS, “ it is the largest criminal fingerprint database in the world”; It contains
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