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| Properties of evidence that can be associated only with a group and never with a single source. |
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| The process of ascertaining whether two or more objects have a common origin. |
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| The process of determining a substance's physical or chemical identity. Drug analysis, species determination, and explosive residue analysis are typical examples of this under-taking in a forensic setting. |
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| Individual Characteristics |
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Definition
| Properties of evidence that can be attributed to a common source with an extremely high degree of certainty. |
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| Multiplying together the frequencies of independently occurring genetic markers to obtain an overall frequency of occurrence for a genetic profile. |
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| Subjects a suspect specimen and a standard/reference specimen to the same tests and examinations to determine the their origin. |
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| The frequency of occurrence of an event. |
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| Integrated Automated Fingerprint Identification System: a national fingerprint & criminal history database maintained by the FBI. |
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| Combined DNA Index System: Enables federal, state, and local crime laboratories to electronically exchange and compare DNA profiles. |
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| National Integrated Ballistics Information Network: Allows firearm analysts to acquire, digitize, and compare markings made by a firearm on bullets and cartridge casings. |
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| Internation Forensics Automotive Paint Data Query: Database that contains chemical and color information pertaining to original automotive paints. |
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| Shoeprint Image Capture and Retrievel: Database for shoeprints. |
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Definition
| Method used to support a likely sequence of events by the observation and evaluation of physical evidence, as well as statements made by those involved with the incident. |
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