Criminal justice professionals who work in the field of DNA analysis know that a backlog of convicted offender samples exists in our nation's laboratories. It takes a long time to analyze a DNA sample of a convicted offender. Two forensic analysts must visually review the sample and apply a set of standard operating procedures that can have many sets of rules. The procedures can be difficult to apply consistently. After the review is complete, the data must be entered into the national database.
Completing all the steps quickly is a formidable challenge.
New software programs called "expert systems" are helping increase the speed of the review process. Expert systems capture all possible circumstances that experts encounter when they do their jobs and dictate what the appropriate responses should be. For forensic analysts, expert systems not only allow them to get consistent, accurate results more quickly, they also help them review and upload many DNA profiles into the national database faster
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http://www.ojp.usdoj.gov/nij/journals/260/expert-systems.htm
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