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Congruent Matching Cells (CMC)

An objective, measurement-based metric for cartridge-case comparison developed at NIST, quantifying the fraction of surface topography cells showing high correlation between questioned and known items, complementing subjective visual comparison.

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Related terms

AFTE Theory of IdentificationClass characteristicsCMO designComparison microscopeGreenough designIndividual characteristicsMedullary indexOptical bridgeParfocal stagePCAST 2016Stereo microscope

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