Fingerprint Analysis Basics

Front

Fingerprint Analysis

Back

Study of unique patterns on fingertips

Front

Ridge Patterns

Back

Loops, whorls, arches

Front

Loop Pattern

Back

60-65% of fingerprints

Front

Whorl Pattern

Back

30-35% of fingerprints

Front

Arch Pattern

Back

5% of fingerprints

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Minutiae

Back

Ridge endings, bifurcations

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Latent Prints

Back

Invisible prints, need processing

Front

Patent Prints

Back

Visible prints, left by substances

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Plastic Prints

Back

Impressions in soft materials

Front

AFIS

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Automated Fingerprint Identification System