I-24/7

Related terms

AFIS (Automated Fingerprint Identification System)

An automated system that compares a fingerprint query (typically a latent print from a crime scene) against a reference database to identify...

Bozorth3

The NIST open-source fingerprint minutiae matching algorithm distributed as part of the NIST NBIS toolkit. Rotation- and translation-invariant. Serves as the reference...

Cold-Case Hit

An AFIS identification event where a crime scene latent previously returned as no identification (NI) matches against a ten-print record enrolled into...

FBI NGI (Next Generation Identification)

The FBI's biometric repository system, fully operational from 2015, replacing IAFIS. Contains over 175 million ten-print records, 30 million palmprint records, and...

IDENT1

The UK national fingerprint database operated by the Home Office and managed by Idemia. Holds approximately 10 million ten-print records and a...

NAFIS (National Automated Fingerprint Identification System, India)

The NCRB-operated national fingerprint database deployed from 2022, integrating criminal fingerprint records across all 28 state FSLs, 5 CFSLs, and state police...

NIST ELFT-EFS (2012)

The NIST Evaluation of Latent Fingerprint Technologies: Extended Feature Sets, a large-scale evaluation of both automated AFIS algorithms and human examiner performance....

Similarity Score

The numerical output of an AFIS matching algorithm indicating the degree of minutiae correspondence between a query and a candidate. Higher scores...

UIDAI Aadhaar Biometric Repository

The UIDAI's central biometric store containing ten-print and iris records for over 1.37 billion enrolled individuals under the Aadhaar Act 2016. Operates...

Explained in

• AFIS Systems: IAFIS / NGI, NAFIS, Aadhaar, IDENT1 and InterpolInterpol's secure global police communications network connecting 196 member countries. Used by national fingerprint bureaus to submit searches against and rec...