# Commission Implementing Decision (EU) 2019/329 of 25 February 2019 laying down the specifications for the quality, resolution and use of fingerprints and facial image for biometric verification and identification in the Entry/Exit System (EES), Division: Fingerprint images

Extent: E+W+S+N.I.

The compression algorithm to be used shall follow the NIST recommendations. As a result, the fingerprint data with a resolution of 500 ppi shall be compressed using the WSQ algorithm (ISO/IEC 19794) while 1 000 ppi fingerprint data shall use the JPEG 2000 image compression standard (ISO/IEC 15444-1) and coding system. The target compression ratio is 15:1.

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Source: https://www.legislation.gov.uk/eudn/2019/329/annex/division/3/division/3.1/division/3.1.3/division/1 (the official version)
Page: https://openlegislation.uk/eu-decision-2019-329/annex/division-3/division-3.1/division-3.1.3/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.