International Standard
ISO/IEC 29794-4
Information technology — Biometric sample quality — Part 4: Finger image data
Reference number
ISO/IEC 29794-4
Edition 2
Under publication
ISO/IEC 29794-4
Final production steps (up to seven weeks).
Will replace ISO/IEC 29794-4:2017


ISO/IEC 29794-4:2017 establishes

- terms and definitions for quantifying finger image quality,

- methods used to quantify the quality of finger images, and

- standardized encoding of finger image quality,

for finger images at 196,85 px/cm spatial sampling rate scanned or captured using optical sensors with capture dimension (width, height) of at least 1,27 cm × 1,651 cm.

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