GB/T 33767.1-2025 Information technology—Biometric sample quality—Part 1:Framework

Scope

This document establishes the following for any or all types of biometric samples as needed:
a) Terms and definitions used in the standardization and application of quality metrics;
b) The purpose and interpretation of biometric quality scores;
c) The motivation to develop biometric sample datasets for the purpose of standardizing quality scores;
d) The exchange format for quality assessment algorithm results;
e) The aggregation method for quality scores;
f) The evaluation method for the efficiency of quality assessment algorithms.
This document does not include the following:
a) Specifying minimum requirements for sample, module, or system quality scores;
b) Standardizing quality assessment algorithms;
c) Evaluating the utility of biometric samples or references used for manual review.
This document applies to the expression, interpretation, and exchange of biometric sample quality metrics, as well as the evaluation of the efficiency of quality assessment algorithms and the exchange of quality assessment algorithm results, providing guidance for the standardization of various biometric sample qualities.

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