Overview

ISO/IEC 29197:2015 - Information technology - Evaluation methodology for environmental influence in biometric system performance - defines a generic, reproducible methodology to measure how environmental conditions affect end‑to‑end biometric system performance. The standard specifies how to plan and execute both scenario evaluations (controlled, modelled environments) and operational evaluations (real-world environments), and how to establish baseline performance for meaningful comparisons.

Key topics and technical requirements

Evaluation types
- Scenario evaluations: controlled, reproducible tests based on ISO/IEC 19795‑2 methodologies to simulate target applications and populations.
- Operational evaluations: in-situ testing using a target population, offering realistic but less precisely controlled environmental parameter levels.
Evaluation conditions specification
- Definition and selection of environmental parameters (e.g., temperature, humidity, illumination, noise) and the description of target vs. reference environments.
- Measurement and recording requirements: instruments, data logging and requirements for accuracy and traceability.
Baseline performance
- Procedures to establish a reference performance level to compare the influence of environmental changes.
Biometric evaluation specification
- Test population requirements (size, selection, training), test protocols, acclimatization, levels of effort, and exception handling.
- Data to record, required result calculations, reporting formats and execution sequence (pre-test, test, post-test).
Operational evaluation specifics
- Test period, data recording processes, performance measurements and handling of impostor transactions.
Supplementary materials
- Informative annexes provide suggested values for environmental parameters and test equipment guidance.

Note: the standard does not prescribe which parameters to analyze for a specific biometric modality (see ISO/IEC TR 19795‑3), nor does it cover vulnerability analyses (ISO/IEC 19792), performance classification, or hardware functional effects like corrosion.

Practical applications and who should use it

ISO/IEC 29197:2015 is intended for:

Biometric system developers and vendors evaluating robustness under environmental stress.
System integrators and test labs designing reproducible environmental performance tests.
Procurement teams and system buyers who need evidence of biometric performance in expected operational conditions.
Researchers and standards bodies performing comparative studies of modality resilience.

Use cases include testing fingerprint, face, iris or voice systems to quantify performance degradation under varying temperature, humidity, lighting, or acoustic conditions, and to validate system suitability for targeted deployment environments.

Related standards

ISO/IEC 19795 series (biometric performance testing methodologies)
ISO/IEC TR 19795‑3 (environmental parameter guidance per modality)
ISO/IEC 19792 (biometric system vulnerability analysis)

Keywords: ISO/IEC 29197:2015, biometric system performance, environmental influence, evaluation methodology, scenario evaluations, operational evaluations, test protocols, environmental parameters, baseline performance.

Overview

Key topics and technical requirements

Evaluation types
- Scenario evaluations: controlled, reproducible tests based on ISO/IEC 19795‑2 methodologies to simulate target applications and populations.
- Operational evaluations: in-situ testing using a target population, offering realistic but less precisely controlled environmental parameter levels.
Evaluation conditions specification
- Definition and selection of environmental parameters (e.g., temperature, humidity, illumination, noise) and the description of target vs. reference environments.
- Measurement and recording requirements: instruments, data logging and requirements for accuracy and traceability.
Baseline performance
- Procedures to establish a reference performance level to compare the influence of environmental changes.
Biometric evaluation specification
- Test population requirements (size, selection, training), test protocols, acclimatization, levels of effort, and exception handling.
- Data to record, required result calculations, reporting formats and execution sequence (pre-test, test, post-test).
Operational evaluation specifics
- Test period, data recording processes, performance measurements and handling of impostor transactions.
Supplementary materials
- Informative annexes provide suggested values for environmental parameters and test equipment guidance.

Practical applications and who should use it

ISO/IEC 29197:2015 is intended for:

Biometric system developers and vendors evaluating robustness under environmental stress.
System integrators and test labs designing reproducible environmental performance tests.
Procurement teams and system buyers who need evidence of biometric performance in expected operational conditions.
Researchers and standards bodies performing comparative studies of modality resilience.

Related standards

ISO/IEC 19795 series (biometric performance testing methodologies)
ISO/IEC TR 19795‑3 (environmental parameter guidance per modality)
ISO/IEC 19792 (biometric system vulnerability analysis)

ISO/IEC 29197:2015 PDF

Technical details

Abstract

Overview

Key topics and technical requirements

Practical applications and who should use it

Related standards

Related standards

Abstract

Overview

Key topics and technical requirements

Practical applications and who should use it

Related standards

Related standards

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