GA/T 922.2-2011 in English

1 Scope

This part of GA/T 922 specifies the face image data requirements and facial image record format of the face recognition application for security and protection systems.

This part is applicable to the face image acquisition and storage of face recognition application for security and protection systems as well as the face image data exchange between face recognition applications.

2 Normative References

The following referenced documents are indispensable for the application of this document. For dated reference, only the edition cited applies. For undated references, the latest edition of the normative document (including any amendments) applies.

GB/T 2261.1-2003 Classification and Codes of Basic Personal Information - Part 1: Codes for Sexual Distinction of Human
GB/T 7408-2005 Data Elements and Interchange Formats - Information Interchange - Representation of Dates and Times
GA/T 893-2010 Terms for Biometric Recognition in Security and Protection Systems

3 Terms and Definitions

For the purposes of this document, the terms and definitions given in GA/T 893-2010 and the following apply.

3.1
eye distance
the distance between centers of two eyes in face image, represented in number of pixels

3.2
facial image record
consisting of record header and facial record data

Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Face Image Data Requirements
4.1 Requirements of Face Image Data for Enrollment
4.2 Requirements of Face Image Data to be Recognized
5 Facial Image Record Format
5.1 General Requirements of Record Format
5.2 Record Header
5.3 Facial Record Data
Bibliography