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GB/T 35678-2017: Public security -- Face recognition application -- Technical requirements for face images
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 35678-2017 | English | 279 |
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Public security -- Face recognition application -- Technical requirements for face images
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GB/T 35678-2017
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Basic data | Standard ID | GB/T 35678-2017 (GB/T35678-2017) | | Description (Translated English) | Public security -- Face recognition application -- Technical requirements for face images | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A91 | | Classification of International Standard | 13.310 | | Word Count Estimation | 14,166 | | Date of Issue | 2017-12-29 | | Date of Implementation | 2018-07-01 | | Regulation (derived from) | National Standard Announcement 2017 No. 32 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | GB/T 35678-2017: Public security -- Face recognition application -- Technical requirements for face images
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Public security-Face recognition application-Technical requirements for face images
ICS 13.310
A91
National Standards of People's Republic of China
Public safety face recognition applications
Image technical requirements
2017-12-29 Posted
2018-07-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed by the Ministry of Public Security of the People's Republic of China.
This standard by the National Security Alarm System Standardization Technical Committee (SAC/TC100) centralized.
This standard was drafted unit. The First Institute of Ministry of Public Security, Guangzhou Pixel Data Technology Co., Ltd., Beijing Kuangsheng Technology Co., Ltd.
Division, Beijing Haixin Branch High Technology Co., Ltd., Beijing Shang Tang Technology Development Co., Ltd., Ningbo Yongfa Intelligent Security Technology Co., Ltd.
the company.
The main drafters of this standard. Tian Qiang, Tian Qing, Wangen training, Yao Ruoguang, Zhang Xin, Wang Xianliang, Zhang Guoqing, Cao Zhongwei.
Public safety face recognition applications
Image technical requirements
1 Scope
This standard specifies the public security face recognition applications face image technology requirements.
This standard applies to face recognition applications in public safety face image acquisition, detection and storage, face recognition applications in other areas
Can refer to the use of this standard.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 893-2010 Security biometric application terminology
3 Terms and definitions
GA/T 893-2010 defined and the following terms and definitions apply to this document.
3.1
The distance between the two eyes spacebetweentwoeyes
The distance between centers of two eyes, expressed in number of pixels, in a face image.
3.2
Grayscale imagegray
The process of converting a color image into a grayscale image.
3.3
Gesture pose
Human face relative to the collection equipment in the perspective of three-dimensional space, human face three-dimensional coordinate system using right-handed Cartesian coordinate system, shown in Figure 1. in
In a fully faceted image, the origin of the three-dimensional coordinate system is the tip of the nose. Pitch angle (P), horizontal rotation angle (Y) and tilt angle (R)
Respectively refers to the human face relative to the space three axes of rotation angle. The pitch angle rotates around the x-axis and the clockwise rotation to the x-axis
Counterclockwise to the negative x-axis; horizontal rotation around the y-axis, clockwise to the y-axis positive, counterclockwise to y
Shaft negative direction; tilt angle around the z-axis rotation, clockwise rotation for the positive z-axis, anti-clockwise rotation for the negative z-axis.
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