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GB/T 41988-2022: Public security - Iris recognition applications - Technical requirements for iris images
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Public security - Iris recognition applications - Technical requirements for iris images
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GB/T 41988-2022
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Basic data | Standard ID | GB/T 41988-2022 (GB/T41988-2022) | | Description (Translated English) | Public security - Iris recognition applications - Technical requirements for iris images | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A91 | | Classification of International Standard | 13.310 | | Word Count Estimation | 18,195 | | Date of Issue | 2022-10-14 | | Date of Implementation | 2023-05-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 41988-2022: Public security - Iris recognition applications - Technical requirements for iris images
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Public security -- Iris recognition applications -- Technical requirements for iris images
ICS 13.310
CCSA91
National Standards of People's Republic of China
Public Safety Iris Recognition Applications
Image technical requirements
Published on 2022-10-12
2023-05-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration
directory
Preface I
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Symbols and Abbreviations 2
5 Technical requirements 2
6 Example iris image 6
Appendix A (Informative) Methods for Estimating Eye Inclination, Gaze Elevation and Gaze Azimuth 7
Appendix B (Informative) Example iris image 9
Reference 15
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
drafted.
Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by the Ministry of Public Security of the People's Republic of China.
This document is under the jurisdiction of the National Standardization Technical Committee of Security Alarm System (SAC/TC100).
This document is drafted by. Tianjin Zhongke Hongxing Technology Co., Ltd., Institute of Automation, Chinese Academy of Sciences, Beijing Zhongke Hongba Technology Co., Ltd.
Company, the First Research Institute of the Ministry of Public Security, Beijing University of Posts and Telecommunications, Beijing Eyes Intelligent Technology Co., Ltd., the Third Research Institute of the Ministry of Public Security, Tianjin Zhongkezhi
Able to identify a limited company.
The main drafters of this document. Li Haiqing, Hou Guangqi, Wang Yunlong, Sun Zhanan, Li Xingguang, He Zhaofeng, Liu Jing, Hou Hongchuan, Zhang Xinhui, Zhang Hui,
Li Wenjie, Yang Chunlin, Liu Chaopeng, You Hanxu, Zhang Kunbo.
Public Safety Iris Recognition Applications
Image technical requirements
1 Scope
This document specifies the technical requirements for iris images in public safety iris recognition applications.
This document applies to the collection, storage and identification of iris images in public safety iris recognition applications.
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations
documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to
this document.
GB/T 41786-2022 Terms of Biometric Identification in Public Safety
3 Terms and Definitions
The terms and definitions defined in GB/T 41786-2022 and the following apply to this document.
3.1
iriscenter
The position of the circle center to fit the outer boundary of the iris with the circle model.
3.2
iris radius irisradius
The radius of the circle that fits the outer boundary of the iris with the circle model.
Example. see Figure 1.
3.3
pupil center
The position of the circle center to fit the inner boundary of the iris with the circle model.
3.4
pupil radius
The radius of the circle that fits the inner boundary of the iris with the circle model.
Example. see Figure 1.
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