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Forensic sciences - General technical specifications for gait capture
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Basic data
| Standard ID | GA/T 2185-2024 (GA/T2185-2024) |
| Description (Translated English) | Forensic sciences - General technical specifications for gait capture |
| Sector / Industry | Public Security (Police) Industry Standard (Recommended) |
| Classification of Chinese Standard | A92 |
| Classification of International Standard | 07.140 |
| Word Count Estimation | 14,197 |
| Date of Issue | 2024-11-29 |
| Date of Implementation | 2025-05-01 |
| Issuing agency(ies) | Ministry of Public Security |
GA/T 2185-2024: Forensic sciences - General technical specifications for gait capture
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 07.140
CCSA92
Public Security Industry Standard of the People's Republic of China
General technical specifications for forensic gait information collection
Released on 2024-11-29
2025-05-01 Implementation
The Ministry of Public Security of the People's Republic of China issued
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 for standardization documents"
Drafting.
Please note that some of the contents of this document may involve patents.
The institution does not bear responsibility for identifying patents.
This document was submitted by the Criminal Investigation Bureau of the Ministry of Public Security.
This document is under the jurisdiction of the National Technical Committee on Criminal Technology Standardization (SAC/TC179).
This document was drafted by. Public Security Bureau Identification Center, Ministry of Public Security Criminal Investigation Bureau, Galaxy Water Drop Technology (Jiangsu) Co., Ltd., Hangzhou Public Security Bureau
Bureau, Bijie Municipal Public Security Bureau, and Guiyang Municipal Public Security Bureau.
The main drafters of this document are. Ye Fangjian, Jiang Xuemei, Dou Xiuchao, Qi Yulai, Liu Guanhua, Jin Yifeng, Huang Yongzhen, Cui Jia, Lin Min, Wang Guodong,
Li Zhong, Liu Qiyun, Zhang Dianwei, Cao Chunshui, Zhang Zhijun, Li Qiang, Li Xiang, Yun Mengzhou, Zhang Song, and Li Mingchao.
General technical specifications for forensic gait information collection
1 Scope
This document specifies the collection process and technical requirements for gait information.
This document is applicable to the non-contact, active cooperation-based gait information collection of the subjects by public security organs.
2 Normative references
The contents of the following documents constitute essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GA/T 1974-2021 Technical Specification for Video Collection of Persons Involved in Criminal Cases
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Gait
The natural walking posture of the human body reflects the changing patterns of body shape in time and space when walking.
3.2
Gait sample gaitsample
A human gait video or image sequence obtained by collection, preprocessing, etc.
[Source. GB/T 41773-2022, 3.2, modified]
Example. A schematic diagram of a gait sample is shown in Figure 1.
Figure 1 Schematic diagram of gait samples
3.3
gait silhouette
Image sequence of gait samples after segmentation.
Example. See Figure 2 for a silhouette diagram.
Figure 2 Schematic diagram of gait silhouette
...