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public security industry-part265 public security field public security video image analysis system information codes local public security agency specification protocol analysis equipment single use gb/t
GA/T 2000.265-2019 in English

GA/T 2000.265-2019 in English

VALID

Information codes for public security industry-Part265: Codes for characteristics of glasses

  • Issued on:2019-08-28
  • Implemented on:2019-10-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $100.00
$97.00
Standard No: GA/T 2000.265-2019
Document status: VALID
Title in English: Information codes for public security industry-Part265: Codes for characteristics of glasses
Title in Chinese: 公安信息代码 第265部分:佩戴眼镜特征代码
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 2019-08-28
Implemented on: 2019-10-01
Professional Classification: GA-Security
Related Keywords: public security industry-part265
public security field
public security video image analysis system
information codes
local public security agency
Related Topics: public security
ga/t 2000
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Public security standards
wearing for the first time
feature code
Public security information code
Public Security Information Code Part 32
Public security information code
Public Security Information Code Part 22
Public security information code 45
Characteristics of objective lens
Public Security Information 28
Industry standard public security information code
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ga/t1012-2019
ga/t49-2019

本部分规定了佩戴眼镜特征的代码,适用于公安信息化建设以及信息的处理与管理。


Introduction

Standard Background and Technology Evolution

With the popularization of intelligent video analysis systems in the public security field, the standardization demand for glasses features as an important auxiliary factor of biometric identification is becoming increasingly prominent. This standard fills the gap in the accessory feature coding of the existing GA/T 2000 series, and forms a complete appearance feature coding system with GA/T 2000.263 "Hat Feature Code".


Coding Technical Specifications

Code Type Coding Length Extension Mechanism Typical Application Scenarios
Sequence Code 2 Digits 98/99 Reserved Positions Personnel Information Registration
Morphology Classification Code 01-05 Frame Structure Dimension Video Target Inspection
Function Classification Code 06-09 Optical Characteristics Dimension Trajectory Analysis

Key Technology Interpretation

Special Code Application Cases

A local public security agency successfully identified a suspect in disguise by screening the "08 Glasses without Lenses" feature code through the face recognition system. The system decouples the analysis of the glasses frame features from the facial biometrics, increasing the accuracy by 32%.


Implementation Suggestions

  1. Use in conjunction with the GA/T 1400 "Public Security Video Image Analysis System" standard
  2. It is recommended to add a glasses feature multi-select control to the personnel information collection terminal
  3. 98/99 codes must be used in conjunction with the remarks field

Sample only — not a preview of GA/T 2000.265-2019
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