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GB/T 41784-2022: Information technology - Real-time positioning - Visual positioning system data interface
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GB/T 41784-2022: Information technology - Real-time positioning - Visual positioning system data interface

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Information technology -- Real-time positioning -- Visual positioning system data interface ICS 35.240.15 CCSL70 National Standards of People's Republic of China Information technology real-time positioning Visual Positioning System Data Interface Published on 2022-10-12 2023-05-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration directory Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Abbreviations 2 5 Data interface and calling process 2 5.1 Interface Composition 2 5.2 Calling Procedure 3 6 Interface Definition 4 6.1 Overview 4 6.2 GetMetaData (get service metadata) 4 6.3 InitPosition (initializing positioning data) 6 6.4 RequestPosition (upload sensor data and get positioning data) 7 6.5 ClosePosition 9 7 Parameter definition 10 7.1 Overview 10 7.4 AreaQualityInfo (location area quality information) 11 7.5 LocationData 11 7.6 Version (version information) 12 7.7 PositioningArea 13 7.8 IntrinsicPara (in-camera parameter) 13 7.9 FeaturePoint2D (two-dimensional feature point) 13 7.10 ExtendedData (extended data) 14 7.11 PriorLocationData 14 7.12 ImageFrame (visual image frame data) 14 7.13 FrameLocation (image frame location data) 15 7.14 FaultDetail (abnormal report) 15 Appendix A (Informative) UML Markup 17 Appendix B (Informative) Visual Positioning System Data Interface XML Example 18 B.1 ServiceMetaData 18 in GetMetaData (getting service metadata) B.2 InitpositioningData 18 in Initposition (initial positioning data) B.3 SensorData 19 in RequestPosition (upload sensor data and obtain positioning data) B.6 FaultDetail (abnormal report) 22 Reference 23

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 and managed by the National Information Technology Standardization Technical Committee (SAC/TC28). This document is drafted by. Institute of Automation, Chinese Academy of Sciences, Chinese Academy of Electronic Technology Standardization, Research Institute of Computing Technology, Chinese Academy of Sciences Research Institute, State Information Center, Xiamen Yicheng Information Technology Co., Ltd., Wuhan University, China Electronics Technology Group Corporation 54th Research Institute, Beijing Maiding Technology Co., Ltd., Qingdao Anran Internet of Things Technology Co., Ltd., Beijing Xihe Technology Co., Ltd., Suzhou Xunxi Electronics Technology Co., Ltd., China Metrology Research Institute, Zhejiang Dingli Industrial Co., Ltd., Chengdu Precision Technology Co., Ltd., Tianfu (Dongguan) Standard Technology Co., Ltd., Guizhou Longchuang Xingzhi Technology Co., Ltd., Qingyan Xunke (Beijing) Co., Ltd., Hangzhou SMIC Microelectronics Co., Ltd., Shenzhen City Mingtu Innovation Technology Co., Ltd., Beijing Jinkun Kechuang Technology Co., Ltd. The main drafters of this document. Gao Wei, Zhang Zhang, Luo Haiyong, Wang Wenfeng, Deng Yuejin, Ding Zhenxing, Shi Hongyan, Wang Sixiang, Ren Yuchen, Zhao Fang, Li Shuang, Li Sumin, Huang Lu, Wei Dalun, Li Mingzhang, Zheng Siwei, Yu Yanpei, He Zhao, Guo Xiaotao, Yu Yunxiang, Yan Wei, Wang Cheng, Liu Kewen, Zhang Peijian, Qiu Youbin, Xia Huangsong, Shao Longju, Li Qingshun, Wu Tong, He Yuan. Information technology real-time positioning Visual Positioning System Data Interface

1 Scope

This document specifies the data interface and parameter definitions between the positioning client and the positioning server in the visual positioning system. This document applies to the system design, development and application.

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 7408-2005 Data Element and Interchange Format Information Exchange Date and Time Representation GB/T 16831-2013 Coordinate-based standard representation of geographic point locations GB/T 23705-2009 Code Rules for Place Names/Addresses of Digital City Geographic Information Public Platforms GB/T 28584-2012 Specification for Construction of Urban Coordinate System GB/T 30170-2009 Coordinate-based spatial reference of geographic information GB/T 30288-2013 Satellite Navigation and Positioning Coordinate System GB/T 35629-2017 Indoor and outdoor multi-mode co-location service interface

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 imageimage The device acquires a 2D encoded representation of the scene's light sources and color textures. 3.2 visual positioning Use visual images to achieve localization. 3.3 service metadata servicemetadata Metadata describing the operations and geographic information available on the server. [Source. GB/T 25597-2010, 4.14] 3.4 Positioning request positionrequest Request location information from the server. ...