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GB/T 40522-2021 English PDF

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GB/T 40522-2021: Descriptions for geographical location data and association in mobile internet environment
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Basic data

Standard ID GB/T 40522-2021 (GB/T40522-2021)
Description (Translated English) Descriptions for geographical location data and association in mobile internet environment
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard A75
Word Count Estimation 17,123
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 40522-2021: Descriptions for geographical location data and association in mobile internet environment


---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.
Descriptions for geographical location data and association in mobile internet environment ICS 07.040 A75 National Standards of People's Republic of China Geographical location data association description under mobile internet Released on 2021-10-11 2021-10-11 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Table of contents

Foreword Ⅲ Introduction Ⅳ 1 Scope 1 2 Terms and definitions 1 3 Contents and requirements of geographic location data 2 3.1 Content 2 3.2 Requirements 2 4 Description of geographic location data 2 4.1 View of the XML specification of geographic location data 2 4.2 XML specification description of geographic location data 3 4.3 XML format of geographic location data 5 5 Description of geographic location data association 5 5.1 Requirements 5 5.2 Association relationship 5 5.3 Description of Association Relationship 6 5.4 Two sets of associations 6 5.4.1 Overview 6 5.4.2 Single association 6 5.4.3 Multiple associations 7 5.5 Multiple Group Association 7 5.5.1 Overview 7 5.5.2 Single association 7 5.5.3 Multiple associations 7 Appendix A (informative appendix) Example of geographic location data and associated description 9 Reference 13

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that certain contents of this document may involve patents. The issuing agency of this document is not responsible for identifying these patents. This standard was proposed by the Ministry of Natural Resources of the People's Republic of China. This standard is under the jurisdiction of the National Geographic Information Standardization Technical Committee (SAC/TC230). Drafting organizations of this standard. Wuhan University, National Center for Basic Geographic Information, Wuhan Institute of Surveying and Mapping, Tianjin Institute of Surveying and Mapping, Beijing Baidu Netcom Technology Co., Ltd., Nanjing Ubiquitous Geographic Information Industry Research Institute Co., Ltd., Jinan Survey and Mapping Research Institute, Shenzhen Digital City Engineering Research Center, Nanjing Normal University, Shenzhen University, Beijing NavInfo Technology Co., Ltd., Strategic Support Department of the Chinese People's Liberation Army Team Information Engineering University. The main drafters of this standard. Ying Shen, Li Lin, Lu Guonian, Zhu Haihong, Weng Min, Cha Zhuhua, Wang Houzhi, Chen Xueye, Zhang Chuanming, Zhang Zhijun, Zhang Xueming, Xu Jinhui, Zhao Zhigang, Li Haiting, Guo Han, Yu Zhonghai, Tang Dejin, Wang Guangxia, Jia Fenli, Song Huixing, Yu Zhaoyuan, Zhou Liangchen, Li Zhi, Cheng Kunping, Zhang Wenbo, Xiong Jingyi, Su Junru.

Introduction

In the mobile Internet environment, with the continuous increase of application services, the data sources of location services are becoming more and more extensive, and the data formats are becoming more and more diversified. The content is becoming more and more abundant, including more multi-dimensional information, such as time information, content information, person information, source information and so on. Although The information itself has independent meaning, but they lack effective correlation with each other, and the whole is scattered and isolated. There is no The way of carrying and comprehensive utilization brings great difficulty to deep-level information integration, sharing and data mining. The development of mobile Internet and other technologies has transformed location services from pure location services to socialized, dynamic, and diversified And mobility of new formats. The development of the mobile Internet has changed people's needs for positioning and location services, from static to dynamic, From single point to sequence, more importantly, from single location to complex and diverse location service information mining. How to effectively follow the current mobile internet The environment, with location as the core, builds the data and association rules of people, things, and things, and then realizes the data aggregation around the location is a location service The essential. In order to achieve the unity of location-related information description under the mobile Internet, a data description standard centered on geographic location has been established, aiming at The content and description of geographic location data under mobile internet, establish data association description rules, and promote geographic locations from different location services Data or geographic information from different data sources are shared and integrated in depth, and this standard is specially formulated. Geographical location data association description under mobile internet

1 Scope

This standard specifies the content, requirements, description and data association description of geographic location data under mobile internet. This standard is applicable to geographical location data and its associated descriptions under mobile internet for public service requirements.

2 Terms and definitions

The following terms and definitions apply to this document. 2.1 Mobileinternetenvironment A network environment constructed by mobile terminals, mobile networks, and application services. Note. In this environment, people use mobile terminal devices including mobile phones, notebooks, tablets, POS machines, credit card machines, and on-board computers to obtain information through mobile networks. A variety of convenient mobile communication network services and Internet services, including social networking, email sending and receiving, information search, portal browsing, shopping payment, navigation At the same time, data related to geographic location is generated. 2.2 Location Describe a point, or the geometric space that an object or person may occupy. Note. The position includes the geometric position, that is, the position represented by the ordered coordinate tuple defined by the specific spatial coordinate reference system (the definition of GB/T 35638-2017 2.3); and semantic locations, such as place names, addresses, zip codes, directions, etc., refer to locations expressed in natural language or symbols with location significance (Definition 2.4 of GB/T 35638-2017). [GB/T 17694-2009,B.365] 2.3 Geographic location data Location-centric data with people, objects, or activity information generated when location services are used in the mobile Internet environment. Note. When a user uses a mobile terminal device, the relevant location data generated by a certain theme (such as sign-in, payment, location) service is generated through the network. 2.4 Multi-dimensional location information Location information described from multiple dimensions such as space, time, and semantics. 2.5 Location resolution When describing geographic location data, describe the level of detail of the location. Example. the level of detail of coordinates (meter level, decimeter level, centimeter level, etc.), the level of detail of place names (country, province, city, county, township, point of interest, etc.). 2.6 Timegranularity When describing geographic location data, the shortest time unit of expression. Examples. year, month, day, hour, minute, second, etc.

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