GB/T 39608-2020 English PDF

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GB/T 39608-2020: Metadata for digital products of fundamental geographic information
Status: Valid

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Basic data

Standard ID: GB/T 39608-2020 (GB/T39608-2020)
Description (Translated English): Metadata for digital products of fundamental geographic information
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A77
Classification of International Standard: 07.040
Word Count Estimation: 31,363
Date of Issue: 2020-12-14
Date of Implementation: 2020-12-14
Quoted Standard: GB/T 13989
Regulation (derived from): National Standard Announcement No. 28 of 2020
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration
Summary: This standard specifies the basic requirements and metadata content of basic geographic information digital achievements metadata. This standard applies to the production, construction, distribution and application of digital line drawing, digital orthophoto, digital elevation model, and digital surface model. Other digital achievements of geographic information can be used as reference.

GB/T 39608-2020: Metadata for digital products of fundamental geographic information

---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.
(Metadata of digital achievements in basic geographic information) ICS 07:040 A77 National Standards of People's Republic of China Metadata of digital achievements in basic geographic information 2020-12-14 release 2020-12-14 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Table of contents

Preface Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Basic requirements 1 5 Metadata content 2 Appendix A (Normative Appendix) Metadata Content 3 Appendix B (informative appendix) Digital line graph (DLG) metadata example 16 Appendix C (informative appendix) Digital orthophoto map (DOM) metadata example 19 Appendix D (informative appendix) Digital elevation model (DEM) metadata example 22 Appendix E (Informative Appendix) Digital Surface Model (DSM) Metadata Example 25 Reference 28

Foreword

This standard was drafted in accordance with the rules given in GB/T 1:1-2009: 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: Standardization Institute of Surveying and Mapping, Ministry of Natural Resources, National Basic Geographic Information Center, Zhejiang Province Surveying and Mapping Quality Supervision and Inspection Inspection station, Wuhan University: The main drafters of this standard: Guo Yufang, Yin Xiaoqing, Zhang Ying, Ge Zhonghua, Zhou Xu, Ren Fu, Song Yaodong, Wang Jianfeng: Metadata of digital achievements in basic geographic information

1 Scope

This standard specifies the basic requirements and metadata content of basic geographic information digital achievements metadata: This standard is applicable to the production, database construction, distribution and application of digital line drawing, digital orthophotograph, digital elevation model, and digital surface model: Use, other geographic information digital results can be used as reference:

2 Normative references

The following documents are indispensable for the application of this document: For dated reference documents, only the dated version applies to this article Pieces: For undated references, the latest version (including all amendments) applies to this document: GB/T 13989 National Basic Scale Topographic Map Framing and Numbering

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 Digital product According to a certain data organization, the results are expressed and stored in digital form: 3:2 Fundamental Geographic Information Fundamental Geographic Information Reflecting the natural and human features of the earth’s surface water system, residential areas and building facilities, transportation, pipelines, realms and political districts, landforms, vegetation and soil quality The basic information of the location, form and attribute of the element, as well as place name and geospatial reference information: Note: It is mainly represented by digital line drawing, digital orthophoto, digital elevation model, digital surface model, etc: 3:3 Metadata Data about data: That is, information such as data identification, coverage, quality, spatial and temporal patterns, spatial reference system and distribution: [GB/T 19710-2005, definition 4:5]

4 Basic requirements

4:1 The content of basic geographic information digital achievement metadata should include the identification information, spatial reference information, production information, quality information and Distribute information: details as follows: a) Identification information: the basic information of the data set, as well as information indicating its spatial scope and confidentiality level; b) Spatial reference information: information about the method used by the data set to represent spatial information; c) Production information: information such as the data source, producer, production time, and process methods used in the data set; d) Quality information: quality evaluation information such as the accuracy, completeness, and connection of the data set; e) Distribution information: relevant information of the data set provider: 4:2 Metadata files should be recorded in units of map sheets, administrative areas or other production and distribution units: Data flag of metadata file ......

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