GB/T 35635-2017 English PDF

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GB/T 35635-2017: Land cover information service
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 35635-2017	679	Add to Cart	6 days	Land cover information service	Valid

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Basic data

Standard ID: GB/T 35635-2017 (GB/T35635-2017)
Description (Translated English): Land cover information service
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A75
Classification of International Standard: 07.040; 35.240.70
Word Count Estimation: 34,381
Date of Issue: 2017-12-29
Date of Implementation: 2018-07-01
Regulation (derived from): National Standards Bulletin 2017 No. 32
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 35635-2017: Land cover information service

---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.
Land cover information service ICS 07.040; 35.240.70 A75 National Standards of People's Republic of China Surface coverage information service 2017-12-29 Posted 2018-07-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Foreword Ⅲ Introduction IV 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Abbreviations 2 5 basic framework 2 6 Participate in the model 2 6.1 Overview 2 6.2 Service Provider 3 7 service model 4 7.1 Overview 4 7.2 Data Services 4 7.3 Statistics Services 6 7.4 standard service 8 7.5 Verification Services 11 7.6 System Management Services 14 8 Message Model 14 8.1 Overview 14 8.2 Message Data Type 15 8.3 Space Foundation Classes 8.4 Content Message Class 16 8.5 operating message class 16 8.6 metadata class 18 Appendix A (Informative) Surface Cover Information Service Message Example 19 Appendix B (informative) accuracy of surface covered classification data 26 References 28

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard proposed by the National Geographic Information Bureau mapping. This standard by the National Geographic Information Standardization Technical Committee (SAC/TC230) centralized. This standard drafting unit. National Basic Geographic Information Center, State Key Laboratory of Remote Sensing Information Engineering, Wuhan University, Guoxin South (Beijing) Geographic Information Technology Co., Ltd., the State Bureau of Surveying and Mapping Geographic Information Satellite Surveying and Mapping Center, Geographic Information Bureau of Shaanxi Surveying and Mapping, Beijing division Fan University, Beijing Dijiao Technology Development Co., Ltd. The main drafters of this standard. Chen Jun, Wu Hao, Zhang Jun, Deng Yuejin, Han Gang, Wu Hua Italy, Tang Xinming, Deng Guoqing, Wu Wei, Wang Guanghui, Zhang forward.

Introduction

Land cover information reflects the spatial distribution of various material types on the earth's surface and changes over time, which are widely used in geography Measurement, ecological environment analysis, climate change research and sustainable development planning. At present, the development of relevant geographic information services at home and abroad Surface cover data standards, such as ISO 19128 and ISO 19142, respectively, specify the World Wide Web map service and web-based geography Prime service; GB/T 30322.1, ISO 19144-1 and ISO 19144-2 respectively stipulate the structure of geographic information classification system and surface covering element Language. The development of this standard to meet the surface coverage of information services and interoperability requirements of the relevant technical requirements, to achieve surface coverage Information service release and collaboration. Surface coverage information service

1 Scope

This standard specifies the basic framework of ground cover information services, participation model, service model and message model. This standard applies to the release of surface coverage information, management and application services.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated documents, the latest edition (including all amendments) applies to this document. GB 3102.1 The amount and unit of space and time GB/T 9387.4 Information Processing Systems Open Systems Interconnection Basic Reference Model Part 4. Management Framework GB/T 17142 Information Technology Open Systems Interconnection System Management Overview GB/T 22022 geographic information time model GB/T 25597 Geographic Information Web Map Service Interface GB/T 30170 Geographic information based on the spatial reference GB/T 31916.5 Information Technology Cloud Data Storage and Management Part 5. Cloud Data Management Based on Key-Value Application interface

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Land cover landcover A combination of various types of matter on the Earth's surface and its natural attributes and characteristics. Note 1. Surface cover mainly includes types of surface vegetation, glaciers, lakes, marshes and artificial structures, and their spatial distribution varies with time To some extent reflects the process of natural interaction with human beings. Note 2. Surface coverage information is information that reflects and describes the spatial location, distribution, characteristics and variation of various material types on the Earth's surface over time. 3.2 Land cover classification data landcoverclassficationdata Through the classification technology, the surface coverage will be classified according to a certain classification system. 3.3 Information reported informationgeotaggingandreporting Various attributes of information are annotated and reported. 3.4 Information verification informationvalidation Accuracy of information is verified by precision calculations. ......

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