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GB/T 41451-2022 English PDF

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US$349.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 41451-2022: Specifications for indoor space mobile mapping
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 41451-2022	349	Add to Cart	4 days	Specifications for indoor space mobile mapping	Valid

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Basic data

Standard ID: GB/T 41451-2022 (GB/T41451-2022)
Description (Translated English): Specifications for indoor space mobile mapping
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A76
Word Count Estimation: 17,192
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 41451-2022: Specifications for indoor space mobile mapping

---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.
Specifications for indoor space mobile mapping ICS 07.040 CCSA76 National Standards of People's Republic of China Indoor space mobile measurement procedures Published on 2022-04-15 2022-04-15 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 Basic requirements 2 5.1 Space-time benchmark 2 5.2 Quality Requirements 2 6 Technical Design 3 6.1 Requirements Analysis 3 6.2 Data collection and analysis 3 6.3 Site Survey 3 6.4 Technical scheme preparation 4 7 Data acquisition and processing 4 7.1 General requirements 4 7.2 Workflow 4 7.3 Pre-collection preparation and inspection 4 7.4 Laser Point Cloud Collection 4 7.5 Laser Point Cloud Preprocessing 5 7.6 Point Cloud Storage 5 7.7 Feature point line extraction 5 8 Results production 5 8.1 General requirements5 8.2 Production of 2D Surveying and Mapping Results 6 8.3 Indoor 3D Model Production 6 8.4 Metadata Production 7 9 Quality Control8 9.1 Quality Control Requirements 8 9.2 Contents of quality control 8 10 Results submitted 9 10.1 Requirements for submission of results9 10.2 Submission of results 9 Appendix A (normative) point cloud achievement metadata 10 Appendix B (normative) Metadata of 2D Surveying and Mapping Results 11 Appendix C (normative) 3D model achievement metadata 12 Reference 13

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 involve patents, and the issuing authority of this document does not assume responsibility for identifying these patents. This document is proposed by the Ministry of Natural Resources of the People's Republic of China. This document is under the jurisdiction of the National Geographic Information Standardization Technical Committee (SAC/TC230). This document is drafted by. Zhejiang Academy of Surveying and Mapping Science and Technology, Beijing Siweiyiyou Information Technology Co., Ltd., Yueqing City Construction, Zhejiang Province Architectural Design Institute, Shandong University, Shanghai Saihua Information Technology Co., Ltd., China Jiliang University. Drafters of this document. Zhou Yousheng, Luo Guangfei, Wang Ya, Ge Zhonghua, Ruan Zuhong, Ma Xiaojing, Tang Fuping, Wan Fei, Wang Zhibo, Mao Zhengke, Dai Hongjun, Lu Bo, Cai Zhigang, Dong Sixue, Bao Di, Hua Yiping, Shen Shujuan, Mao Haijun. Indoor space mobile measurement procedures

1 Scope

This document establishes the procedures for mobile measurement of indoor spaces and specifies the requirements for indoor space measurement based on mobile measurement technology, including technical design requirements in terms of accounting, data collection and processing, production of results, quality control and submission of results. This document applies to indoor space measurement work using mobile measurement technology.

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 4208-2017 Protection class of enclosure (IP code) GB/T 13923 Basic Geographic Information Element Classification and Code GB/T 19710 Geographic Information Metadata GB/T 20257.1 National Basic Scale Map Schema Part 1.1.500 1.1000 1.2000 Topographic Map Schema GB/T 35636 Specification for Surveying and Mapping of Urban Underground Space CH/T 1004 Surveying and Mapping Technology Design Regulations CH/T 9016 Specification for the production of three-dimensional geographic information models CJJ/T 8 Urban Measurement Specification

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 point cloud A collection of points distributed in three-dimensional space in a discrete, irregular manner. [Source. CH/T 8024-2011, 3.5] 3.2 densityofpointcloud The average number of points per unit area. Note. Generally expressed in points per square meter. [Source. CH/T 8024-2011, 3.7] 3.3 The discrete value of the laser point cloud in the vertical direction of the same plane is expressed as the thickness of the point cloud in the vertical direction of the same plane. 3.4 feature point featurepoint In the point cloud, it is convenient to identify the selected corner points, intersection points of linear objects, etc. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 41451-2022_English be delivered?

Answer: Upon your order, we will start to translate GB/T 41451-2022_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 41451-2022_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 41451-2022_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.