Intelligent City Management

Transcription

1 Intelligent City Management Based on Land Cover Feature Changes Detected by Satellite Imagery Twenty First Century Aerospace Technology (21AT) Geospatial World Forum 2016

2 Outline 01 Introduction 02 Services and Applications 03 Examples of Services 04 Summary 2

3 Introduction EO satellite operator based in Beijing, 300+ employees. Since 2005, the company has been providing EO data and value added service around world. EO satellite resources: Beijing-1, 4m PAN/32m MS, 2005~2012 TripleSat Constellation, 1m PAN/4m MS, launched in July 2015 Beijing-1 International data distribution through DMC and disaster response through International Charter. 21AT provides TripleSat Constellation image to Located in Zhongguancun Science and Technology Park Haidian District, Beijing worldwide customers. First and Only Commercial EO Satellite Operator in China 3

4 TripleSat Constellation First purposely built 1m 3 identical satellite constellation with global daily revisit capability Sat. Num. 3 Orbit GSD Swath Width MS bands SSO, 650km LTAN:10:30am PAN: 1m, MS: 4m 24km B/G/R/NIR Off-pointing ±45 Revisit Manufacturer 1 day SSTL in UK Launch July

5 Services and Applications Information Extraction Product Regular Satellite Image Acquisition Land Cover Feature Extraction from Satellite Imagery Feature Change Detection Change Detection of Interested Land Cover Features Change Monitoring of Interested Areas Intelligent management Reporting/Visualization and Analysis Operational Application Management Software Database Platform with functions 5

6 Information Extraction from Satellite Imagery Construction Area Airport Main Roads Others Buildings Rural Houses Factory School 76 features in 5 categories has been extracted from satellite imagery Features The changes of these features monitored quarterly for Intelligent City Management Cultivated Land Green Fields Water Paddy Field Dry Field Green Houses Garden Grass Field Reservoirs Rivers Lakes Animal Farm Square More A research team working on modeling of Interested Features for automatic extraction Accumulated >10 years experience Established a knowledge tank of land cover features Others Bare Land Bare Rocks 6

7 Services Overview of Intelligent City Management System Provide more than 100 services for more than 10 government departments Agricultural insurance RS Surveillance Agriculture Statistics Agricultural Facility Modernization re Surveillance Agricultural Plantation Monitoring Land Surface Thematic Surveillance Environment Protection Regional Eco-environment Analysis Eco-environment Engineering Management Land Surface Water Resource management Water Administration Water Pollution Monitoring City Government Land Use Dynamic Monitoring Land Use Verification Land Resource Management Land use registration and reporting Disaster survey and monitoring Monitoring of Land Illegal use Urban Afforestation Forestry resource management Afforestation and virescence Engineering Surveillance Infrastructure and Facilities Engineering Project Dynamic Monitoring Urban Planning Precision management 7

8 Information Extraction Products 楼房区 楼房区 楼房区 楼房区 城市绿地 建筑施工裸地 平房区 城市绿地 楼房区建筑施工楼房区裸地 楼房区 平房区 道路 湿地 建筑施工裸地 城市绿地 楼房区 湿地 平房区 城市绿地 8

9 Information Extraction Products Open Golf Course Building

10 Information Extraction Products Open Stadium Cemetery

11 Information Extraction Products Airport Terraced Fields

12 Information Extraction Products Dry land Broad-leaved Forest

13 Information Extraction Products Open Pit River

14 Information Extraction Products Power station Highway

15 Change Surveillance of Interested Features Legal Update the changeinformation to the spatial database Compare with government administrative data Regular remote sensing data acquisition and processing Change-information extraction Illegal On-site verification with mobile device Dismantlement enforcement support 15

16 Change Surveillance of Targeted Areas Land leveling Local construction Project boundary digitization On-site verification and attribute collection with mobile device Completion Global construction Establish and update the spatial database 16

17 Olympic flame Urban Change Monitoring to Support the Application Beijing Olympic Game 2008

18 Example of Services City Operation 18

19 Illegal Dumping Rubbish Surveillance Using remote sensing technology to solve Rubbish Surround City problem Quarterly monitoring location of rubbish sites Evaluation of clearing priority Change Display 2010 年第四季度 Q4 Comparison of management effect 2009 Q4 Report to local government department 19

20 Illegal Dumping Rubbish Surveillance Before After 20

21 City Development Planning Evaluation Results Example 1 Check whether the Design is consistent with the current status of the field in Location Boundary Direction Design Actual Location Design Location Error of Green Field Design Designed terrace agriculture field is in consist with the boundary of the existing field 21

22 City Development Planning Evaluation Results Example 2 Protection dam design is not in line with the water way 286m Total 855m 569m The design length of the Field road is 1223m,the actual is 855m 22

23 Example of Services - Environment Protection Eco-environment Evaluation 23

24 Ecological Engineering Project Supervision Water Safety Project: Conversion of Rice Fields along upper stream to Dry Crops Enabling accurate compensation Discrepancy between satellite imagery projected area and reported data is identified for compensation reduction Reservoir Upper Stream Project Development Reservoir Upper Stream Rice Field 24 24

25 Environment Impacts from Surrounding Cites - the only way to collect such information Air pollution sources identified from satellite imagery CityB CityA CityC 25

26 Air Pollution Sources Tracking Factory pollution source demolished

27 One Map Environment Information Management System United management of all monitoring data under one standard and one platform Integrated display and analysis Support environment protection and decision making Pollution source Noise pollution Water pollution Air pollution 27

28 Example of Services Water Rainfall disaster contour map 28

29 Water Pollution Source Tracking Dynamic monitoring of mining sites located at upstream of reservoir Identify change of mining site location and area Provide information support for mining site management and water quality protection Mining site pollution source location monitoring Mining site dynamic change monitoring 29

30 Soil Erosion Model - Assist Water and Soil Conservation Establish soil erosion calculation model Monitor status of soil erosion Soil erosion grading map Land use grading map Plant coverage grading map Gradient level map 30

31 Boyang Lake Dynamic Monitoring 2006/3/2 2007/2/2 2008/3/2 2009/2/ /3/ /7/2 2007/8/ /9/ /7/ /8/12 31

32 Example of Services Land Resources/Uses Land use grading map 32

33 Land Use Change Land Use Change Detection Urban Expansion 33

34 Construction Land Use Management Quarterly reporting the sum of land levy and storage and development status Identify the incompliance, such as Non-schedule kick-off and completion Put the land in Idle Non Start Demolition Level Construction Completed 34

35 Illegal Land Usages To assist land use and mining law enforcement, frequent monitoring Illegal land occupation Damage agriculture field and surface mining resources Illegal sand mining Earlier discovery, reporting and treatment/ enforcement Occupying Agriculture land New Golf Field Sand Mining 35

36 Land Resources Management Mobile System Using 3G network and 3S technology Mobile terminal (PAD/Smart Phones) Assist Land resource management and law enforcement

37 Summary Based on Guaranteed High Resolution Satellite Imagery, 21AT provides Updated, objective and independent land cover survey - cost effective Land cover classification Information extraction products The bases for Change Surveillance Change Surveillance of Interested Features and Targeted Areas Running smooth and efficient For law enforcement Intelligent Management Operation and Reporting Software All geospatial data integration Comprehensive analysis Statics and various reports Operation software 37

38 Benefits to Worldwide Customers Dependable data source for operational monitoring Able to target anywhere on the Earth once per day with high resolution image The best combination of spatial resolution and time resolution 1m GSD with 24km swath width Identical payloads plus cross calibration over three satellites Convenient for data integration Responsive operation services High efficient service and fast delivery to customers Stereo imaging and area imaging capabilities More applications are able to be created Unique Intelligent City Management solution Creating new business opportunity for our customers Comprehensive application expertise Provide in depth application supports 38

39 Thank You! Tel: Fax: Web: 39