1. China
Geo-Explorer
An Introduction to
China Geo-Explorer
China Data Center
University of Michigan

2. China
Geo-Explorer China Geo-Explorer (CGE): Objectives
 To provide spatial data service with data integrated from
different sources and formats
 To facilitate spatial analysis with built-in methodology
 To support decision making with spatial intelligence
Information + Methodology + knowledge
Technology
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3. China
Why CGE: Demand for Spatial Analysis
Geo-Explorer
Business
• Site Selection
• Business Analysis
Research
• Spatial Modeling
• Environmental Assessment
• Field Surveys
Education
• Spatial Studies of China (geography, economy, environment,
population, ….)
• Spatial Analysis
Government
• Regional Planning
• Decision Support

4. China
Geo-Explorer
What in CGE: Data Sources
Authoritative, Unique, and Comprehensive
 Government Statistics
Province
o Provincial Statistics (1949 - )
o City Statistics (1996 - )
o County Statistics (1997 - )
 Population Census
Prefecture
o Census 1953 (GRID)
o Census 1964 (GRID)
o Census 1982 (GRID)
o Census 1990 (GRID)
County
o Census 2000 (province, city, county, township, GRID)
 Economic Census
o Industrial Census 1995 (province, city, county, ZIP)
o Basic Unit Census 2001 (province, city, county, ZIP)
Township
o Economic Census 2004 (province, city, county, ZIP)
 Establishments (individual companies and organizations)
o Industrial Census(1995)
o Basic Unit Census (2001)
o Economic Census (2004)
ZIP
 Geography and Environment
o Land Use data (GRID)
o Night-Time data (GRID)
Sq Km Grid
o Transportation (railway, highway, roads)
o Rivers and Lakes
o More layers to be added …

5. China
Geo-Explorer Government Statistics
Provincial Statistics: City Statistics:
• National Accounts • POPULATION
• Population and Employment • LABOR FORCE AND EMPLOYMENT
• Investment in Fixed Assets • LAND RESOURCE
• GENERAL ECONOMY
• Price Indices
• AGRICULTURAL PRODUCTION
• People's livelihood and Worker's Wage • MAIN INDICATORS OF INDUSTRIAL
• Government Finance and Banking ENTERPRISES
• City Survey • FINANCIAL INDICATORS
• Agriculture • INVESTMENT IN FIXED ASSETS
• Industry • COMMERCIAL ECONOMY
• Construction • FOREIGN DIRECT INVESTMENT
• FINANCE AND BANKING
• Transport, Post and Telecommunication
Services • INSURANCE
• WAGES
• Domestic Trade, Foreign Trade and
• NUMBER OF SCHOOLS AND STUDENTS
Economic Cooperation
• CULTURE
• Foreign Trade and Economic Cooperation • PUBLIC HEALTH
• Education and Culture • TRANSPORTATION
• Public Health • POSTAL AND TELECOMMUNICATIONS
• Resources • UTILITY
• ENVIRONMENT

6. China
Geo-Explorer Census Data
Population Census Data Economic Census Data
(Over 2,000 Variables) (Over 1,000 variables)
 Basic Structure  Industries
 Minority  Ownerships
 Age Structure  Revenue
 Household  Employee
 Education 1
 Fertility  1-19
 Death  20-49
 Marriage  50-99
 Migration  100-499
 Housing  500-999
 Occupation  1000-4999
 5000-29999
 30000-49999
 50000+

7. China
Geo-Explorer Spatial Data
 GIS Maps of Provincial Boundaries
 GIS Maps of City Boundaries
 GIS Maps of County Boundaries
 GIS Maps of Approximate Township Boundaries
 GIS Maps of ZIP Codes (postcode)
 2000 China Township Population Census Data with GIS Maps
 2000 China County Population Census Data with GIS Maps
 2000 China Province Population Census Data with GIS Maps
 2000 China Grid Population Census Data
 China Historical Population Census Data with GIS Maps (1953, 1964, 1982,
1990, 2000)
 China 1995 Industrial Census Data with GIS Maps (province, city and county)
 China 2001 Basic Unit Census Data with GIS Maps (province, city and county)
 China 2004 Economic Census Data with GIS Maps (province, city and county)
 China Province Statistics with Maps (1949- )
 China City/County Statistics with Maps (1996- )
 Geographic Layers (rivers, lakes, roads, highways, railways)
 Digital Atlas of China by Industries (about 7 million records of establishments)

8. China
Geo-Explorer Land Use Data
Definition Type
Cultivated Land Paddy、Dryland
Forest Forestlands、Shrubbery、Woodland、Other woodland
Grassland High coverage Grassland 、Middle coverage Grassland
、Low coverage Grassland
Water Canals 、Lakes 、Reservoir 、Permanent glacier 、
Shoal、Beach
Construction Urban and Town land use 、Rural residential areas 、
(residency, mining, Other building sites
urban)
Bare Land Saudi 、Gobi、Saline、Swamp、Bare、Uncovered、
Other

9. China
Geo-Explorer China Geo-Explorer
China Geo-Explorer
brought to you by China
Statistical Data Data Center of the
University of Michigan
(UMCDC) and the State
Key Laboratory for
Census Data Information Engineering in
Surveying, Mapping and
Remote Sensing
(LIESMARS) of Wuhan
University for spatial data
GIS Data integration and analysis

10. China
Geo-Explorer
China Geo-Explorer
Spatial Intelligence for Space-Time Data Integration and Analysis
Statistics Charts
Tables
Reports
Census
GIS Maps

11. China
Geo-Explorer Features
 Efficient data integration for spatial and non-spatial data, space
and time data, numeric data and full-text data
 Flexible selection of spatial data by administrative units, locations,
establishments, and spatial ranges
 Dynamic links between charts and maps
 Quick and accurate location analysis and spatial assessment
 Spatial statistics for Identifying spatial patterns and trends
 Spatial visualization with easy maps
 Generate time-saving, easy-to-use, and pre-formatted reports as
well as customized reports
 Flexible exports to Excel, Word, PDF, and GIS Shape files
 Multidisciplinary applications for population, economy,
environment, business, religion, education, health, and more

12. China
Geo-Explorer Functions
Data Service Spatial Analysis
By administrative units (province, city, county, twp)
Interactive Selection
By spatial regions (rectangle, circle, polygon, point) (circle, polygon, rectangle)
Data Selection
By locations (X & Y coordinates) Spatial Weight Creation
By establishments
Spatial Lag Extraction
Summary Report Comparison Report Spatial Autocorrelation
(Moran/Geary C)
Reports
Rank Report Output (Word, Excel, PDF) Spatial Association
(LISA, Local G)
Thematic maps of equal interval
LISA Cluster Map
Maps Thematic maps of equal quintile
LISA Significance Map
Thematic maps of standard deviation
Moran Scatter Plot
Time series visualization
Time series
Spatial-temporal data extraction

13. China
Geo-Explorer
System Demo

14. China
Geo-Explorer Selection by Administrative Units
Select by map
Select by administrative units

15. China
Geo-Explorer Selection by Groups

16. China
Geo-Explorer Selection by Locations
Select by X & Y coordinates
Select by locations on map

17. China
Geo-Explorer Selection by Establishments

18. China
Geo-Explorer Space-Time Data Integration

19. China
Geo-Explorer
Multiple Outputs
Tables, Reports, Charts, and Maps

20. China
Geo-Explorer
Customized Reports and Tables
Selection from thousands of variables

21. China
Geo-Explorer Spatial Data Analysis

22. China
Geo-Explorer Visualization - Thematic Maps

23. China
Geo-Explorer Integration with Local Gazetteers

24. China
Geo-Explorer Library & Research Versions
Library Version
http://chinadataonline.org/cge/
Research Version = Library Version plus:
 Graphic analysis
 Spatial statistics
 Gravity analysis
 Spatial modeling
http://chinadataonline.org/cge2/

25. China
Geo-Explorer Data Subscription
Annual Subscriptions:
 Business
 Government and NPO
 Libraries
 Individuals
Access Control:
 User ID and Password (single user account)
 IP Identification (institutional account)

26. China
Geo-Explorer
Contact:
China Data Center
University of Michigan
1007 E Huron Str.
Ann Arbor, MI 48104 USA
Email: chinadata@umich.edu
Tel: (734)647-9610
Fax: (734)763-0335
Web: http://chinadataonline.org