Statistical Geographic Information Service

Apr. 2010.

ContentsContents

1.SGIS(Statistical GIS)A. An Overview

B. The Services

C. Interesting SGIS

D. Open API

E. Utilizations in Public/Private fields

2.SGIS in the FutureA. Major Directions

B. Adaptation of New Address System

C. Improvement of SGIS Services

What is SGI(Statistical Geographic Information)? - Survey Results(Text) + Position Information - Enabling topological analysis on spatial or positional relations

What is SGIS(SGI Services)? - Inquiring, Analyzing and Decision Making Services using SGI

The Objectives of SGIS - Statistical Survey Supports - Improving friendliness of Statistical Information through visualization

1. SGIS(Statistical GIS)_An Overview1. SGIS(Statistical GIS)_An Overview

1/22

SGIS

Concept of SGIS

+ =

2/22

StatisticalInformation

DigitalMaps

1. SGIS(Statistical GIS)_An Overview1. SGIS(Statistical GIS)_An Overview

Providing Statistics- Population: sex/age, educational attainment, religion, marital status

- Household: number of rooms/living rooms/kitchens, heating facilities, type of occupancy, generation

- Housing: year of construction, total floor space, housing type

- Establishments: number of establishments(industrial classification, establishment year), number of workers(by industry, 2004 ~2008, 2000~2003 is now under implementing

1. SGIS(Statistical GIS)_An Overview1. SGIS(Statistical GIS)_An Overview

3/22

4/22

Census Individual Spatial DB

: Position Information (Points) of Residence/Establishments +

Census Map + Boundaries(administrative, EDs)

* Census Map : Base map for Census, administrative region (about 3,500)

and ED maps(about 0.3 million)

Statistics Navigator : Geographic Information with Census on Population/Housing, Establishments

Interesting SGIS : 7 kinds of thematic SGIS based on Statistics Navigator

OpenAPI

Types of ServicesTypes of Services

1. SGIS(Statistical GIS)_The Services1. SGIS(Statistical GIS)_The Services

5/22

Service Procedure

1. SGIS(Statistical GIS)_The Services1. SGIS(Statistical GIS)_The Services

6/22

Web Service Page - http://sgis.kostat.go.kr (Korean) - http://sgis.kostat.go.kr/statistics_eng/html/index.jsp (English)

1. SGIS(Statistical GIS)_The Services1. SGIS(Statistical GIS)_The Services

7/22

Kinds of Interesting SGIS- Experiencing the Statistical Map

- Looking for a new neighborhood   (e.g. statistics on residential and transportation environments)

- Monthly SGIS : Major Monthly Statistics such as CPI

- e-MiJi(provincial changes in the future)

- Moving Population Pyramid

- Surname Distribution

1. SGIS(Statistical GIS)_Interesting SGIS

1. SGIS(Statistical GIS)_Interesting SGIS

8/22

 Create users own statistical map by input statistical data

on the census map.

Experiencing the Statistical MapExperiencing the Statistical Map

1. SGIS(Statistical GIS)_Interesting SGIS

1. SGIS(Statistical GIS)_Interesting SGIS

9/22

 Provides information to help users choose a new location and area

recommendations to users who are considering moving

Looking for a new NeighborhoodLooking for a new Neighborhood

1. SGIS(Statistical GIS)_Interesting SGIS

1. SGIS(Statistical GIS)_Interesting SGIS

10/22

Provides 10 different "monthly" data applicable to GIS service.

Ratio by last month, ratio by same month of last year

Monthly SGISMonthly SGIS

1. SGIS(Statistical GIS)_Interesting SGIS

1. SGIS(Statistical GIS)_Interesting SGIS

11/22

Users can picture the provinces in the future. Changes Si-Gun-Gu in the period of 1995~2015 by 5 years

e-MiJi(provincial changes in the future)e-MiJi(provincial changes in the future)

1. SGIS(Statistical GIS)_Interesting SGIS

1. SGIS(Statistical GIS)_Interesting SGIS

12/22

 Shows the changes in population structure based on the population

estimation by age in the whole country and by 5-year age in

Si/Do(Metropolitan cities/Provinces)

Moving Population PyramidMoving Population Pyramid

1. SGIS(Statistical GIS)_Interesting SGIS

1. SGIS(Statistical GIS)_Interesting SGIS

13/22

Provides the distribution of the surnames in different regions

based on the population census data in 1985 and 2000.

Surname DistributionSurname Distribution

1. SGIS(Statistical GIS)_Interesting SGIS

1. SGIS(Statistical GIS)_Interesting SGIS

14/22

Supports to utilize the Statistical Geospatial Information from users’ systems

Ways of API Provision - Map API with java script/DHTML format - Document for API Specification is given

Procedure of Admittance - Online issue of Authentication Key

1. SGIS(Statistical GIS)_OpenAPI1. SGIS(Statistical GIS)_OpenAPI

Introduction to OpenAPIIntroduction to OpenAPI

15/22

Apply to issue the authentication key after logon to SGIS

(http://sgis.kostat.go.kr) After checking by system administrator, accept/deny the issue of

authentication key Checking of issue of authentication key at [MyPage]-[Messages]page

2. SGIS(Statistical GIS)_OpenAPI2. SGIS(Statistical GIS)_OpenAPI

SGISHome page

Agreement

Issue of Authentication Key

Application for Authentication Key

KostatAdministrator

Accept

Denial

16/22

 Coordination Conversion

 Map control & Overlay(Map operations such as Enlargement, etc)

 Web Map Service (Drawing up map images)

 Geocode Service(Convert Address to Point)

 Reverse Geocode Service (Convert Point to Address)

 Small Area Statistical Items Inquiring Service

 Small Area SGIS Service(based on Output Areas)

API ListsAPI Lists

2. SGIS(Statistical GIS)_OpenAPI2. SGIS(Statistical GIS)_OpenAPI

17/22

Integration of Google EARTH and SGIS

An Example of using APIAn Example of using API

Open Open APIAPI

(Ex) Population at Keapo-1-dong, Kangnam-gu, Seoul with Google EARTH

2. SGIS(Statistical GIS)_OpenAPI2. SGIS(Statistical GIS)_OpenAPI

18/22

Public Sector : Policy Making on Welfare for social aging

 

Private Sector : geoCRM

- Increasing the effects of commercial signs

along Bus lanes

- CRM in Insurances, Credit Cards Fields

UtilizationsUtilizations

2. SGIS(Statistical GIS)_Utilizations in

public/private fields

2. SGIS(Statistical GIS)_Utilizations in

public/private fields

The Directions- Adaptation of New Address System

• Conversions to New Address System •

• Finding out an advanced method for implementing Census DB

• Adapting Global Geodetic System for compatibility

- Improvement of SGIS Services• Joining Geospatial & Statistical Information using Registers•

• Enrich the Service Contents Continuously

Costs and Efforts Reduction & Service Improvement

2. SGIS in the Future2. SGIS in the Future

19/22

Adaptation of New Address System

Changes in SGIS

- Base maps for Census Individual DB

- Finding advanced method for implementing Census DB

20/22

2. SGIS in the Future2. SGIS in the Future

based on the numbers on

specific districts

based on the streets & numbers on

buildings

2012~

2. SGIS in the Future2. SGIS in the Future

Improvement of SGIS Services- Joining Geospatial & Statistical Information using Registers

21/22

2. SGIS in the Future2. SGIS in the Future

Thank you for your attention.

Ryu, Ki-Hyeong

E-mail : alchemist@korea.kr