dr. jinwonchoi, ceo of virtual builders bong yeoncho, head of … choi.pdf · 2021. 1. 29. · 1....
TRANSCRIPT
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Dr. Jinwon Choi, CEO of Virtual BuildersBong Yeon Cho, Head of Geospatial Information Division, Seoul Metropolitan
Government
Dr. Jinwon Choi, CEO of Virtual BuildersBong Yeon Cho, Head of Geospatial Information Division, Seoul Metropolitan
Government
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1. Background
2. Cases and Tendency
3. Project in Seoul
4. Cases of Application
5. Future Plans
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1. Background
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• Buildings are becoming bigger and more complex• An increase in indoor activities(80% of daily life)• A growth in thought of disaster prevention in indoor space• Needs for civic services for people’s safety and convenience through the integration of indoor spatial
information
1. Background
3D Indoor spatial information in Seoul
An increase in the complexity of building
structure
People spend 80-90% of their time indoors (NOKIA Source Strategy Analytics)
???
Geometry data+Properties data
3D Geographic Information System
Many disaster occurred in indoor
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2. Cases and Trends
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Google Indoor MapMicrosoft Bing Venue Maps
• Global companies such as Google, Apple and Microsoft have been constructing indoor spatial information• Indoor map service : 2D Indoor Map, pictures (360°panorama) based indoor map provision• Expanding the construction for indoor map from the U.S to worldwide, predicted about 120,000 places in 2016 (2012, IMS Research)
2.1 Trends (World-wide)
Google Indoor Maps Google Maps Floor Plans
TrimbleNOKIA< Indoor map installation in companies>
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• Constructed indoor map services at 78 major underground shopping arcades• Indoor map service : 2D Indoor Map, pictures (360°panorama) based indoor map provision• Launched 3D indoor location based service at Incheon international airport• Expanding to construct 3D indoor map for most public buildings in Seoul until 2016
NAVER Indoor Map(2D) Daum Store View Service Mobile Indoor Map
(Incheon Airport)
2.2 Trends (Korea)
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1. 3D laser scanning based Indoor map construction
3D indoor spatial information construction project in Seoul
2. Construction of indoor map using camera(Panorama)
3. BIM model data construction for practical use 4. Construction drawing(2D CAD) based Indoor map construction
CAD
2.3 Technologies to construct 3D indoor maps
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3. Project in Seoul
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• Performance Division : Spatial Information Division, Seoul City Hall• Aim : 3D indoor space modeling construction for essential public buildings• Period : May. 2013 ~ Dec. 2013 (8Months)• The number of employee : 150 people / Necessary budget : $3million• Targets : Public buildings(Museum, Cultural Center, City Hall, etc.)
Public Buildings,
50
Underground
shopping area, 2
Transfer Station,
60
112
5060
20
50
100
150
Total Public buildins Subway Underground
shopping area
Targets
Public buildings Subway transfer station Underground shopping area Total
Number 50 60 2 112
3.1 Introduction
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Plan Analysis
Site Analysis and Texture
Modification
Indoor Space Modeling
Field Check and Feedback
Final Check / Finishà Service
Step 1.
Step 2.
Step 3.
Step 4.
Step 5.
Step 2 : Site Analysis and Texture Modification
Step 1 : Plan Analysis
Step 3 : Indoor Space Modeling
Step 5 : Final Check / Finish à Service
Step 4 : Field Check and Feedback
Global Coordinate System and
Matching
Step 6.
Step6 : Global Coordinate System and Matching
3.2 The Map Construction Process
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3.3 BenefitsObject-oriented Space Model Data
§Objectify building component (Wall, Column, Slab, etc.)§Define object attribute information
01Object-oriented
model data
02공간
네트워크
02Topology
Generation
03Intercompa-
tability
Path Topology
Auto-generate Indoor spatial information topology
§Automatically Generate topologies expressing relationship between spaces
(Zone / Connector / Zone-connector / Path Topology)
Zone Topology
OGC Global Standard Compliance
§Conversion into IndoorGML(3D Indoor Spatial Information Global Standard)
§Conversion into CityGML(3D Outdoor Spatial Information Global Standard)
§Conversion into KML
3D Indoor Space Modeling Tool(GongBuilder)
Exchange &Representation
IndoorGML
KML
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3.4 Model Images (Gangdong Station)
Real Images 3D Indoor Space Model
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3.4 Model Images (Chunho Station)
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3.4 Model Images (Chunho Station)
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Real Image 3D Indoor Space Model
3.4 Model Images (Gangil Multiplex)
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3.4 Model Images (Jungrang Information Library)
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4. Cases of Application
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4.1 Web Service of 3D Indoor Maps
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4.2 Security Monitoring Service with 3D Indoor Maps
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4.3 Showing on Media
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5. Future Plans
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• Save energy through the LED light control and energy monitoring system
• Managing space use and Monitoring room status in Seoul City Hall
• Fire and evacuation simulation and the prediction of evacuation route
5. Future Plans
Seoul City Hall(Space Management Service)
Energy Management Service Evacuation Simulation Service
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5. Future PlansIndoor Location Based
Service (MOBILE)
Energy Control and Monitoring
(WEB, MOBILE)
Logistics
Management(WEB)Direction Guide(KIOSK)
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5.1 Smart Security System
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5.2 Developing a Platform for Indoor Services