KNOWLEDGE SHARING AND CREATINGKNOWLEDGE SHARING AND CREATING

THROUGH ASYNCHRONOUS DISTRIBUTED SYSTEM THROUGH ASYNCHRONOUS DISTRIBUTED SYSTEM

BASED ON WEB TECHNOLOGY BASED ON WEB TECHNOLOGY

Bing SHAOBing SHAOSeigo OGATASeigo OGATAIchiro KOBAYASHIchiro KOBAYASH

IIYuji HOSHINOYuji HOSHINO

Kumamoto University, Kumamoto City, JAPANKumamoto University, Kumamoto City, JAPAN

Purpose of our researchPurpose of our research

• Improve the competitive ability of Improve the competitive ability of architecture, engineering and construction architecture, engineering and construction industry by using information technology.industry by using information technology.

• Strengthening the relationship between Strengthening the relationship between academy and construction company.academy and construction company.

1. Introduction1. Introduction

4D-CICC4D-CICC4D-CICC4D-CICC

CG-CICCCG-CICC((CComputer omputer GGraphics supportedraphics supported

CCollaborative ollaborative IIntegratedntegratedCCommunication for ommunication for CConstruction)onstruction)

CG-CICCCG-CICC((CComputer omputer GGraphics supportedraphics supported

CCollaborative ollaborative IIntegratedntegratedCCommunication for ommunication for CConstruction)onstruction)

Scheduling support subsystemScheduling support subsystemScheduling support subsystemScheduling support subsystem

2. Theory of knowledge creating2. Theory of knowledge creating

Authors:Authors:

Ikujiro NONAKAIkujiro NONAKA

Hirotaka TAKEUCHIHirotaka TAKEUCHI

2. Theory of knowledge creating2. Theory of knowledge creating

KnowledgeKnowledge

1. Explicit knowledge:1. Explicit knowledge: Explicit knowledge may be described Explicit knowledge may be described

in formal language, can be transmitted frin formal language, can be transmitted from one to anther easily.om one to anther easily.

2. Tacit knowledge:2. Tacit knowledge: Tacit knowledge cannot be described iTacit knowledge cannot be described i

n formal language, is difficult to be transn formal language, is difficult to be transmitted from one to anther easily. Typicalmitted from one to anther easily. Typically refer to ability.ly refer to ability.

2. Theory of knowledge creating2. Theory of knowledge creating

ExplicitExplicit CombinationCombinationInternalizationInternalization

FromFrom

TacitTacitToTo

SocializationSocialization ExternalizationExternalizationTacitTacit

ExplicitExplicit

3. Outline of 4D-CICC: CG-CICC3. Outline of 4D-CICC: CG-CICC

Client’s OfficeClient’s Office (Ashikita)(Ashikita)

Construction SiteConstruction Site

Company A (Tokyo)Company A (Tokyo)

Company B (Osaka)Company B (Osaka)

Company C (Kumamoto)Company C (Kumamoto)

Kumamoto UniversityKumamoto University

CommunityCommunityLocalLocal

CommunityCommunityLocalLocal

WorldWorldWideWideWebWeb

Site…Site…

Site…Site…

3. The Information integrated in CG-CICC : 3. The Information integrated in CG-CICC : CAD drawingCAD drawing

3. The Information integrated in CG-CICC : 3. The Information integrated in CG-CICC : CG animationCG animation

Frame Accurate Animation (FAA)Frame Accurate Animation (FAA)

3. The Information integrated in CG-CICC : 3. The Information integrated in CG-CICC : CG animationCG animation

Real Time Animation (RTA)Real Time Animation (RTA)

3. Other information integrated in CG-CICC3. Other information integrated in CG-CICC

BBS InformationBBS Information PIF Information (Virtual Name Card) PIF Information (Virtual Name Card)

Photograph InformationPhotograph Information Document (PDF file)Document (PDF file)

3. Analysis of construction process3. Analysis of construction process

PlanPlanPlanPlan DoDoDoDo CheckCheckCheckCheck

ActionActionActionAction

ScheduleScheduleManagementManagementScheduleScheduleManagementManagement

ActualActualConstructionConstructionActualActualConstructionConstruction

Simulation & ExaminationSimulation & Examination

PlanPlanPlanPlan DoDoDoDo CheckCheckCheckCheck ActionActionActionAction

Traditional PDCA cycleTraditional PDCA cycle

Computer simulating systemComputer simulating system

3. The structure of 4G-CICC3. The structure of 4G-CICC

CG-CICCCG-CICC

Consensus makingConsensus making

Visualizer subsystemVisualizer subsystem Optimizer subsystemOptimizer subsystem

DiscussionDiscussion

Scheduling support systemScheduling support system

3. 4D-CICC is the Knowledge-Creating process3. 4D-CICC is the Knowledge-Creating process

DiscussionDiscussion

OptimizerOptimizersubsystemsubsystem

ConsensusConsensusmakingmaking

VisualizerVisualizersubsystemsubsystem

SocializationSocialization

CombinationCombination

ExternalizationExternalization

InternalizationInternalization

4. Requirements of 4D-CICC4. Requirements of 4D-CICC

Consensus makingConsensus making

Visualizer subsystemVisualizer subsystem Optimizer subsystemOptimizer subsystem

DiscussionDiscussion

BBS SystemBBS System

MS-Project98MS-Project98Superscape Superscape VRTVRT

Consensus makingConsensus making

Visualizer subsystemVisualizer subsystem Optimizer subsystemOptimizer subsystem

DiscussionDiscussion

4. Requirements of 4D-CICC4. Requirements of 4D-CICC

Tem

plateT

emplate

4. Requirements of 4D-CICC4. Requirements of 4D-CICC

(d) Temporary template(d) Temporary template(c) Constructive template(c) Constructive template

Com

pletion

Com

pletion

11

00TimeTime

11tt11 tt22

(b) Destructive template(b) Destructive template

Com

pletion

Com

pletion

11

00TimeTime

11

(a) Permanent template(a) Permanent template

Com

pletion

Com

pletion 11

00TimeTime

11t’t’11 t’t’22tt11 tt22

Com

pletion

Com

pletion 11

00TimeTime

11tt11 tt22

5. Pilot application—The homepage of Sashiki Bridge5. Pilot application—The homepage of Sashiki Bridge

http://gdp1.civil.kumamoto-u.ac.jp/sashiki-bridge/index2.htmlhttp://gdp1.civil.kumamoto-u.ac.jp/sashiki-bridge/index2.html

5. Pilot application—Sashiki Bridge5. Pilot application—Sashiki Bridge

6. Conclusion6. Conclusion

• 4D-CICC is a new method to improve the construction eng4D-CICC is a new method to improve the construction engineering using computer technology, concretely the CG (ineering using computer technology, concretely the CG (ccoomputer mputer ggraphics) and VR (raphics) and VR (vvisual isual rreality) technology.eality) technology.

• 4D-CICC can also be called 4D-CAD. But it prefers focusi4D-CICC can also be called 4D-CAD. But it prefers focusing on the construction work. So you can call it 4D-CAD or ng on the construction work. So you can call it 4D-CAD or 4D-CAW (Computer Aided Work).4D-CAW (Computer Aided Work).

• The process of 4D-CICC is also the process of knowledge The process of 4D-CICC is also the process of knowledge creation. Using this system, distributed people can get new creation. Using this system, distributed people can get new ideas or designs asynchronously.ideas or designs asynchronously.

• We have used 4D-CICC system in some construction sites We have used 4D-CICC system in some construction sites successfully, such as Sashiki-Bridge construction project.successfully, such as Sashiki-Bridge construction project.