PKNUPKNU- 1 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
Jan., 2005
Jai Ho Oh [email protected]
Pukyong National University, Busan, Koreahttp://climate.pknu.ac.kr/
The Regional R&D FrameworkThe Regional R&D Framework
for Ensemble Prediction of Rapidly Developing S.W.P.for Ensemble Prediction of Rapidly Developing S.W.P.
based on HPN & GRID Technology based on HPN & GRID Technology
PKNUPKNU- 2 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
PKNUPKNU- 3 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
Initial State Uncertainty
Truth
Forecast
1. Traditional Forecasting
Back GroundBack Ground
Briefing and DiscussionBriefing and Discussion
PKNUPKNU- 4 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
t critical
Deterministic Stochastic
Initial State Uncertainty
2. Ensemble Forecasting
PKNUPKNU- 5 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
Probability forecast
PKNUPKNU- 6 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
이미지 누락 이미지 누락
100mm
97mm
3 시간간격의 관측치 , 앙상블 강수량 , 강수확률 비교
20.5mm
200207040900
200207041200
200207041500
200207041800
200207042100
200207050000
3. Example of Ensemble Forecast for Typhoon “Ramasoon”
PKNUPKNU- 7 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
105mm124m
m
98mm
200207050300
200207050600
200207050900
200207051200
200207051500
200207051800
3 시간간격의 관측치 , 앙상블 강수량 , 강수확률 비교
3. Example of Ensemble Forecast for Typhoon “Ramasoon”
PKNUPKNU- 8 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
82.8mm
200207052100
200207060000
200207060300
200207060600
3 시간간격의 관측치 , 앙상블 강수량 , 강수확률 비교
3. Example of Ensemble Forecast for Typhoon “Ramasoon”
PKNUPKNU- 9 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
4. Multi-ensemble forecast in USA
PKNUPKNU- 10 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
多多益善
5. Benefit of Multi-ensemble Prediction
PKNUPKNU- 11 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
Establishment of GRID based Research Framework
on Severe Weather Prediction
GOAL GOAL
PKNUPKNU- 12 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
GRID and Atmos. Sci. in KOREAGRID and Atmos. Sci. in KOREA
Accomplish the Goal with GRIDAccomplish the Goal with GRID
Significant Comp. Significant Comp. ResourcesResources
Great Amount of DataGreat Amount of Data
Limited Human and Computational ResourcesLimited Human and Computational Resources
다학제간 기상연구협업다학제간 기상연구협업
Interdisciplinary Interdisciplinary worksworks
Probable ApproachesProbable Approaches
PKNUPKNU- 13 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
The concept of virtual lab. for super ensemble prediction of severe weather phenomena
- Access Grid : Cooperative meteorological research environment - Computational Grid : Distributed high performance computing - Data Grid : Virtual server for large meteorological data
GRID concept is essential for C-J-K Research Framework
About GRID based Research FrameworkAbout GRID based Research Framework
GRID Web - Portal
PKNUPKNU- 14 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
Major Components of C-J-K FrameworkMajor Components of C-J-K FrameworkReal-time C-J-K. collaboration Real-time C-J-K. collaboration
with Access GRIDwith Access GRID
Distributed high performance computing Distributed high performance computing with Computational GRIDwith Computational GRID
Web-portal for data GRIDWeb-portal for data GRID
PKNUPKNU- 15 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
11 차년도 차년도 : C-J-K research Framework Installation: C-J-K research Framework Installation
PKNUPKNU- 16 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
Obs.
Obs.
Obs.
IC
BC
ICBC
NEW ICNEW BC
IC
BC
MODEL OUT
MO
MO
MO
22 차년도 차년도 : C-J-K research Framework Pilot Testing: C-J-K research Framework Pilot Testing
PKNUPKNU- 17 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
JMA
KMAObservation Data-set
Observation Data-set
CMA
Observation Data-set
33 차년도 차년도 : C-J-K research Framework Operation: C-J-K research Framework Operation
PKNUPKNU- 18 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
Collabortion among C-J-KCollabortion among C-J-K
C-J-KResearch
Framework
KOREA
JAPAN CHINA
Shearing Shearing
Comp. Res.Comp. Res.
KISTI KISTI ClusterCluster
KT KT ClusterCluster
PKNU StoragePKNU Storage
NCAM StorageNCAM Storage
Shearing Obs. DataShearing Obs. Data Shearing Ensemble Shearing Ensemble ForecastForecast
PKNUPKNU- 19 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
Data Grid: Web Data Grid: Web 기반 기상 그리드 포털 구축 및 운영 기반 기상 그리드 포털 구축 및 운영 (GTK 3.0)(GTK 3.0)
Web PortalWeb Portal forfor Data GridData Grid
PKNUPKNU- 20 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
공동연구를 위한 국내 네트웍 현황공동연구를 위한 국내 네트웍 현황
초고속 선도망 이용기관은 현재 해외와 연결된 시험망 자동 이용
PKNUPKNU- 21 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
KOREA light network & GLORIAD network.
초고속 선도망과 연동되는 해외망에 대한 TOPOLOGY.
공동연구를 위한 해외 네트웍 현황공동연구를 위한 해외 네트웍 현황
해외 연동망을 활용한 기술 발전 방향
- 한 · 중간 연구전산망 연동을 통해 슈퍼컴퓨팅 , 그리드 등을 비롯한 첨단 응용연구 활성화
- 세계적인 과학기술 망인 글로리아드 (GLORIAD) 연구망에 한국의 주도적 참여 기대
- 초고속연구망 (KREONET) 와 과학기술연구망 (CSTNET) 을 통한 국내외 연구 활동 증진
PKNUPKNU- 22 -
1919thth APAN Meetings in Bangkok, Jan. 24-28, 2005 APAN Meetings in Bangkok, Jan. 24-28, 2005
공동연구 인력 및 정보 교류방안공동연구 인력 및 정보 교류방안
년 2 회 이상의 C-J-K Workshop 연 2 회 이상의 C-J-K User Tutorials
C-J-KCoresearchFramework
KOREA
JAPAN CHINA
월간회의 : Access Grid 실시간 화상회의시스템을 이용한 월 1 회 이상 실시