GAME-T DataManagement Report
AGATA, Yasushi Univ. of Tokyo, Japan()Significance of DataManagement• Collecting and Sharing data is crucialfor ｈｙｄromet research• Information on all dataset should belocated in the same place• DB with ‘User-friendly’ interface helps
researchers

Then, where is GAME-T
Dataset?
• Published by using WWW technology.
• In Japan (Univ. of Tokyo):
http://hydro.iis.u-tokyo.ac.jp/GAME-T/• In Thailand (NRCT): NEW!
http://game-t.nrct.go.th/GAME-T/• They are always ‘mirrored’GAME-T Dataset Contents• Routine Observations– Weather / River discharge etc.
– By various countries in SE Asia

• Field Observations– Flux / Radiation / Rainfall etc.

• Upper Air Observations– Sonde / Lidar / Wind Profiler / GPS etc.

• Quicklook images and maps
• Documents

How Datasets are being collected?
[1] Routine Obs.
• ‘3 tier’ system

☺
☺
☺
☺

Original (Raw) Files
Various Format☺
☺

‘Gateway’ Personsof GAME-T

Governmental
Agencies on Weather/RiverObservation

Adding Info./Format Conv.

☺
DB ManagerDB

How Datasets are being collected?
[2] Intensive (GAME-T) Obs.
• Researchers send files to DB manager☺
☺
☺
☺
Each Researcher

Original (Raw) Files
Various Format☺
DB Manager

Adding Info.
(No Format Conv.)

DBGAME-T Dataset

Characteristics• Richness innot only
intensive measurements by researchers
but also
routine (operational) observation
by official agencies from variouscountries

Routine Obs. Stations

Original (Raw) Files• Media– More than 100 FD, CD-R, ZIP, MO, DVD-R, DLT...
– On-line publication– E-mail attached•GAME-T
Member canview contentsof each disk
(PasswordNeeded)

Recent Achievement [1]• CD-ROM published– Complete‘Snapshot’ ofGAME-T databaseat June 2002.
– Contains more than
8000 files (620MB)– Please take one!

Recent Achievement [2]• New DB Server
was installed inNRCT, Thailand– Maintained by
NRCT’s staff– Contents are thesame as that ofUniv. of Tokyo’sServer (rsync)

http://game-t.nrct.go.th/GAME-T/

New Contents (after CD-ROM)• ORIGINAL DATA FILES :GAME-T members can now view theircontents originally provided by researchers
and/or agencies– Total size is now more than 4GB• 0.1 deg DEM of ChaoPhraya River– Also 0.1deg river direction data is now being
prepared– For 0.1deg LSM study (tomorrow’s presentation)

0.1deg DEM ofChaoPhraya
River, ThailandSize of Files• 3.4GB out of 4.1GB is original files– Original files sometimes contain hugedata files
Field Obs 0.3GB
Routine Obs 0.25GB

Original Files 3.4GB

Total : 4.1GB

Number of Files• NUMBER: 7464 out of 12790 are
routine files.
– DB manager divided all files so thateach file contains one-year one-station
data in the same format
Original Files 2056

Remote Sensing 1679

Routine Files 7464

Total : 12790

Access Count• Total Pageview to date=92909

Max. at 2002Aug.
Pageview=16309
UniqIP=704

18000

900

16000

800

14000

700

Total Pageview
Unique IP

12000

600

10000

500

8000

400

Unique IP

6000

300

4000

200

Month100
2002/08

2002/06

2002/04

2002/02

2001/10

2001/08

2001/06

2001/04

2001/02

2000/12

2000/10

2000/08

2000/060

2001/12

Pageview

20000Unique IP

Total Pageview

GAME-T Datacenter (Tokyo) Access CountAccess from Thailand

Max at 2002Aug.
UniqIP=704
From Thai=18900
800

201816
14
12
10864
20700
600

Unique IP

500400300200Month2002/08

2002/06

2002/04

2002/02

2001/12

2001/10

2001/08

2001/06

2001/04

2001/02

2000/12

2000/10

2000/08

2000/06

From Thai100
0Unique IP

Unique IP fromThailand

GAME-T Datacenter (Tokyo) Access CountConclusion• GAME-T(1)’s achievement :– ‘Human network’ for data collection– Data publication and sharing system.

• Data collection / publication activities
continue also in GAME-T(2)• CD-ROM and distributed DB server offers
easier access to GAME-T data files.
• New data files were/will be created– For new generation study

Need latest info?
• GAME-T ML (see hyperlink in the DB)– Monsoon-ML(English/Thai) :BY Prof. Hashizume, Chulalongkorn Univ.
– GAME-ML(Japanese)
By Univ. of Tokyo• DB Manager : agata@iis.u-tokyo.ac.jp• We welcome your comment and data
requests!

Acknowledgement• GAME-T DB has been helped by– all who provided us their precious data,
including both official agencies in SE
Asia countries and GAME-T researchers– All who used the DB and gave comments• New DB server in Thailand wasinstalled with NRCT’s support. The
server is now maintained by NRCT.

THANK YOU!