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NICT
Amazon Google NICT�Science�Cloud
(Amazon�S3)
(Amazon�EC2)
Web
(Google�App�Engine)
Gmail
Google�Map
(Simple�DB)
( BP BP )
/
V�Aurora
STARS5
NICT
36 TDW 6 25TDWH.23
LEDDagik
“Milk�crown”�visualization• 3
– 3D–
•–
• 90 90000 7.2TB
– RAM10
– Gfarm
–
•–
Milk�crownGlobal�MHD
Crown�Milk
3
GB
100
Crown�Milk
64 3D
Global�MHD
IMF
2004
Crown�Milk
MethodA�magnetic�filed�line�at�an�arbitrary�time�and�position�(a�sphere�in�the�panel)�are�chased�on�assumption�of�frozen�in�theory.�(Original�dt in�MHD�simulation�is�0.02�sec.)
Ultra�high�time�resolution�visualization
• time�resolution:�60�sec.�(not�shown�herein)�• frozen�in�broken
• time�resolution:�0.6�sec.�(7,000�files)• frozen�in�for�one�reconnection�event�
• time�resolution:�0.06�sec.�(70,000�files)• reconnection�captured!
Capture�the�reconnection�moment�!
time�resolution�0.06�sec.;�duration�30�sec.
time�resolution�0.6�sec.;�duration�2�min.
Crown�Milk
E,�B�, p,��,�V
(10�100GB)
E,�B�, p,��,�V
(10�100GB)
time1�min.
E,�B�,�p,��,�V
(10�100GB)
E,�B�,�p,��,�V
(10�100GB)
E,�B�,�p,��,�V
(10�100GB)
E,�B�,�p,��,�V
(10�100GB)
SX�9Simulation
AVSVisualization
Large�scale�Computer�Simulation(Space�Weather)
24�hours
100MB
24hours:�15TB 150TB5PB 50PB/year
dt=0.06sec
1000^3
Gfarm/Pwrake)
Client machine
3
3
node1
file
1 1
1500Time step
13320 39
node1 node2 node3 node4
Magnetic�field�data(80MB)
3�D�object�(1.2MB)
58 77
node5
96
node6
115
node7 node8
node2
file
node3
file
node4
file
node5
file
node6
file
node7
file
node8
file
Crown�Milk
13h 49min.(829min.)
3h 3min.(183min.)
3
: 20 sec.: 576
Crown�Milk
(829min./183min.) / 8 100 = 56.6 [%]
1001 82
136 min.
Crown�Milk
Maximum�time�–Minimum�time�=�6�min.
(829min./106min.) / 8 100 = 97.8 [%]Crown�Milk
3D
• aurora…from�observation�data�(POLAR/VIS)• Magnetosphere…from�Global�MHD�simulation
Earth view (aurora)Global view (Magnetosphere)
A�Tool�to�investigate�local/global�and�observational/simulational data
How�can�we�take�a�look�of�both�scales?
Crown�Milk
High�resolution�Display�panel:�TDW�(Tiled�Display�Wall)
Simultaneous�preview�of�global�and�regional�view!
NICT TDW 18000x4300 pixelsCollaborative Data analysis
Crown�Milk
Crown�Milk
Crown�Milk
earless�seal
Crown�Milk
Crown�Milk
Crown�Milk
barb
Crown�Milk
Radar�View�of�a�volcano�in�Japan
Crown�Milk
3D• H.20 CG
–• H.21 CG 3D�CG
– CG
• H.22 3D– CG
AVSformat
OBJformat
CG 3D
3D
CG WS 3dx�MAX
CG�
CG
AVSformat
OBJformat
Converter�
3D
WS AVS3D
3D�CG