The APEC Cooperation for Earthquake Simulation (ACES) John B Rundle ACES Executive Director University of California, Davis, CA USA

What is ACES?  ACES(APEC Cooperation for Earthquake Simulation) project was endorsed at the APEC ISTWG Meeting in Singapore on October 1st,  Main purpose of the ACES project is to understand the earthquake and tsunami generation mechanism in Asia Pacific region.  One of the main activity in the ACES project is the International workshop scheduled every two years.

What is ACES?  ACES(APEC Cooperation for Earthquake Simulation) project was endorsed at the APEC ISTWG Meeting in Singapore on October 1st,  Main purpose of the ACES project is to understand the earthquake and tsunami generation mechanism in Asia Pacific region.  One of the main activity in the ACES project is the International workshop scheduled every two years.

What is ACES?  ACES(APEC Cooperation for Earthquake Simulation) project was endorsed at the APEC ISTWG Meeting in Singapore on October 1st,  Main purpose of the ACES project is to understand the earthquake and tsunami generation mechanism in Asia Pacific region.  One of the main activity in the ACES project is the International workshop scheduled every two years.

What is ACES?  ACES(APEC Cooperation for Earthquake Simulation) project was endorsed at the APEC ISTWG Meeting in Singapore on October 1st,  Main purpose of the ACES project is to understand the earthquake and tsunami generation mechanism in Asia Pacific region.  One of the main activity in the ACES project is the International workshop scheduled every two years.

History of Meetings 8 th International workshop on Advances of Simulation in Multihazards, Maui, HI, USA, Oct, 2012 ACES small workshop on Multihazards, Maui, HI, USA, May, th International workshop, Otaru, Hokkaido, Japan, Oct th International workshop, Cairns, AU, May th International workshop, Maui, HI, USA, April th International workshop and iSERVO meeting, Beijing, China, July rd ACES working group meeting, Melbourne and Brisbane, AU, June 2003 ACES working group meeting, Maui Supercomputer center, Maui, HI, USA, Aug nd International workshop, Hakone, Japan, Oct st Inaugural International workshop, Brisbane and Noosa, Japan, Jan- Feb 1999.

Objectives of the Project  Develop Science and Technology Network for earthquake and tsunami simulation established by the ACES project in  Share the state-of-arts technology on earthquake and tsunami simulation among APEC economies.  Establish assimilation technology of numerical modeling for the prediction of future earthquake, tsunami, and other disasters.

ACES Working Groups  WG1: Microscopic Simulation  WG2: Scaling Physics  WG3: Macro-scale Simulation: Earthquake Generation and Cycles  WG4: Macro-scale Simulation: Dynamic Rupture and Wave Propagation  WG5: Computational Environment and Algorithms  WG6: Data Assimilation and Understanding  WG7: Model Applications  WG8: Other Geoscience Simulation

Some Recent Research  Joint simulation of earthquake generation process constrained by GPS observation  Seismic wave and tsunami propagation  Experimental validations

Earthquake Generation Cycle Simulation along San Andreas Fault system (as InSAR Images)

Hashimoto, Noda, Sagiya & Matsu’ura (2009) GEONET Epicenters and tsunami source regions GPS velocity vectors ( ) Slip-deficit rate distribution Slip-Deficit Rate Distribution at Plate Interfaces Inferred from GPS Data Inversion

Fukuyama, Ando, Hashimoto, Aoi & Matsu’ura (2009) Comparison of computed (red) and observed (black) waveforms Slip velocity changes and the final slip distribution The source area of the 2003 Tokachi-Oki earthquakes Joint Simulation of Stress Accumulation, Dynamic Rupture and Seismic Wave Propagation

Seismic Wave and Tsunami Propagation from Large Earthquakes Seismic Wave Propagation Tsunami Propagation

A Practical Application for Earthquake and Tsunami Simulation Real-Scale Shaking Table Experiments by E-Defense

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