1. The SiTProS Model (Siam Tsunami Propagation Simulator) Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Dr.Wattana Kanbua Marine Meteorological Center Meteorological Observation and Warning Bureau Thai Meteorological Department Mr.Somporn Chuai-Aree Department of Mathematics and Computer Science, Faculty of Science and Technology, Prince of Songkla University, Pattani Campus. Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

2. SiTProS Model – shallow water equation Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

3. SiTProS Model – 2D grid system Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

4. SiTProS Model – approximation (model 1) Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

5. SiTProS Model - Calculation From where u (n+1) may be calculated as: Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

6. Initial Condition SiTProS Model - Calculation R values at n=1 as the initial conditions What are the values at n=0? We apply a zero-gradient initial condition, this means substitute this into (4), then we get Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

7. SiTProS Model - Calculation Boundary Condition 4 boundaries are free (open). Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

8. Algorithm for Wave Propagation how does this algorithm work? (to save memory) U[new]U[old] U[new] can be assigned tofor next iteration before calculation. Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

9. SiTProS Model – approximation (model 2) Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

10. SiTProS Model – computing grid Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

11. Results – tsunami propagation Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007 Observing dataComputing data

12. Rendering Panel Computing Region Panel Parameters and Output Setup Panel Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

13. 1. Region selection 2. Update Region 3. Set Parameters 4. Earthquake Initial Condition (mouse drop(point) or drag(line) (Starting Point = Epicenter) Follow the step by step 1, 2, 3, 4 Capture Animation Time setup, Suggestion Asia Modelling Symposium International Conference Asia Modelling Symposium International Conference Held at Phuket, Thailand, March 27-30, 2007 Held at Phuket, Thailand, March 27-30, 2007 Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007

14. Annual National Symposium on Computational Science and Engineering (ANSCSE11) Held at Phuket, Thailand, March 28-30, 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Help at Alexandria, Egypt during the period from 14 to 17 April 2007 Joint Regional Conference on Disaster Relief and Management – International Cooperation & Role of ICT Held at Alexandria, Egypt during the period from 14 to 17 April 2007