1. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 1 Computational Science - the new way to conduct science Kris Stewart San Diego State University NPACI Ed Center on Computational Science & Engineering stewart@sdsu.edu www.edcenter.sdsu.edu

2. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 2 Outline of Sciences Bridge Talk What is Computational Science? Why is this exciting? Why the Freshman Class of 2000 will change the world?

3. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 3 What is Computational Science? Science + Simulation/Modeling + Computer Science Science Discipline Physics, Chemistry, Biology, etc. Computer Science Hardware/Software Applied Mathematics Numerical Analysis, Modeling, Simulation

4. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 4 Computational Science is Teamwork Science Discipline Physics, Chemistry, Biology, etc. Computer Science Hardware/Software Applied Mathematics Numerical Analysis, Modeling, Simulation Teamwork and Collaboration

5. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 5 NPACI Advancing the Computational Infrastructure Resources -- Today’s Digital Laboratory High-performance computing available today to the academic community Develop and Deploy Technology and application collaborations to push the capabilities of tomorrow’s digital laboratory Use and Apply Computational scientists applying enhanced capabilities to achieve new scientific results Disseminate and Incorporate Incorporating technologies into the digital laboratory and disseminating them for use in new communities NPACI Advancing the Computational Infrastructure

6. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 6 NPACI Sources of Information NPACI Partnership Report enVision quarterly science magazine, especially June2000 “Why the Future May Very Well Need Us” www.npaci.edu/enVision/director.html “Online” biweekly electronic publication, www.npaci.edu/online/ www.npaci.edu/online/ www.npaci.edu NPACI Sources of Information

7. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 7 Credit: MJB

8. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 8 3D Visualization Makes Learning Fun ! “I had discovered that learning something, no matter how complex, wasn’t hard when I had a reason to want to know it.” -- Homer Hickam, Jr., The Rocket Boys “I had discovered that learning something, no matter how complex, wasn’t hard when I had a reason to want to know it.” -- Homer Hickam, Jr., The Rocket Boys Credit: MJB

9. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 9 “Trojan Horse Education” Credit: MJB

10. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 10 Scientific Visualization Geometry Display Data “Geometrizing” “Rendering” Information & Insight Credit: MJB

11. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 11 Scalar Data in 3D Examples: Temperatures in a room Molecular potentials Techniques: Colored dots (“point cloud”) Cutting plane Isosurfaces

12. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 12 Isosurface + Contour Plane

13. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 13 Isosurfaces of Medical Data Different Density Surfaces highlight different structures bone=very dense, cartridge=less dense, skin=even less dense

14. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 14 Student Clubs Each academic discipline has its group:

15. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 15 Primarily graduate facultyPrimarily undergraduate faculty College of Arts & LettersCollege of Sciences 1. 1 OFTEN 2. 2 SOMETIMES 3. 3 RARELY 4. 4 NEVER 5. 9 DK/REF (Missing values) Students Using Computers in the Classroom (1997 Faculty Survey)

16. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 16 What’s Next Audience: What is your choice of major? What part do you see for you in the Computational Science Team?

17. N ATIONAL P ARTNERSHIP FOR A DVANCED C OMPUTATIONAL I NFRASTRUCTURE SDSU Science Bridge - CG302 - July 12, 2000 17 Resources - Science Bridge - July 2000 Every SDSU student can have their own computer account on ROHAN (Solaris/UNIX) Email access Remains with you through your student career and for 6 months after you graduate Every SDSU student can have their own web page You might start to assemble your portolio