Basic HTML version of Foils prepared 27 August 1997

Foil 67 Back from the Analogy to Parallel Computers!

From CPS615-Introduction-Course,Driving Technology and HPCC Current Status and Futures CPS615 Basic Simulation Track for Computational Science -- Fall Semester 97. by Geoffrey C. Fox


Now we go through a set of semi-realistic examples of parallel computing and show they use various forms of data parallelism
Seismic Wave Simulation: Regular mesh of grid points
Cosmology (Universe) Simulation: Irregular collection of stars or galaxies
Computer Chess: "Data" is now parts of a game tree with major complication of pruning algorithms
  • "Deep Blue" uses this global parallelism combined with optimal locally parallel evaluation of "score" of a position using special hardware
Defending the Nation: Tracking multiple missiles achieves parallelism from set of missiles
Finite Element (NASTRAN) structures problem: Irregular collection of nodal (grid) points clustered near a crack



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