'Coarse grid' presentation slideshows

CS 267: Applications of Parallel Computers Unstructured Multigrid for Linear Systems

CS 267: Applications of Parallel Computers Unstructured Multigrid for Linear Systems. James Demmel Based in part on material from Mark Adams (www.columbia.edu/~ma2325) www.cs.berkeley.edu/~demmel/cs267_Spr07. Recall Big Idea used several times in course. To solve a hard problem,

915 views • 77 slides

CS 267: Applications of Parallel Computers Unstructured Multigrid for Linear Systems

CS 267: Applications of Parallel Computers Unstructured Multigrid for Linear Systems. James Demmel (based in part on material from Mark Adams) www.cs.berkeley.edu/~demmel/cs267_Spr05. Recall Big Idea used several times in course. To solve a hard problem,

826 views • 74 slides

Multigrid

809 views • 55 slides

Jim E. Jones Center for Applied Scientific Computing

Jim E. Jones Center for Applied Scientific Computing. Algebraic Multigrid for Finite Element Problems: AMGe. Andy Cleary Rob Falgout Van Henson Panayot Vassilevski Ulrike Meier Yang. Marian Brezina Tim Chartier Tom Manteuffel Steve McCormick John Ruge. Collaborators. Outline.

518 views • 39 slides

Amenability of Multigrid Computations to FPGA-Based Acceleration*

Amenability of Multigrid Computations to FPGA-Based Acceleration*. Yongfeng Gu Martin Herbordt Computer Architecture and Automated Design Laboratory Department of Electrical and Computer Engineering Boston University http://www.bu.edu/caadlab.

461 views • 38 slides

Jeremy Pal Filippo Giorgi, Raquel Francisco, Elfatih Eltahir

Part I: Representation of the Effects of Sub-grid Scale Topography and Landuse on the Simulation of Surface Climate and Hydrology Part II: The Effects of Soil Moisture on the Simulation of Surface Climate and Hydrology. Jeremy Pal Filippo Giorgi, Raquel Francisco, Elfatih Eltahir.

473 views • 36 slides

Jeremy Pal Filippo Giorgi, Raquel Francisco, Elfatih Eltahir

Part I: Representation of the Effects of Sub-grid Scale Topography and Landuse on the Simulation of Surface Climate and Hydrology Part II: The Effects of Soil Moisture on the Simulation of Surface Climate and Hydrology. Jeremy Pal Filippo Giorgi, Raquel Francisco, Elfatih Eltahir.

449 views • 36 slides

Application of Adaptive Mesh Refinement to PIC simulations in inertial fusion

427 views • 34 slides

453 views • 33 slides

Applications of Algebraic Multigrid to Large Scale Mechanics Problems

Applications of Algebraic Multigrid to Large Scale Mechanics Problems. Mark F. Adams 22 October 2004. Outline. Algebraic multigrid (AMG) introduction Industrial applications Micro-FE bone modeling Olympus Parallel FE framework Scalability studies on IBM SPs Scaled speedup Plain speedup

474 views • 32 slides

On Generalizing the AMG Framework

Robert D. Falgout and Panayot Vassilevski Center for Applied Scientific Computing Lawrence Livermore National Laboratory Germany June, 2003. On Generalizing the AMG Framework. Outline. AMG / AMGe framework background New Measures and Convergence Theory Building Interpolation

452 views • 30 slides

K. N. Liou, Y. Chen, and Y. Gu Department of Atmospheric and Oceanic Sciences, UCLA

3D Radiative Transfer in Cloudy Atmospheres: Diffusion Approximation and Monte Carlo Simulation for Thermal Emission. 3D Clouds in the Atmosphere and in Climate Models 3D Radiative Transfer: Diffusion Approximation 3D Thermal Radiative Transfer: Monte Carlo Simulation

496 views • 28 slides

Algebraic Multigrid AMG

Algebraic Multigrid AMG. Steve McCormick, Tom Manteuffel, John Ruge +++ Applied Math Department University of Colorado @ Boulder January, 2002. +++ Center for Applied Scientific Computing Lawrence Livermore National Laboratory. Outline Alphabet Soup. AMG Classical AMG

626 views • 26 slides

An example of a coherence-aided fault interpretation workflow

An example of a coherence-aided fault interpretation workflow. Kurt J. Marfurt (University of Oklahoma). Animate through a suite of coherence slice and identify strong discontinuities that persist with depth.

322 views • 24 slides

Optimization of Geometric Multigrid for Emerging Multi- and Manycore Processors

Optimization of Geometric Multigrid for Emerging Multi- and Manycore Processors. Amik Singh ParLab, EECS CS 252 Project Presentation 05/04/2012. May the 4 th be with you. Outline. Introduction Experimental Setup Challenges Optimizations Results & Conclusions Future Work.

316 views • 22 slides

Numerical Solvers for BVPs

Numerical Solvers for BVPs. By Dong Xu State Key Lab of CAD&CG, ZJU. Overview. Introduction Numerical Solvers Relaxation Method Conjugate Gradient Multigrid Method Conclusions. Introduction. What is Boundary Value Problems?. Typical BVPs. Discretization. Regular Grid Irregular Grid.

303 views • 20 slides

CASA Day 9 May, 2006

CASA Day 9 May, 2006. Outline. Transport of passive tracers physical problem, mathematical model Local Defect Correction (LDC) basic method and its properties extensions (conservation, multiple levels of refinement) Numerical results. Transport of passive tracer. Passive tracer:

278 views • 18 slides

RAMS Parallel Processing Techniques

RAMS Parallel Processing Techniques. RAMS Parallel Design Considerations. Concentrating on larger problems (only 3-dimensional) No compromises in physics and numerics Target distributed memory, MIMD architectures workstation cluster first platform

308 views • 18 slides

ROMS Development and Operational Forecast

334 views • 16 slides

Long-term observations of atmospheric O 2 :CO 2 ratios over the Southern Ocean

Long-term observations of atmospheric O 2 :CO 2 ratios over the Southern Ocean. Britton Stephens (NCAR), Ralph Keeling (Scripps), Gordon Brailsford (NIWA), Andrew Manning (UEA), Sara Mikaloff -Fletcher (NIWA), Prabir Patra (JAMSTEC), Jonathan Bent (Scripps), Colm Sweeney (NOAA/CU).

265 views • 14 slides