Divide-and-conquer (STEDC): all eigenvectors, faster than the the previous two ... PDSYEVD: parallel divide and conquer (F. Tisseur) PDSYEVR: MRRR (C. V mel) ...
A typical goal is Finding Gene Networks, i.e., groups of genes that change ... can then be performed to confirm the discovered regulatory network biologically. ...
Motivation for new Sca/LAPACK. Challenges (or research opportunities...) Goals of new Sca/LAPACK ... van de Geijn/Quintana-Orti, Howell / Fulton, Bischof / Lang ...
Some uses of TOPS solver software. TOPS posters: what to find Tues. aft. ... reporting here; please see our eight posters Tue. and seven 2-pagers on-line ...
For all linear algebra problems. For all matrix structures. For all data types ... Only get 'matrix close to singular' message when answer wrong? Extends to ...
Best choice can depend on knowing a lot of applied mathematics and ... Algorithm and its implementation may strongly depend on data only known at run-time ...
Title: PowerPoint Presentation Author: ddunlavy Last modified by: Danny Dunlavy Created Date: 4/30/2004 12:03:28 PM Document presentation format: On-screen Show
Parallel Sparse Operations in Matlab: Exploring Large Graphs John R. Gilbert University of California at Santa Barbara Aydin Buluc (UCSB) Brad McRae (NCEAS)
OSIRIS, VORPAL, QuickPIC, UPIC. IMPACT code suite User-Map ... Modeling a Plasma Wakefield Accelerator with added realism in full 3D models (OSIRIS, VORPAL) ...
Title: No Slide Title Author: Osni Marques Last modified by. Created Date: 3/17/1999 12:47:52 AM Document presentation format: On-screen Show Other titles
a common approach: least-squares fit of spectrum. fit to: Fits and Uncertainty ... near-impossible 6-parameter nonlinear fit (too many local minima to converge ...
Run vectorized loops on the GPU, rest (least work) on the CPU. Autotune to decide optimal redundancy and when involve CPU ... LAPACK does 50% of work is in BLAS1/BLAS2 ...
Opportunities and demands of new architectures, programming languages. New releases planned (NSF support) Your feedback desired. www.netlib.org/lapack-dev ...
Purpose of a scientific library is to provide highly tuned versions of common ... LUx=b with single precision but keep a copy of A in double precision ...
Accelerators are Crucial to Scientific Discoveries in High Energy Physics, ... Beam lithography. Transmutation of waste. Accelerator-driven energy production ...
An Overview of Anasazi. November 2nd, 2:15-3:15pm. Chris Baker. Ulrich Hetmaniuk. Rich Lehoucq ... Velocity field magnitude averaged from 2200-7200 sec ...
Paul Boggs. Developer of TSF. Jason Cross. Developer of Jpetra. David Day ... Paul Sexton. Developer of Epetra and Tpetra. Ken Stanley. Lead Developer of Amesos ...
University of Maryland, College Park. Applied Mathematics and Scientific ... Quaternion-based Jacobi-like methods. RF circuit design efficient DAE solvers ...
Optimization of codes on parallel computers. Manipulation. and visualization of large data sets. ... particle based code (SPH) and rudimentary neutrino ...
University of Minnesota, Twin Cities * Work supported by NSF under grants NSF/ITR-0082094, NSF/ACI-0305120 ... Large scale eigenvalue problems in electronic ...
Includes common core set of vector, graph and matrix classes (Epetra) ... Focused on important and state-of-the-art algorithms in its problem regime. ...
The Parallel Computing Laboratory: A Research Agenda based on the Berkeley View Krste Asanovic, Ras Bodik, Jim Demmel, Tony Keaveny, Kurt Keutzer, John Kubiatowicz ...
9/26/09. 1. Stochastic Differential Equations and Random Matrices. Alan Edelman. MIT: Dept of Mathematics, Computer Science Artificial Intelligence Laboratory ...
DOE Science Grid. Middleware. Security and policy for group ... to set 'new paradigm' for other DOE programs. new 2003 nano science modeling ... to DOE ...
Clustering by Breadth-First Search % Grow each seed to vertices % reached by at least k ... Parallel breadth-first search. Shortest paths. Graph contraction ...
In order to be able to model an entire, realistic ILC cryomodule, petaflops ... Orthogonalize q=q-QQHq, q /= |q|, and Q=[Q q] (4) Solve projected NEP QH T( ) Q y = 0 ...
Tidbit of interest to 'Matrix Computations' Audience. and pure mathematicians! ... Tidbit. eig(A B) = eig(A) eig(B) ? 6/22/09. 28. Free Probability vs ...
... symmetric or Hermitian matrices ... optimal memory hierarchy performance See references at http://lawra.uni ... on simple layouts Performance modeling to ...
Parallelism and Locality in Simulation Real world problems have ... of lumped systems Ordinary Differential Equations ... Partial Differential Equations PDEs ...
Alan Williams. Developer of Epetra. Motivation For ... Mike Heroux, Rob Hoekstra, Alan Williams, Paul Sexton. Epetra. Basic Stuff: What you would expect. ...
Chris Baker. Developer of Anasazi. Ross Bartlett. Lead ... Robert Hoekstra. Lead Developer of EpetraExt. Developer of Epetra, Thyra, Tpetra. Russell Hooper ...
Parallel computing and materials simulations. Water-metal interface. Dynamics of electron ... Dihedral angle: vn[ 1 - cos(n )] All parameters taken from experiment. ...
DOE HENP SciDAC Project: 'Advanced Computing for 21st ... SNL - P. Knupp, T. Tautges, K. Devine, E. Boman. Stanford G. Golub. UCD K. Ma, H. Yu, E. Lum ...
CS267 Dense Linear Algebra I.1. Demmel Fa 2001. CS 267 Applications of ... into triangular facets using standard modeling tools ... .edu/~stanley/gbell/index. ...
University of Maryland, College Park. Applied Mathematics and Scientific ... Quaternion-based Jacobi-like methods. RF circuit design efficient DAE solvers ...
PeIGS, Scalapack, SUMMA, Tao. example: to solve a linear system using LU factorization ... SUMMA Matrix Multiplication: Improvement over PBLAS/ScaLAPACK. Global ...
Naive Spring Model. repeat for all points. compute spring force to all other points ... Katherine St. John, Nina Amenta, Nando de Freitas. technical writing ...
Objects often depend much more on nearby than distant objects. ... Cosmos. Ideal transistor. Switch level. Thor. Gate, flip-flop, memory cell. Gate Level ...