Program translates between virtually any block-cyclic distribution and any row ... Clump blocks in the same row together to achieve 'temporary' row distribution ...
Fast Fourier Transform (FFTs) with Applications James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr12 * Last bullet: GASNet reaches half peak bandwidth for message 1 ...
Simple but decently optimized radix-842 transformation that does rows, then cols ... Choose radix equal to np if possible ... What's the best initial radix? ...
Acknowledgments: Thanks to Professor Nicholas Brummell from UC Santa Cruz for ... double-diffusion similar to thermohaline staircases in the ocean (S. Stellmach, UCSC) ...
'A multi-university and college, interdisciplinary institute ... BLAS, LAPACK, FFTW, PETSc, ... debugging, profiling, performance tools. Common between clusters ...
... compiler to produce library. Examples: ATLAS, FFTW, SPIRAL, ... QEST'05 ... Require online manuals. Actual hardware values vs. number available for optimization ...
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 ...
Christian Bell, Dan Bonachea, Wei Chen, Jason Duell, Paul Hargrove, Parry Husbands, Costin Iancu, Rajesh Nishtala, Michael Welcome. 2. Kathy Yelick. Titanium and UPC ...
Title: Elementary Math Functions Author: Thomas DeBoni Last modified by: Thomas M. DeBoni Created Date: 6/8/2004 4:27:48 PM Document presentation format
... The photosphere The wave code Sunspots Regimes of solar magneto-convection Local structuring -quiet Sun -plage -umbral dots Global structuring -pores ...
If we knew {ai} ahead of time we could pre-process the coefficients ... If we keep the polynomial fixed, and evaluate at many points, we can do better, as we will see. ...
JST Advection Equation. We now use the PDE definition. Now Use ... Write an advection code using the JST Runge-Kutta ... Upshot: 2D Advection/DFT. Using ...
C compiler cannot do this. hardcoded special case. State-of-the-art ... New SPL Compiler. 18. S-SPL. Four central constructs: S, G, S, Perm (sum) makes loops ...
NAMD: Biomolecular Simulation on Thousands of Processors James C. Phillips Gengbin Zheng Sameer Kumar Laxmikant Kale http://charm.cs.uiuc.edu Parallel Programming ...
overview of the architecture, circuit design, and physical implementation of a first-generation cell processor ieee journal of solid-state circuits, vol. 41, no. 1 ...
Integrating Memory Compression and Decompression with Coherence Protocols in DSM Multiprocessors Lakshmana R Vittanala Mainak Chaudhuri Intel IIT Kanpur
Algorithm: Diffusion and Drag Term. Real Space. Fourier Space. latter half (diffusion and drag term) is solved in Fourier space separately. Algorithm ...
The UNIVERSITY of NORTH CAROLINA at CHAPEL HILL. Fast ... Interpolation ... Can exploit interpolation hardware to eliminate texture accesses for index lookups ...
WIEN2k- hardware/software WIEN2k runs on any Linux platform from PCs, Macs, workstations, clusters to supercomputers Intel I7 quad (six)-core processors with fast ...
Hard To Program (MPI not good enough anymore) Community Needs Interactive ... Contact Us Now ... Is Not Your Preferred Environment, Please Talk To Us! ...
Provide a parallel backend to MATLAB. Backend is based on popular numerical libraries: ... backend until explicitly retrieved by user. Extendable backend ...
Halving factor : baroque tuned. Stopping criterion : simple tuned ... 'Baroque hybrid' adaptation: there is an -implicit- dynamic choice between two algorithms ...
Susan Blackford, UT. Jaeyoung Choi, Soongsil U. Andy Cleary, LLNL. Ed ... Jack Dongarra, UT/ORNL. Sven Hammarling, NAG. Greg Henry, Intel. Osni Marques, NERSC ...
Autocorrelation Sample Matrix (ACSM) and Target Classification stages take ... Op count only includes ACSM stage which accounts for ~90% of execution time, but ...
SDSC, Auckland, UW, Utah, Cardiac flow. NYU,... Lung transport. Vanderbilt. Lung flow ... Just a few of the efforts at understanding and simulating parts of the ...
... TOPS 500, by year .13M. 6768 .3. 1 .28. Intel Paragon XP/S MP. 1995. ... Parallel time = O( tf N3/2 / P tv ( N / P1/2 N1/2 P log P ) ) Performance model 2 ...
Optimizing the Fast Fourier Transform on a Multi-core Architecture. Presentation by Tao Liu ... [18] V. Singh, V. Kumar, G. Agha, and C. Tomlinson. ...
... Audiovisual Systems and Home Platforms. Project N 507913 - SemanticHIFI ... Platform and development tools: C , Linux Ubuntu distribution, gcc compiler. ...
Data movement: broadcast, scatter, gather, ... Computational: reduce, prefix, ... Should non-blocking communication be a first class language citizen? Synchronization ...
Amount of sequential work done for latency hiding. Resulting Analytic Model ... Plan to verify the model by testing against a wide variation in the combinations ...
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 ...