By Walter Zwieflhofer, George Mozdzynski
Geosciences and, specifically, numerical climate prediction are tough the top degrees of accessible desktop energy. the eu Centre for Medium-Range climate Forecasts, with its event in utilizing supercomputers during this box, organizes some other yr a workshop bringing jointly brands, computing device scientists, researchers and operational clients to percentage their stories and to profit concerning the most recent advancements. This quantity offers a superb assessment of the most recent achievements and plans for using new parallel options within the fields of meteorology, climatology and oceanography.
Read or Download Use of High Performance Computing in Meteorology: Proceedings of the ECMWF Workshop on the Use of High Performance Computing in Meteorology, Reading, UK, 25-29 October 2004 PDF
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Extra resources for Use of High Performance Computing in Meteorology: Proceedings of the ECMWF Workshop on the Use of High Performance Computing in Meteorology, Reading, UK, 25-29 October 2004
Tokyo, 183-5801,Japan MASAYUKI YAMADA NEC Informatec Systems LTD. 3-2-1 Sakato. Takatsu-ku. Kawasaki-shi Kanagawa, 213-0012, Japan FUCHIGAMI HIROMITSU NEC Informatec Systems LTD. 3-2-1 Sakato. Takatsu-ku. Kawasaki-shi Kanagawa. 213-0012, Japan TAKESHI SUGIMURA Graduate School of Science of Nagoya Universiw, Furou-cho, Chikusa-ku Nagoya, 464-8602. Japan 50 52 In the Earth Simulator Center, we have started developing a globalhegional non-hydrostatic coupled ocean-atmosphere-land simulation code with high computational performance for the purpose of research into multi-scale interactions on the global sphere.
A more complete discussion of Chapel can be found in 15. 2. Domains, Indez Sets, and A m y s The key feature of Chapel for the control of parallelism and locality is the domain. Domains are first-class entities whose primary component is a named index set that can be combined with a distribution and associated with a set of arrays. Domains provide a basis for the construction of sequential and parallel iterators. Index sets in Chapel are far more general than the Cartesian products of integer intervals used in conventional languages; they include enumerations] sets of object references associated with a class, and sparse subsets.
Forecast variables are perturbation density, three components of momentum, and perturbation pressure. (p)= 0 at apt -+pgw+ at P = pRT vVP‘+ yPVv = ( y - l ) f l 9 - + ( y - l ) @ (3) (4) 54 Any value boundary region of each grid panels is computed by using an interpolation scheme based on 5th order Lagrange polynomials. A boundary point value is calculated by using neighborhood points in the other panel. For numerical stabilization, 2nd order horizontalhertical numerical viscosity and divergence damping are adopted.