The rate of scientific discovery can be accelerated through computation and visualization. This acceleration results from the synergy of expertise, computing tools, and hardware for enabling high-performance computation, information science, and visualiza...
National Technical Information Service (NTIS)
Keywords: GPU, acceleration, Overflow code. 1. INTRODUCTION ... There have been several studies illustrating the acceleration of scientific computing codes ...
NASA Website
Computational Science & Engeneering, 5:46�55, 1998. [6] Junichiro Makino and Makoto Taiji. Scientific
E-print Network
As a gateway for scientific discovery, the Argonne Leadership Computing Facility (ALCF) works hand in hand with the world's best computational scientists to advance research in a diverse span of scientific domains, ranging from chemistry, applied mathemat...
to accelerate general scientific computing. An example of such an architecture is the IBM Roadrunner system to be delivered to Los Alamos National Laboratory. Roadrunner, which will deploy hybrid processing nodes based
Sep 3, 2010 ... Considering that linear algebra is the most common computational bottleneck in scientific software applications (more than 70% of HPC ...
Contents: Introduction; Accelerator and Fusion Research Division; Advanced Light Source Division; Chemical Sciences Division; Computing Sciences (National Energy Research Scientific Computing Center, and Computational Research Divisions); Earth Sciences D...
Commodity accelerator technologies including reconfigurable devices and graphical processing units (GPUs) provide an order of magnitude performance improvement compared to mainstream microprocessor systems. A number of compute-intensive, scientific applications, therefore, can potentially benefit from commodity ...
Energy Citations Database
The incineration of minor actinides with a hybrid reactor (i.e. coupled with an accelerator) could reduce their radioactivity. The scientific tool used for simulations, the GEANT code implemented on a paralleled computer, has been confirmed initially on t...
Introduction: Computer Algebra and Scientific Computing At first glance, scientific computing and computer algebra don't seem to have a great deal in common: The first discipline deals with numerical computations and, consequently, most of the time ...
NERSC aspires to be o world leader in accelerating scientific discovery through computation. Our vision is to pro-vide high-performance computing tools to tackle science's biggest and most challenging problems, and to ploy a major role in advancing large-...
The US Department of Energy's (DOE) Accelerated Strategic Computing Initiative (ASCI) program calls for the development of high end computing and advanced application simulations as one component of a program to eliminate reliance upon nuclear testing in ...
The design and performance optimization of particle accelerators is essential for the success of the DOE scientific program in the next decade. Particle accelerators are very complex systems whose accurate description involves a large number of degrees of freedom and requires the inclusion of many physics processes. Building on the ...
DOE Information Bridge
Computational thinking will influence everyone in every field of endeavour. This vision poses a new educational challenge for our society, especially for our children. In thinking about computing, we need to be attuned to the three drivers of our field: science, technology and society. Accelerating technological advances and monumental ...
PubMed Central
Scientists today rely on advances in computer science, mathematics, and computational science, as well as large-scale computing and networking facilities, to increase our understanding of ourselves, our planet, and our universe. Berkeley Lab's Computing Sciences organization researches, develops, and ...
The development and utilization of advanced computing and communications technologies are accelerating rapidly, particularly under the influence of the recently initiated Federal High Performance Computing and Communications Program. The nuclear power industry has traditionally been on the forefront of such advanced ...
of the method, and a coarse time step, introduced to maximize speedup (maximal gain in time) or to optimally use, division of Intensive Scientific Computing and Numerical Simulations), PITAC (Parall�elisation Incluant le Temps pour Acc�el�erer les Calculs - Parallelization including time in order to ...
The advent of GPU hardware and associated software libraries for scientific computing renders possible acceleration of parallelisable problems by a typical factor of 10-100. We present the first GPU-accelerated and open source image reconstruction software for optical/infrared interferometry, making use of the ...
NASA Astrophysics Data System (ADS)
Contents: Accelerating Scientific Discovery Through Computation and Visualization II; The Role of Rendering in the Competence Project in Measurement Science for Optical Reflection and Scattering; Through Measurement to Knowledge: The Inaugural Lecture of ...
EDIT is a MACRO program for automatic maintenance of FORTRAN and RATFOR (RATional FORTRAN) programs on the Texas Instruments Advanced Scientific Computer. It has been used extensively to accelerate the creation of complex fluid dynamics programs for execu...
... Accession Number : ADA139316. Title : An Introduction to the Scientific Computing Language Pascal-SC (Pascal for Scientific Computation). ...
DTIC Science & Technology
The graphics processor (GPU) has evolved into an appealing choice for high performance computing due to its superior memory bandwidth, raw processing power, and flexible programmability. As such, GPUs represent an excellent platform for accelerating scientific applications. This paper explores a methodology for identifying applications ...
The increasing data complexity engendered by the Accelerated Scientific Computing Initiative (ASCI) requires more capability in our scientific visualization software. B Division at Lawrence Livermore National Laboratory (LLNL) addresses these new and changing requirements with MeshTV. We began work on MeshTV around ...
A workshop titled "Scientific Challenges for Understanding the Quantum Universe" was held December 9-11, 2008, at the Kavli Institute for Particle Astrophysics and Cosmology at the Stanford Linear Accelerator Center-National Accelerator Laboratory. The primary purpose of the meeting was to examine how computing at ...
series to collect data characterizing the acceleration environment on the space ... connected to a laptop computer, served as a compact acceleration ...
... changes of vehnioe motion (ie, vehicle translational accelerations) to compute velocity, the first time integral of acceleration, and distance, the ...
, National Center for Electron Microscopy, 88-Inch Cyclotron, Gammasphere, and Biomedical Isotope Facility Scientific Facility for scientific and administrative computing, and constructing additions to the 88 Inch-parity measurements in the b-meson system at the Stanford Linear Accelerator Center (SLAC). Berkeley ...
... ACCELERATION TOLERANCE, COMPUTER PROGRAMS, DATA BASES, MATHEMATICAL MODELS, STATISTICAL INFERENCE, LOADS ...
... Accelerated by Embedded Massively ... PROGRAMS, REQUIREMENTS, COMPUTERS, PERFORMANCE ... STUDIES, EMBEDDING, WORKPLACE ...
This paper describes some recent developments in computing and stresses their application in accelerator control systems. Among the advances that promise to have a significant impact are (1) low cost scientific workstations; (2) the use of ''windows'', pointing devices and menus in a multi-tasking ...
Accelerators are the largest and most costly scientific instruments of the Department of Energy, with uses across a broad range of science, including colliders for particle physics and nuclear science and light sources and neutron sources for materials studies. COMPASS, the Community Petascale Project for Accelerator Science and ...
SciDAC has had a major impact on computational beam dynamics and the design of particle accelerators. Particle accelerators--which account for half of the facilities in the DOE Office of Science Facilities for the Future of Science 20 Year Outlook--are crucial for US scientific, industrial, and economic ...
... Accession Number : ADD335891. Title : Industrial Computed Tomography Using a Linear Accelerator,. Corporate Author : ...
... Abstract : A computer is used to simulate a collisionless plasma in an axisymmetric high specific impulse plasma accelerator with a constant ...
... ADD878946. Title : COMPUTER MANAGED ACCELERATED WEAR TESTING OF ARTIFICIAL HEART VALVES. Corporate Author : ...
... and accelerators, such as MD-GRAPE for molecular dynamics or Clearspeed [148] devices for accelerating floating point computations also show ...
... Accession Number : ADA320874. Title : Visualization in Scientific Computing. Descriptive Note : Technical rept.,. Corporate ...
To accelerate discovery, it is essential to accelerate the diffusion of science knowledge. This calls for a new era in the sophistication and breadth of the tools to access and use scientific knowledge. Herein, the Office of Scientific and Technical Infor...
The emergence of leadership class computing is creating a tsunami of data from petascale simulations. Results are typically analyzed by dozens of scientists. In order for the scientist to digest the vast amount of data being produced from the simulations and auxiliary programs, it is critical to automate the effort to manage, analyze, visualize, and share this data. One aspect ...
Particle accelerators are among the most complex and versatile instruments of scientific exploration. They have enabled remarkable scientific discoveries and important technological advances that span all programs within the DOE Office of Science (DOE/SC). The importance of accelerators to the DOE/SC mission is ...
A general purpose measurement system was developed in the 1980's to supply scientific investigators with data of the residual acceleration environment. ...
... ADA286670. Title : Absolute Determination of the Acceleration of Gravity at the All-Union Scientific Research Institute of Metrology,. ...
... Roughly, the current dif- ference between computational science and scientific computing is ... and of a nascent science whose object of inquiry is the ...
An overview of the broad-ranging support of computational physics and computational science within the Department of Energy Office of Science will be provided. Computation as the third branch of physics is supported by all six offices (Advanced Scientific Computing, Basic Energy, Biological and ...
only if knowledge is shared. OSTI Corollary: Accelerating the sharing of scientific knowledge accelerates the advancement of science. Areas of active OSTI innovation include...
Science.gov Websites
... COMPUTER FOR ANALYSIS OF CATAPULT PERFORMANCE. ... ITERATIONS, DRAG, ACCELERATION, THRUST, VELOCITY, CATAPULTS. ...
... Computing Science and Statistics Proceedings of the Symposium on the Interface Critical Applications of Scientific Computing: Biology, Engineering ...
Our work combines and extends techniques from high-performance scientific data management and visualization to enable scientific researchers to gain insight from extremely large, complex, time-varying laser wakefield particle accelerator simulation data. We extend histogram-based parallel coordinates for use in visual information ...
Math 382/382L Scientific Computing: Coordinate Systems Math 382/382L Scientific Computing Math 382/382L Scientific Computing: Coordinate Systems #12;Math 382/382L Scientific Computing: Coordinate Systems Cartesian Coordinates ...
GPU accelerated Monte Carlo simulation of the 2D and 3D Ising model q Tobias Preis a,b,*, Peter online 25 March 2009 MSC: 65Z05 65C05 82C20 Keywords: Monte Carlo simulation GPU computing Ising model) is a programming approach for perform- ing scientific calculations on a graphics processing unit (GPU) as a data
Conventionally, to speed up scientific or engineering (S&E) computation programs on general-purpose computers, one may elect to use faster CPUs, more memory, systems with more efficient (though complicated) architecture, better software compilers, or even coding with assembly languages. With the emergence of Field Programmable Gate ...
The SIAM Journal on Scientific Computing contains research articles on numerical methods and techniques for scientific computation. Papers address computational issues relevant to the solution of scientific or engineering problems and generally include ...
NSDL National Science Digital Library
described computing as the new "third component" of the scientific method, achieving parity with experiment, and deployment of scientific codes, mathematical models, and computational methods to maximize the capabilitiesComputer Physics Communications 1 Future directions in ...
Computer-generated holography is a computationally intensive process particularly well suited to the architecture of graphics processing units (GPUs). This work investigates the performance improvements achievable through utilization of a GPU for optimization of holograms via simulated annealing. Two examples are given; accelerated ...
The history of the Accelerated Strategic Computing Initiative (ASCI) tells of the development of computational simulation into a third fundamental piece of the scientific method, on a par with theory and experiment. ASCI did not invent the idea, nor was it alone in bringing it to fruition. But ASCI provided the ...
We have developed a new rf linac simulation code to model accelerators for a variety of projects including waste transmutation, tritium production, and next-generation spallation neutron sources. The new code uses a split-operator approach to combine map-based methods of single-particle tracking with standard Particle-In-Cell simulation techniques. The code, called IMPACT, ...
... The computer, hardware and software systemand acceleration ... Descriptors : *ADVERSE CONDITIONS, *COMPUTERS, *TEST AND EVALUATION ...
Integral neutron production was measured by the manganese-activation technique, on targets semiprototypic of spallation-neutron-driven transmutation systems, after irradiation by 400-MeV to 2.0-GeV protons. The purpose of these experiments was to provide data to benchmark nuclear transport codes for targets irradiated by protons in this energy range, as well as to evaluate design options to ...
The high energy accelerators are proven to be a very useful tool not only for high energy physics, but also for the whole field of physics as well as other scientific fields. Possible accelerators both for electron or positron and proton accelerator schemes are discussed, and rudimentary theory behind the ...
Research Scientific Computing Center, National Center for Electron Microscopy, 88-Inch Cyclotron Accelerator Center (SLAC). Berkeley Lab's #12;2-2 ion-source efforts for developing the front end) technology; x-ray optics and lithography; ion-beam sources for lithography and semi-conductor processing. #12;2
of Minnesota, Minneapolis, Minnesota, 1991. [38] Y. Saad. Iterative Methods for Sparse Linear Systems. Society.2 describe how this concept can be applied to solvers of linear systems based on direct and iterative methods, respectively. 2.1 Direct Methods A common approach to the solution of linear systems, either dense or sparse
) � Currently available on DaVinci #12;Accelerating Remote Display Performance VNC Diagram NERSC ("DaVinci the Network � Run most test applications locally on fake "DaVinci" � LBNL/NERSC network for connection to NERSC license server (for Matlab, ...) "DaVinci" Network (Linux bridge with NISTNet) Remote User 10
Contents: Accelerating Scientific Discovery Through Computation and Visualization: III. Tight-Binding Wave Functions for Quantum Dots; Uncertainty Due to Finite Resolution Measurements; Microarray Scanner Performance Over a Five-Week Period as Measured Wi...
The authors examine a computer model of an electromagnetic accelerator (rail gun) with a projected body accelerated by a plasma. They determine the effective length of the accelerator, the electrical efficiency of the equipment, and the plasma parameters. Numerical results are obtained for different parameters of ...
described computing as the new "third component" of the scientific method, achieving parity with experimentComputer Physics Communications 1 Computer Physics Communications Future directions in scientific date here Abstract NERSC, the National Energy Research Scientific ...
The accelerated Strategic Computing Initiative (ASCI) computational grid is being constructed to interconnect the high performance computing resources of the nuclear weapons complex. The grid will simplify access to the diverse computing, storage, network...
The Accelerated Strategic Computing Initiative (ASCI) computational grid is being constructed to interconnect the high performance computing resources of the nuclear weapons complex. The grid will simplify access to the diverse computing, storage, network...
The Terascale Optimal PDE Solvers (TOPS) Integrated Software Infrastructure Center (ISIC) was created to develop and implement algorithms and support scientific investigations performed by DOE-sponsored researchers. These simulations often involve the solution of partial differential equations (PDEs) on terascale computers. The TOPS Center researched, ...
From 2nd AEC scientific computer information exchange meeting; New York, New York, USA (2 May 1974). Graphical output from a computer is easily interpreted. Perspective plots are presently the best way to communicate large amounts of information to man from the computer. A magnetic field was generated in ...
