Not exact matches
Simulations of gas flows on large
scales,
as well
as the physics of small -
scale processes, support this model for DCBH formation.
We ran a large amount of jobs to test and validate our implementation at various stages,
as well
as a large -
scale simulation to demonstrate a practical application.»
However, one quickly reaches the bounds of today's available computing power when large -
scale experiments need to be modeled numerically while retaining all important physical effects, and exhaustive
simulations of fusion reactor plasmas
as a whole are still not feasible.
The ultimate objective of the collaboration is to establish a suite of tools that includes X-ray imaging and small laboratory experiments, computer - based analysis and
simulation tools,
as well
as large -
scale high - heat and wind - tunnel tests.
Large -
scale simulations of galaxies suggest that the halo formed at the same time
as the rest of Andromeda.
The observations fit well with computer
simulations, and can be used to refine models of how large -
scale patterns, such
as the distributions of galaxies and clusters of galaxies, came to be.
«Finding these animals is going to take some effort,
as our computer -
simulation analysis of the data showed that we need more photos from more localities just to get a better estimate of migration patterns at even regional
scales,» Dr Meekan said.
A group of theoretical astrophysicists from the LMU led by Klaus Dolag has now,
as part of the Magneticum Pathfinder project, performed a new, unique hydrodynamic
simulation of the large -
scale distribution of the universe's visible matter.
These effects are present in experiments
as well
as in large -
scale simulations, so the team is able to offer a much more detailed comparison between
simulation and experiment.
Method development comprises construction and analysis of mathematical models that describe complex scientific, technical
as well
as socio - economic processes, the development of efficient algorithms for
simulation or optimization of such models, accompanying development of visualization, large
scale data management and data analysis techniques, and transfer of algorithms into efficient software and high performance computing techniques.
Studies such
as Otto et al. (2012) display how the numerical
scale of the
simulation numbers allows for clear separation between a climate with lower level of heat - trapping gases (1960s) and the recent period (2000s), such that the 2010 heat wave in western Russia was more likely to occur with the additional warming due to climate change (Figure 3).
In the future, researchers hope that advances in computing and
simulation will make a full - particle
simulation possible —
as first - principles calculations are currently too intensive to solve small -
scale magnetism for regions larger than a few thousand atoms.
Prof. Vijay Pande and his group have pioneered several areas of
simulation methodology (including large -
scale distributed computing via the Folding@home program, Molecular Dynamics on GPUs, and Markov State Model approaches)
as well
as applications of these tools to the study of protein folding.
As a NIH - NIGMS project and in collaboration with Dr. Abhi Jain at the NASA Jet Propulsion Laboratory at Caltech, we are developing the ICMD methods called Generalized Newton - Euler Inverse Mass Operator (GNEIMO) to enable long time
scale and wider conformational search
simulations.
Leung describes a hierarchical framework to systematically evaluate climate
simulations at regional
scales and insights from several studies that analyzed
simulations generated
as part of the hierarchy to understand discrete challenges in regional climate
simulations.
These
simulations helped them to understand the forces causing shifts in the jet that increase the survival of large -
scale weather events, technically known
as atmospheric mid-latitude synoptic waves.
Our research approach includes spacecraft observations (from missions such
as Cluster, THEMIS, MMS, Parker Solar Probe, Solar Orbiter), large
scale kinetic
simulations, and fundamental plasma theory to understand plasma phenomena throughout the universe.
Our work would allow large -
scale quantum information processing and quantum
simulation on nuclear spin qubits,
as well
as atomic -
scale imaging for biomolecules.
Today, black holes are being proposed
as the magic that helps solve problems encountered in computer
simulations of the development of large -
scale structure — galaxies, galaxy clusters and dark matter.
With a law degree and a master's degree in instructional technology, she has expertise in learning games and
simulations, multimedia, marketing communications, and instructor - led training,
as well
as large -
scale program management and SAP implementation.
The full -
scale vehicle testing and hardware - in - the - loop
simulation technology and product development methodologies available to members is the same
as that used by all OEMs and major suppliers around the world to develop, test and simulate vehicle dynamics, new chassis system components, engines, powertrains, drivelines, suspensions and vehicle electronic control systems.
Low Drag Exterior Optimized in
scale wind tunnel and full -
scale coast - down validation, the 2017 Ridgeline's aerodynamic improvements include a 15 - percent reduction in the coefficient of drag (CdA),
as determined by CFD
simulations.
Through the use of computational fluid dynamic (CFD)
simulations as well
as testing of 40 %
scale models in the company's advanced wind tunnel facility in Ohio, the NSX development team fine - tuned the various body shapes, intake and exhaust vents and vehicle strakes to reduce aerodynamic drag, create downforce, maximize cooling and efficiently exhaust unwanted heat.
The virtual might also be understood
as an idea of
simulation in which the
scales of the physical and the virtual are the same and continuous, where the «spectator» is free to move around.
The edifice, a full -
scale simulation of his childhood domicile in Detroit's working - class suburb Westland, stands
as a (anti--RRB- monument to Kelley
as well
as to the contradictory, financially depressed city that it engages.
Born in Fort St. John, British Columbia to a Swiss father and an Aboriginal mother from the Dane - zee tribe, Jungen is well known for projects such
as the Prototype for New Understanding series (1998 - 2005), where disassembled Nike Air Jordan sneakers were reconfigured into twenty - three different
simulations of Northwest Coast Aboriginal masks; and Shapeshifter (2000), one from a series of three large -
scale whale skeletons constructed from white plastic lawn chairs.
The effect of slightly increasing the correlation of the first lag but running the
simulation as a stationary series is to slightly elongate the typical length
scale of the simulated process (Isaaks and Srivastava, p196 et seq show this very elegantly).
The two former methods are dependent on the large -
scale circulation variables from GCMs, and their value
as a viable means of increasing the spatial resolution of climate change information thus partially depends on the quality of the GCM
simulations.
Any atmosphere / ocean coupled model worth its salt should have phenomena similar to these
as emergent from
simulations (that is with extent and time
scales similar to the real thing).
We quantify sea - level commitment in the baseline case by building on Levermann et al. (10), who used physical
simulations to model the SLR within a 2,000 - y envelope
as the sum of the contributions of (i) ocean thermal expansion, based on six coupled climate models; (ii) mountain glacier and ice cap melting, based on surface mass balance and simplified ice dynamic models; (iii) Greenland ice sheet decay, based on a coupled regional climate model and ice sheet dynamic model; and (iv) Antarctic ice sheet decay, based on a continental -
scale model parameterizing grounding line ice flux in relation to temperature.
Finally,
simulations having finer spatial detail (i.e., «downscaled» climate model projections) do not necessarily have greater accuracy than coarser - resolution
simulations; they add contextual detail related to factors such
as regional topography and coastlines but may still retain the same basic climatic features simulated at larger
scales.
The
simulations reproduce many large -
scale features of the observed flows, such
as equatorial superrotation on Jupiter and Saturn and equatorial subrotation on Uranus and Neptune.
Within the confines of our work with RASM and CESM, we will: (i) quantify the added value of using regional models for downscaling arctic
simulations from global models, (ii) address the impacts of high resolution, improved process representations and coupling between model components on predictions at seasonal to decadal time
scales, (iii) identify the most important processes essential for inclusion in future high resolution GC / ESMs, e.g. ACME, using CESM
as a test bed, and (iv) better quantify the relationship between skill and uncertainty in the Arctic Region for high fidelity models.
(3) Natural
as well
as human - induced changes should be taken into account in climate model
simulations of atmospheric temperature variability on the decade - to - decade time
scale.
The model
simulations are therefore taken
as possibilities for future realworld climate and
as such of potential value to society, at least on variables and
scales where themodels agree in terms of their climate distributions (Smith 2002).
Studies such
as Otto et al. (2012) display how the numerical
scale of the
simulation numbers allows for clear separation between a climate with lower level of heat - trapping gases (1960s) and the recent period (2000s), such that the 2010 heat wave in western Russia was more likely to occur with the additional warming due to climate change (Figure 3).
The IPCC, and the climate science community
as a whole, evidently considers this observationally - based -
scaling approach to be a more robust way of identifying the influence of aerosols and other inhomogeneous forcings than the almost purely climate - model -
simulations - based approach used by Shindell.
We compare
simulation cooling from the combined forcing to a GMT reconstruction, based on a global mean sea surface temperature reconstruction (43) that we
scaled by the factor 1.84 so
as to match estimated LGM cooling (ref.
The promise is that In a few more decades it will become possible to use such global [superparameterizations] to perform century -
scale climate
simulations, relevant to such problems
as anthropogenic climate change.
Köln / Hamburg 12 May, 2014 — The German computing center for climate research DKRZ (Deutsches Klimarechenzentrum) and Bull have signed a contract for the delivery of a petaflops -
scale supercomputer,
as well
as cooperation on climate research
simulation.
You probably also noticed that for the simulated AR (1) process, the estimated time
scale is consistently less than the true value (which for the
simulations, is known to be exactly 5 years, or 60 months), and that the estimate decreases
as lag increases.
Reichler and colleagues used weather observations and 4,000 years worth of supercomputer
simulations of weather to show a surprising association between decade -
scale, periodic changes in stratospheric wind patterns known
as the polar vortex, and similar rhythmic changes in deep - sea circulation patterns.
Inferences on sub-continental
scales are indicative rather than definitive because of the absence of locally important forcings and processes in model
simulations,
as well
as model biases
In another recent study, NCAR researcher Jeffrey Yin used computer climate
simulations to show that large -
scale rain and snow storms known
as frontal storms are moving polewards, driven also by global warming.
It is shown that for the «A2» business
as usual scenario, every model exhibits an increase in the eddy length
scale in the future compared with the
simulation of 20th Century climate.