Sentences with phrase «by dynamical»

Stratospheric temperatures, particularly near the pole are also significantly influenced by dynamical changes, and in particular, the strength of the More»

Therefore, we suggest that a significant portion of the wintertime temperature trend is driven by dynamical interactions between October Eurasian snow cover, which has increased over the last two decades, and the large - scale NH extratropical circulation in the late autumn and winter.

The two climate variables which are mainly determined by dynamical process, SLP and SW - CLR (determined by the distribution of water vapour), do not cover sufficiently wide ranges in any of the SMEs.

Recent improvements in forecast skill of the climate system by dynamical climate models could lead to improvements in seasonal streamflow predictions.

This mode of intra-annual tropical atmospheric variability is strongly associated with California rainfall events when its active phase shifts eastward, as is currently being suggested by dynamical model forecasts.

The vulnerability of the ice sheets to warming could be increased by dynamical processes related to ice flow (not included in current models but suggested by recent observations) thereby increasing future sea level rise.

The authors also reported that the experimental results were reproduced by a dynamical model, based on quantum chemical calculations.

In most cases, these features are believed to be formed, shaped and maintained by the dynamical influence of planets orbiting the host stars.

Recent advances in observational technique allow the detection of the extremely faint structure around galaxies, such as loops or debris that are likely made by dynamical interactions with satellite galaxies..

Bruckstein's model replaces the pheromones by dynamical rules, but this does not deny the importance of pheromones in practice: the rules are a simplified version of «follow the previous pheromone trail but smooth it out a bit».

Not exact matches

His analysis of the idea of molecular structure from «first principles» shows that if one starts from a description of the molecule as an isolated, dynamical system consisting of the number of electrons and nuclei implied by the stoichiometric formula that interact via electromagnetic forces, one can not even calculate the most important parameters in chemistry, namely, those that describe the molecular structure.8

The more dynamical traditional views are more likely to treat law - like regularities, when they occur, as secondary to or derivative from generative causal powers exhibited in temporal passage as described by (P, P), (P, O), and / or (P, M).

This relates to the sensitive dependence of non-linear systems to the initial values of its dynamical parameters (often referred as the «butterfly effect,» a phrase coined by the meteorologist E.N. Lorenz).7 In such a system, even the smallest change (or uncertainty) of initial values of a non-linear or dynamically coupled system, show long - term divergence of its phase - map trajectories, leading to the formation of a basin of so - called «strange attractors.»

However, the introduction of quantum mechanical principles in the early part of this century brought about a dramatic change In our notions of causality, by allowing the concept of non-deterministic evolution of dynamical systems to gain ground in the natural sciences.

According to dynamical systems theory, transport barriers exist in complex flows as objects that can not be crossed by other fluid trajectories.

Belbruno masterminded a new approach to space travel by finding low - energy pathways using unstable chaos and dynamical systems, called weak stability boundary theory.

This study results from the German - Brazilian Research Training Group on Dynamical Phenomena in Complex Networks at (IRTG1740) hosted by Humboldt Universität zu Berlin.

«Quite often, these kinds of dynamical systems are described by differential equations whose different terms describe different phenomena.

Understanding the dynamical channels around the Earth - moon system, says Lo, might make it relatively easy to deflect a potentially Earth - bound asteroid, like the one that wiped out the dinosaurs, by gently nudging it onto a manifold that would take it away from Earth.

Dynamical analysis for nonisolated galaxies demonstrates the feasibility of their ejection from host clusters and groups by three - body encounters, which is in agreement with numerical simulations.

Dynamical excitation of the tropical Pacific Ocean and ENSO variability by Little Ice Age cooling

This theory, known as dynamical formation, is one of two recognized main channels for forming the binary black holes detected by the Advanced LIGO (Laser Interferometer Gravitational - Wave Observatory).

The dynamics of the transitional forest «are characterized by robust, regular oscillations that belong to the dynamical class of «limit cycles.»

The connection with dynamical systems theory was made by Birkhoff.

The state of any dynamical system is determined by a system of spatial coordinates and a corresponding system of velocity coordinates.

A dynamical systems approach, by contrast, consider climate as a sum of many different parts, each with its own properties, all of them interdependent in ways that are hard to predict.

A global climate model or general circulation model aims to describe climate behavior by integrating a variety of fluid - dynamical, chemical, or even biological equations that are either derived directly from physical laws (e.g.

The rate that galaxies collide with one another is influenced by something called dynamical friction.

The five helix bundle protein known as λ * 6 - 85 is shown surrounded by 1000 water molecules in the dynamical hydration shell.

This was accomplished using a stochastic climate model based on the concept that ocean temperature variability is a slow dynamical system, a red noise signal, generated by integrating stochastic atmospheric forcing, or white noise71.

By comparing dynamical simulations with non-interacting Keplerian orbits, we concluded that neglecting interactions between planets may lead to systematic errors that could hamper the precision in the orbital parameters when the dataset spans several years.

Jan Brugués, Benoit Maugis, Jaume Casademunt, Pierre Nassoy, François Amblard, Pierre Sens Dynamical Organization of the Cytoskeletal Cortex Probed by Micropipette Aspiration.

Results, which were published in the June 1 issue of PLoS Computational Biology, have implications for how evolutionary pressures can improve the function of receptor systems by selectively optimizing a few fundamental dynamical parameters.

At any given instant it can be argued that the cell is in a «state» defined by its components — their concentrations and locations, the interactions between components — that are modulated in space and time, and the complex circuitry — that involves a large number of interacting networks and a snapshot of the dynamical processes — such as gene expression, cell cycle, transport of components, etc..

The role of stellar multiplicity in shaping planetary systems is confirmed by this work, although it does not appear as the only source of dynamical excitation.

Such asymmetry would most likely be the result of dynamical sculpting by one or more unseen planets in the system.

This year we received 14 June SIO submissions from dynamical models, of which 3 were from ice - ocean models forced by atmospheric reanalysis or other atmospheric model output and 12 were from fully - coupled general circulation models.

Dynamical computer models by David Mouillet and Jean - Charles Augereau of Grenoble Observatory in France suggest how a secondary dust disk can form.

The initial conditions of the molecular cloud establish its dynamical history until the stellar cluster is... ▽ More Stellar clusters form by gravitational collapse of turbulent molecular clouds, with up to several thousand stars per cluster.

This is in contrast to the prediction of the theory that the low binary frequency in the cluster is caused by the disruption of binaries due to dynamical interactions.

Subtle dynamical motions measured by Earth - based radar, the observed parameters of its gravity field, and observations of the magnetic field indicate that Mercury's core is at least partially liquid with an active core dynamo.

By modeling the emission, they estimate the speed of the gas's rotation, allowing them to obtain a dynamical mass for the galaxy.

To understand the structure and dynamical properties of such systems, the research team headed by Ilya Shmulevich integrates data from a variety of measurements using models and techniques from mathematics, physics, and engineering.

In situ dust production could hardly be ensured for the age of the star, so the observed amount of dust must be triggered by intense dynamical activity.

Four years later, another team of astronomers using the 2.5 - meter Isaac Newton Telescope at Roque de los Muchachos Observatory on La Palma (and relying on evidence supplied by their own dynamical models of Sagittarius and on preliminary results from the international Sloan Digital Sky Survey team) announced that they had found an excess of young stars belonging to a stellar system located at 183,000 ly (56,000 pc) from the center of the Milky Way.

This exercise relies on static contraction of your abdominal muscles, by lifting your knees parallel to your waist, and a subsequent dynamical contraction of the abs by lifting your knees further up and taking them to your chest.

Because the way financial markets work is by the diligence of many hard - working people who try to deliver more dynamic risk management, excess value and so on, by studying everything they can and delivering this information in a valuation which is dynamical, right?

Dynamical Analysis of Corporate Bonds based on the Yield Spread Term - Quality Surface by Tomoaki Shouda of Mitsubishi UFJ Trust Investment Technology Institute Co., Ltd and Hitotsubashi University (2,907 K PDF)-- 34 pages — January 16, 2006

We present a simple dynamical model of stock index returns which is grounded on the ability of the Cyclically Adjusted Price Earning (CAPE) valuation ratio devised by Robert Shiller to predict long - horizon performances of the market.

Influenced by the tropical climate and vegetation of her home country as well as by the urban vibe of cities like Rio de Janeiro, Milhazes combines traditional imagery and cultural clichés with plain geometric forms and accurate structured composition, creating dynamical and unexpected works.