Results 41 to 50 of about 169,811,743 (212)

Why Australia Needs a Radically New Defence Policy [PDF]

open access: yes, 2018
In this Centre of Gravity paper, three of Australia's leading strategists and defence practitioners from the Strategic and Defence Studies Centre, Emeritus Professor Paul Dibb, Honorary Professor Richard Brabin-Smith, and Honorary Professor Brendan ...
Dibb, Paul   +2 more
core  

Gravity and Gauge [PDF]

open access: yes, 2012
Philosophers of physics and physicists have long been intrigued by the analogies and disanalogies between gravitational theories and (Yang-Mills-type) gauge theories.
Teh, Nicholas
core  

De l'utilisation des lois de la mécanique générale à l'étude des diatomées (Bacillariophyceae) : justification

open access: yesKnowledge and Management of Aquatic Ecosystems, 1996
Bien que les équations de la mécanique générale aient été utilisées depuis un certain temps dans l'étude des micro-organismes, il ne semble pas que l'on ait douté de leur validité.
BERTRAND J.
doaj   +1 more source

About the global effect and the critical role of retinal eccentricity: Implications for eye movements in reading

open access: yesJournal of Eye Movement Research, 2008
In the present paper, I review evidence for the universality of the global effect, i.e. the general tendency to move the eyes towards the centre of gravity of the peripheral configu-ration, and show that the effect is strongly constrained by the retinal ...
Françoise Vitu
doaj   +1 more source

Spacetime and the Philosophical Challenge of Quantum Gravity [PDF]

open access: yes, 2001
We survey some philosophical aspects of the search for a quantum theory of gravity, emphasising how quantum gravity throws into doubt the treatment of spacetime common to the two `ingredient theories' (quantum theory and general relativity), as a 4 ...
Butterfield, Jeremy   +3 more
core   +1 more source

Combining complex Langevin dynamics with score-based and energy-based diffusion models

open access: yesJournal of High Energy Physics
Theories with a sign problem due to a complex action or Boltzmann weight can sometimes be numerically solved using a stochastic process in the complexified configuration space.
Gert Aarts   +3 more
doaj   +1 more source

A geodetic measurement and construction of irregular elements [PDF]

open access: yesActa Montanistica Slovaca, 2005
The maintenance and transport of large weight assumes a thorough background. The main task consists in the determination of the gravity centre and the weight of irregular lime monolith. Geodetic data was found by using the non - reflector ragenfinger. To
Jaroslav Šíma, Vladimír Koťka
doaj  

Phase diagram and eigenvalue dynamics of stochastic gradient descent in multilayer neural networks

open access: yesMachine Learning: Science and Technology
Hyperparameter tuning is one of the essential steps to guarantee the convergence of machine learning models. We argue that intuition about the optimal choice of hyperparameters for stochastic gradient descent can be obtained by studying a neural network ...
Chanju Park, Biagio Lucini, Gert Aarts
doaj   +1 more source

Seismic stability of oscillating building on kinematic supports

open access: yesDiscrete and Continuous Models and Applied Computational Science, 2019
The design of kinematic supports is considered, which allows to damp the oscillation energy of seismic waves during earthquakes. The building rests on supports that have the geometry of straight cylinders.
Sergei P Karnilovich   +3 more
doaj   +1 more source

The philosophy behind quantum gravity [PDF]

open access: yes, 2006
This paper investigates some of the philosophical and conceptual issues raised by the search for a quantum theory of gravity. It is critically discussed whether such a theory is necessary in the first place, and how much would be accomplished if it is ...
Zinkernagel, Henrik   +2 more
core   +1 more source

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