Results 31 to 40 of about 100,025 (286)

Opening the Schrödinger Box: Short- and Long-Range Mammalian Heart Rate Variability

open access: yesFrontiers in Physiology, 2021
BackgroundThe interactions between the autonomic nervous system (ANS), intrinsic systems (e.g., endocrine), and internal pacemaker mechanisms govern short (milliseconds–seconds)- and long (seconds–minutes)-range heart rate variability (HRV).
Ido Weiser-Bitoun   +4 more
doaj   +1 more source

On Turedo Hierarchies and Intrinsic Universality

open access: yes, 2022
This paper is about turedos, which are Turing machine whose head can move in the plane (or in a higher-dimensional space) but only in a selfavoiding way, by putting marks (letters) on visited positions and moving only to unmarked, therefore unvisited, positions.
Nalin, Samuel, Theyssier, Guillaume
openaire   +4 more sources

INTRINSIC PERIODICITY OF TIME AND NONMAXIMAL ENTROPY OF UNIVERSE [PDF]

open access: yesInternational Journal of Modern Physics A, 2006
The universe is certainly not yet in a total thermodynamical equilibrium. Thus some law of special initial conditions is needed. A universe or a system imposed to behave periodically will then require "initial conditions." Those initial conditions will not look like the type we already have, which have been suffered the heat death. In other words, the
Nielsen, Holger Frits Bech, Ninomiya, M.
openaire   +3 more sources

Universal pattern in (e,e'p) at large missing momenta: quasi-deuteron or diffractive final state interactions? [PDF]

open access: yes, 1995
The intrinsic single particle momentum distributions in nuclei are supposed to show a universal behavior at large momenta, dominated by short-range correlated pairs, or quasi-deuterons.
A. Bianconi   +25 more
core   +2 more sources

Evolved Features of Artistic Motivation: Analyzing a Brazilian Database Spanning Three Decades

open access: yesFrontiers in Psychology, 2021
Darwin explored the evolutionary processes underlying artistic propensities in humans. He stressed the universality of the human mind by pointing to the shared pleasure which all populations take in dancing, engaging in music, acting, painting, tattooing,
Marco Antonio Correa Varella
doaj   +1 more source

Universal Ethics: Organized Complexity as an Intrinsic Value [PDF]

open access: yes, 2019
Final version, forthcoming in Evolution, Development and Complexity: Multiscale Evolutionary Models of Complex Adaptive Systems, edited by G. Georgiev, C. L. F. Martinez, M. E. Price, & J. M. Smart. Springer Publishing.
Delahaye, Jean-Paul, Vidal, Clément
openaire   +4 more sources

On Factor Universality in Symbolic Spaces [PDF]

open access: yes, 2010
The study of factoring relations between subshifts or cellular automata is central in symbolic dynamics. Besides, a notion of intrinsic universality for cellular automata based on an operation of rescaling is receiving more and more attention in the ...
A. Moreira   +11 more
core   +3 more sources

The D-Mercator method for the multidimensional hyperbolic embedding of real networks

open access: yesNature Communications, 2023
One of the pillars of the geometric approach to networks has been the development of model-based mapping tools that embed real networks in its latent geometry. In particular, the tool Mercator embeds networks into the hyperbolic plane. However, some real
Robert Jankowski   +3 more
doaj   +1 more source

Effective String Theory Simplified [PDF]

open access: yes, 2014
In this set of notes we simplify the formulation of the Poincare'-invariant effective string theory in D dimensions by adding an intrinsic metric and embedding its dynamics into the Polyakov formalism.
Hellerman, Simeon   +3 more
core   +2 more sources

Quark masses, CKM angles and Lepton Flavour Universality violation

open access: yesJournal of High Energy Physics, 2019
A properly defined and suitably broken U(2) flavour symmetry leads to successful quantitative relations between quark mass ratios and CKM angles. At the same time the intrinsic distinction introduced by U(2) between the third and the first two families ...
Riccardo Barbieri, Robert Ziegler
doaj   +1 more source

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