Results 41 to 50 of about 622 (159)

Quantum Dynamical Entropies and Gács Algorithmic Entropy

open access: yesEntropy, 2012
Several quantum dynamical entropies have been proposed that extend the classical Kolmogorov–Sinai (dynamical) entropy. The same scenario appears in relation to the extension of algorithmic complexity theory to the quantum realm.
Fabio Benatti
doaj   +1 more source

Kolmogorov-Sinai Entropy of the Dilute Wet Granular Gas

open access: yesPhysical Review Letters, 2005
We present an analytical expression for the Kolmogorov-Sinai entropy of a wet granular gas. The influence of the liquid is modeled by a hysteretic interaction force. For the dilute limit (two-particle collisions only), we find a simple expression accounting for the contribution of both the scattering states and the bound states in arbitrary dimensions.
Fingerle, A.   +2 more
openaire   +5 more sources

LL‐37 IgG levels are associated with clinical characteristics and T follicular cell response in acute coronary syndrome in adults

open access: yesPhysiological Reports, Volume 14, Issue 12, June 2026.
Abstract Elevated LL‐37 IgG levels are implicated in inflammatory conditions and immune complexes formed with LL‐37 potentially propagate immunothrombosis in acute coronary syndrome (ACS). The reported binding of LL‐37 to LDL may be relevant in this context given that LDL autoantibodies are implicated in ACS risk. In this report, three distinct cohorts
Paul C. Dimayuga   +5 more
wiley   +1 more source

Information Dynamics in Complex Systems Negates a Dichotomy between Chance and Necessity

open access: yesInformation, 2020
Entropy increases in the execution of linear physical processes. At equilibrium, all uncertainty about the future is removed and information about the past is lost.
Georg F. Weber
doaj   +1 more source

Prognostic Implication of CYP2C19 Genotype According to Clinical Risk Stratification After Drug‐Eluting Stent Implantation

open access: yesClinical Pharmacology &Therapeutics, Volume 119, Issue 4, Page 928-941, April 2026.
From the nationwide multicenter consortium, 8,163 patients undergoing drug‐eluting stent implantation were classified according to the presence of the CYP2C19 loss‐of‐function (LoF) allele: rapid or normal metabolizers (RMs/NMs) vs. intermediate or poor metabolizers (IMs/PMs), and clinical risk was stratified using the CHADS‐P2A2RC and TRS 2°P scores ...
Hyun Woong Park   +22 more
wiley   +1 more source

Toward an Analytical Solution of the Liouville Equation via Data‐Driven Methods: Applications to Ensemble Forecasting

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 4, April 2026.
Abstract Solving probabilistic weather forecasts is challenging due to computational constraints and the nonlinear nature of Earth atmosphere. This study proposes a proof‐of‐concept to address these challenges by solving the Liouville equation, that is, the analytical solution for probabilistic forecasts, with data‐driven method.
Kai‐Chih Tseng, Ray Kuo, Yi‐An Feng
wiley   +1 more source

Acoustic Emission and K-S Metric Entropy as Methods for Determining Mechanical Properties of Composite Materials

open access: yesSensors, 2020
Due to the unique properties of polymer composites, these materials are used in many industries, including shipbuilding (hulls of boats, yachts, motorboats, cutters, ship and cooling doors, pontoons and floats, torpedo tubes and missiles, protective ...
Lesław Kyzioł   +3 more
doaj   +1 more source

Entropy-Based Classification of Elementary Cellular Automata under Asynchronous Updating: An Experimental Study

open access: yesEntropy, 2021
Classification of asynchronous elementary cellular automata (AECAs) was explored in the first place by Fates et al. (Complex Systems, 2004) who employed the asymptotic density of cells as a key metric to measure their robustness to stochastic transitions.
Qin Lei   +3 more
doaj   +1 more source

Beyond the streetlight: a TREAT‐AD perspective on where to find new Alzheimer's targets

open access: yesAlzheimer's &Dementia, Volume 22, Issue 2, February 2026.
Abstract Despite extensive investments in Alzheimer's disease (AD) therapeutic development, progress toward effective interventions remains modest. The landscape of potential novel therapeutic strategies is rapidly growing, but prioritization, validation, and tools to advance targets to trial are lagging.
Gregory A. Cary   +3 more
wiley   +1 more source

Comment on “Universal Relation between the Kolmogorov-Sinai Entropy and the Thermodynamical Entropy in Simple Liquids” [PDF]

open access: yesPhysical Review Letters, 2000
The intriguing relations between Kolmogorov-Sinai entropy and self diffusion coefficients and the excess (thermodynamic) entropy found by Dzugutov and collaborators do not appear to hold for hard sphere and hard disks systems.
E. G. D. COHEN, RONDONI, Lamberto
openaire   +3 more sources

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