Results 31 to 40 of about 2,981,303 (285)

Spectral Entropy, Empirical Entropy and Empirical Exergy for Deterministic Boundary-Layer Structures [PDF]

open access: yesEntropy, 2013
A modified form of the Townsend equations for the fluctuating velocity wave vectors is applied to a laminar three-dimensional boundary-layer flow in a methane fired combustion channel flow environment. The objective of this study is to explore the applicability of a set of low dimensional, coupled, nonlinear differential equations for the prediction of
openaire   +2 more sources

Entropy Generation through a Deterministic Boundary-Layer Structure in Warm Dense Plasma

open access: yesEntropy, 2014
The computational prediction of nonlinear interactive instabilities in three-dimensional boundary layers is obtained for a warm dense plasma boundary layer environment.
LaVar King Isaacson
doaj   +1 more source

Sequential Empirical Coordination Under an Output Entropy Constraint [PDF]

open access: yesIEEE Transactions on Information Theory, 2016
This paper considers the problem of sequential empirical coordination, where the objective is to achieve a given value of the expected uniform deviation between state-action empirical averages and statistical expectations under a given strategic probability measure, with respect to a given universal Glivenko-Cantelli class of test functions.
Ehsan Shafieepoorfard, Maxim Raginsky
openaire   +2 more sources

Feature Extraction of Ship-Radiated Noise Based on Permutation Entropy of the Intrinsic Mode Function with the Highest Energy

open access: yesEntropy, 2016
In order to solve the problem of feature extraction of underwater acoustic signals in complex ocean environment, a new method for feature extraction from ship-radiated noise is presented based on empirical mode decomposition theory and permutation ...
Yu-Xing Li   +3 more
doaj   +1 more source

Non-Monotonic Complexity of Stochastic Model of the Channel Gating Dynamics

open access: yesEntropy, 2023
The simple model of an ionic current flowing through a single channel in a biological membrane is used to depict the complexity of the corresponding empirical data underlying different internal constraints and thermal fluctuations. The residence times of
Lukasz Machura   +3 more
doaj   +1 more source

Entropy concentration and the empirical coding game [PDF]

open access: yesStatistica Neerlandica, 2008
AbstractWe give a characterization of maximum entropy/minimum relative entropy inference by providing two ‘strong entropy concentration’ theorems. These theorems unify and generalize Jaynes’‘concentration phenomenon’ and Van Campenhout and Cover's ‘conditional limit theorem’.
openaire   +4 more sources

Entropy in the Tangled Nature Model of Evolution

open access: yesEntropy, 2017
Applications of entropy principles to evolution and ecology are of tantamount importance given the central role spatiotemporal structuring plays in both evolution and ecological succession.
Ty N. F. Roach   +4 more
doaj   +1 more source

Research of Planetary Gear Fault Diagnosis Based on Permutation Entropy of CEEMDAN and ANFIS

open access: yesSensors, 2018
For planetary gear has the characteristics of small volume, light weight and large transmission ratio, it is widely used in high speed and high power mechanical system. Poor working conditions result in frequent failures of planetary gear.
Moshen Kuai   +3 more
doaj   +1 more source

An empirical assessment of the entropy maximising family of interaction models [PDF]

open access: yesIrish Geography, 1983
The parameters, and consequently the performance level, of statistical models of spatial interaction are particularly dependent on the spatial organisation framework which is used to organise interaction data and the way in which the costs of interaction arc measured.
Walsh, Jim, Tobin, R
openaire   +2 more sources

Using Graph and Vertex Entropy to Compare Empirical Graphs with Theoretical Graph Models

open access: yesEntropy, 2016
Over the years, several theoretical graph generation models have been proposed. Among the most prominent are: the Erdős–Renyi random graph model, Watts–Strogatz small world model, Albert–Barabási preferential attachment model, Price citation model, and ...
Tomasz Kajdanowicz, Mikołaj Morzy
doaj   +1 more source

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