Results 41 to 50 of about 122,676 (186)

Application of the Semi-Markov Processes to Model the Enercon E82-2 Preventive Wind Turbine Maintenance System

open access: yesEnergies, 2023
The share of wind energy in the energy mix is continuously increasing. However, a very important issue associated with its generation is the high failure rate of wind turbines. This situation particularly concerns large wind turbines, which are expensive
Mirosław Szubartowski   +5 more
doaj   +1 more source

Analysis of reliability of systems with component-wise storages

open access: yesE3S Web of Conferences, 2018
Time redundancy is a method of increasing the reliability and efficiency of the operation of systems for various purposes, in particular, energy systems.
Obzherin Yuriy E.   +2 more
doaj   +1 more source

Using Bayesian Nonparametric Hidden Semi-Markov Models to Disentangle Affect Processes during Marital Interaction.

open access: yesPLoS ONE, 2016
Sequential affect dynamics generated during the interaction of intimate dyads, such as married couples, are associated with a cascade of effects-some good and some bad-on each partner, close family members, and other social contacts. Although the effects
William A Griffin, Xun Li
doaj   +1 more source

Insurance Contracts for Hedging Wind Power Uncertainty

open access: yesMathematics, 2020
This paper presents an insurance contract that the supplier of wind power may subscribe to with an insurance company in order to immunize his/her revenue against the volatility of wind power and prices.
Guglielmo D’Amico   +2 more
doaj   +1 more source

Visualizing generalized semi-Markov processes [PDF]

open access: yesProceedings of the 28th conference on Winter simulation - WSC '96, 1996
Generalized Semi-Markov Processes (GSMPs) are usually described by sets of variables, events and clock distributions. This kind of representation often lacks intuitive appeal. In this paper we propose a mapping from GSMPs to Event Graph Models.
Lee W. Schruben, Eric L. Savage
openaire   +1 more source

Perturbation theory for semi-Markov control problems [PDF]

open access: yes, 1991
In earlier work, the authors considered the perturbation of systems undergoing Markov processes in which the times between two consecutive decision time points were equidistant.
Abbad, Mohammed, Filar, Jerzy A
core  

Relaxation patterns and semi-Markov dynamics

open access: yes, 2018
Exponential relaxation to equilibrium is a typical property of physical systems, but inhomogeneities are known to distort the exponential relaxation curve, leading to a wide variety of relaxation patterns.
Meerschaert, Mark M., Toaldo, Bruno
core   +1 more source

Estimating Incentive and Welfare Effects of Non-Stationary Unemployment Benefits [PDF]

open access: yes
The distribution of unemployment duration in our equilibrium matching model with spell-dependent unemployment benefits displays a time-varying exit rate.
Launov, Andrey, Wälde, Klaus
core   +3 more sources

On Relationship between Ergodic Sojourn Time and Ergodic Residual Exit Time for Semi-Markov Processes [PDF]

open access: yes, 2008
For Markov chains in continuous time Keilson(1979) has shown thatthe relationship between the ergodic exit time TE and the ergodic sojourn timeTV is identical to the relationship between the residual lifetime and the underlyinglifetime at ergodicity in ...
Sumita Ushio, Yoshii Jun
core  

L-cumulants, L-cumulant embeddings and algebraic statistics

open access: yes, 2012
Focusing on the discrete probabilistic setting we generalize the combinatorial definition of cumulants to L-cumulants. This generalization keeps all the desired properties of the classical cumulants like semi-invariance and vanishing for independent ...
Zwiernik, Piotr
core   +1 more source

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