Results 31 to 40 of about 1,362,476 (292)

Testing the Logistics Model of Supplying Military Vehicles with Spare Parts

open access: yesPromet (Zagreb), 2007
The use of advanced transport means understands alsotheir supply by spare and consumable parts. In order to solvethe problem of the required quantities, costs of purchase andstorage of the parts, it is necessary to solve the problem of stocksmanagement ...
Robert Spudić   +2 more
doaj   +1 more source

Stochastic model of hysteresis

open access: yes, 1999
The methods of the probability theory have been used in order to build up a new model of hysteresis. It turns out that the reversal points of the control parameter (e.
A. Iványi   +14 more
core   +1 more source

The time-varying asymmetry of exchange rate returns : a stochastic volatility - stochastic skewness model [PDF]

open access: yes, 2020
While the time-varying volatility of financial returns has been extensively modelled, most existing stochastic volatility models either assume a constant degree of return shock asymmetry or impose symmetric model innovations. However, accounting for time-
Iseringhausen, Martin
core   +1 more source

Risk Assessment of Human Consumption of Meat From Fenbendazole-Treated Pheasants

open access: yesFrontiers in Veterinary Science, 2021
Fenbendazole is a benzimidazole-class anthelmintic that is used for the control of immature and adult stages of internal parasites, such as nematodes and trematodes, in domestic food-animal species.
Marta Carreño Gútiez   +2 more
doaj   +1 more source

A model of yeast cell‐cycle regulation based on multisite phosphorylation

open access: yesMolecular Systems Biology, 2010
In order for the cell's genome to be passed intact from one generation to the next, the events of the cell cycle (DNA replication, mitosis, cell division) must be executed in the correct order, despite the considerable molecular noise inherent in any ...
Debashis Barik   +4 more
doaj   +1 more source

Estimating Tsunami-Induced Building Damage through Fragility Functions: Critical Review and Research Needs

open access: yesFrontiers in Built Environment, 2017
Tsunami damage, fragility, and vulnerability functions are statistical models that provide an estimate of expected damage or losses due to tsunami. They allow for quantification of risk, and so are a vital component of catastrophe models used for human ...
Ingrid Charvet   +3 more
doaj   +1 more source

Analysis of a stochastic SIR model with fractional Brownian motion [PDF]

open access: yes, 2018
In this article, a stochastic version of a SIR nonautonomous model previously introduced in Kloeden and Kozyakin (2011) is considered. The noise considered is a fractional Brownian motion which satisfies the property of long range memory, which roughly ...
Caraballo Garrido, Tomás, Keraani, Sami
core   +1 more source

Linear Stochastic Dividend Model [PDF]

open access: yesSSRN Electronic Journal, 2019
In this paper, we propose a new model for pricing stock and dividend derivatives. We jointly specify dynamics for the stock price and the dividend rate such that the stock price is positive and the dividend rate nonnegative. In its simplest form, the model features a dividend rate that is mean-reverting around a constant fraction of the stock price ...
openaire   +3 more sources

Effects of human population and forestry trees on the hydrologic cycle: A modeling-based study

open access: yesMathematical Biosciences and Engineering
The hydrologic cycle is increasingly disrupted due to the rising human population and the associated decline in forest trees. The rationale of this work was to address the disruption in the hydrologic cycle, which is caused by the dual adverse effects of
Gauri Agrawal   +2 more
doaj   +1 more source

STUDING THE FOAMING OF PROTEIN SOLUTIONS BY STOCHASTIC METHODS

open access: yesFoods and Raw Materials, 2014
A stochastic model studying the formation and destruction of a dispersed protein gas–liquid system (foam) is proposed. The regularities governing the formation of dispersed systems strongly depend on the conditions of a chemical engineering or ...
Ivanova S.
doaj   +1 more source

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