Results 61 to 70 of about 3,485 (230)

Modelling the overdiagnosis of breast cancer due to mammography screening in women aged 40 to 49 in the United Kingdom

open access: yes, 2012
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, andreproduction in any medium, provided the original work ...
Sue M Moss   +5 more
core   +1 more source

Analysis of queueing model with processor sharing discipline and customers impatience

open access: yesOperations Research Perspectives, 2018
Queueing systems with processor sharing represent the adequate models for sharing the resources, e.g., components of a computer or a bandwidth of communication systems.
A.N. Dudin   +3 more
doaj   +1 more source

Inference on Common Trends in a Cointegrated Nonlinear SVAR

open access: yesOxford Bulletin of Economics and Statistics, EarlyView.
ABSTRACT We consider the problem of performing inference on the number of common stochastic trends when data is generated by a cointegrated CKSVAR (a two‐regime, piecewise affine SVAR; Mavroeidis, 2021), using a modified version of the Breitung (2002) multivariate variance ratio test that is robust to the presence of nonlinear cointegration (of a known
James A. Duffy, Xiyu Jiao
wiley   +1 more source

The random walk with stochastic sojourn times [PDF]

open access: yes, 1969
In this thesis we will investigate random walks which, upon reaching a state X, stay in X during a certain time (sojourn time). The distribution of this time only depends on X and not on the previous development of the process.
Genugten, Berend Bernhard van der,   +1 more
core  

Sojourn times in the $M/G/1$ queue with deterministic feedback [PDF]

open access: yes, 1989
In this paper we consider an M/G/1 queueing model, in which each customer is fed back a fixed number of times. For the case of negative exponentially distributed service times at each visit, we determine the Laplace-Stieltjes transform of the joint ...
Groenendijk, W.P.   +6 more
core   +1 more source

Sojourn time asymptotics in processor sharing queues [PDF]

open access: yes, 2006
This paper addresses the sojourn time asymptotics for a GI/GI/• queue operating under the Processor Sharing (PS) discipline with stochastically varying service rate.
Mandjes, Michel   +5 more
core   +3 more sources

Hidden Semi Markov Models for Multiple Observation Sequences: The mhsmm Package for R

open access: yesJournal of Statistical Software, 2011
This paper describes the R package mhsmm which implements estimation and prediction methods for hidden Markov and semi-Markov models for multiple observation sequences. Such techniques are of interest when observed data is thought to be dependent on some
Jared O'Connell, Søren Højsgaard
doaj  

Fractional derivative in continuous-time Markov processes and applications to epidemics in networks

open access: yesPhysical Review Research
Continuous-time Markov processes are governed by the Chapman-Kolmogorov differential equation. We show that replacing the standard time derivative of the governing equation with a Caputo fractional derivative of order ...
Matteo D'Alessandro, Piet Van Mieghem
doaj   +1 more source

Queueing Systems with Random Volume Customers and a Sectorized Unlimited Memory Buffer

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2021
In the present paper, we concentrate on basic concepts connected with the theory of queueing systems with random volume customers and a sectorized unlimited memory buffer.
Tikhonenko Oleg   +2 more
doaj   +1 more source

The Ideology of History and the Limits of Cinematic Realism in Andrei Zviagintsev’s Leviathan and Nataliia Meshchaninova’s The Hope Factory

open access: yesThe Russian Review, EarlyView.
Abstract This article brings together theories of history and filmic realism to analyze the representation of the provinces in Nataliia Meshchaninova’s The Hope Factory (Kombinat “Nadezhda,” 2014) and Andrei Zviagintsev’s Leviathan (Leviafan, 2014). It argues that these two films share a typically realist attitude of respect toward the profilmic in ...
Daria Ezerova
wiley   +1 more source

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