Results 31 to 40 of about 461 (78)

Two Unordered Queues [PDF]

open access: yes, 2011
A special customer must complete service from two servers in series, in either order, each with an M/M/1 queueing system. It is assumed that the two queueing system lengths are independent with initial numbers of customers a and b at the instant when the
Hlynka, Myron   +2 more
core  

Drift rate control of a Brownian processing system

open access: yes, 2005
A system manager dynamically controls a diffusion process Z that lives in a finite interval [0,b]. Control takes the form of a negative drift rate \theta that is chosen from a fixed set A of available values.
Ata, Bar, Harrison, J. M., Shepp, L. A.
core   +2 more sources

Multiserver queueing networks and the tandem queue model

open access: yesInternational Journal of Stochastic Analysis, Volume 11, Issue 3, Page 377-390, 1998., 1998
Using a tandem queue model we evaluate the local “endogenous” (= internal) queueing delay in single server and multiserver queueing networks. The new concept of the apparent overall upstream queueing delay(as perceived by the downstream network) allows us to analyze the distribution of this local queue by interpolating between the distributions of the ...
Pierre Le Gall
wiley   +1 more source

On the level crossing of multi‐dimensional delayed renewal processes

open access: yesInternational Journal of Stochastic Analysis, Volume 10, Issue 4, Page 355-361, 1997., 1997
The paper studies the behavior of an (l + 3)th‐dimensional, delayed renewal process with dependent components, the first three (called active) of which are to cross one of their respective thresholds. More specifically, the crossing takes place when at least one of the active components reaches or exceeds its assigned level. The values of the other two
Jewgeni H. Dshalalow
wiley   +1 more source

Analysis of birth-death fluid queues [PDF]

open access: yes, 1996
We present a survey of techniques for analysing the performance of a reservoir which receives and releases fluid at rates which are determined by the state of a background birth-death process.
Doorn, E.A. van, Scheinhardt, W.R.W.
core   +2 more sources

Greedy walk on the real line [PDF]

open access: yes, 2015
We consider a self-interacting process described in terms of a single-server system with service stations at each point of the real line. The customer arrivals are given by a Poisson point processes on the space-time half plane.
Foss, Sergey   +2 more
core   +2 more sources

A Lindley-type equation arising from a carousel problem [PDF]

open access: yes, 2014
In this paper we consider a system with two carousels operated by one picker. The items to be picked are randomly located on the carousels and the pick times follow a phase-type distribution.
Adan, Ivo J. B. F.   +2 more
core   +1 more source

Characterizing CDMA downlink feasibility via effective interference [PDF]

open access: yes, 2003
This paper models and analyses downlink power assignment feasibility in Code Division Multiple Access (CDMA) mobile networks. By discretizing the area into small segments, the power requirements are characterized via a matrix representation that ...
A. I. Endrayanto   +6 more
core   +2 more sources

Diffusion limits for shortest remaining processing time queues [PDF]

open access: yes, 2010
We present a heavy traffic analysis for a single server queue with renewal arrivals and generally distributed i.i.d. service times, in which the server employs the Shortest Remaining Processing Time (SRPT) policy. Under typical heavy traffic assumptions,
Gromoll, H. Christian   +2 more
core   +1 more source

An analytical packet/flow-level modelling approach for wireless LANs with Quality-of-Service support [PDF]

open access: yes, 2005
We present an analytical packet/flow-level modelling approach for the performance analysis of IEEE 802.11e WLAN, where we explicitly take into account QoS differentiation mechanisms based on minimum contention window size values and Arbitration ...
Berg, J.L. van den   +4 more
core   +3 more sources

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