Results 11 to 20 of about 65,792 (310)

HEAVY TRAFFIC ANALYSIS IN QUEUEING SYSTEMS

open access: yesStudia Universitatis Moldaviae: Stiinte Umanistice, 2008
The traffic intensity is defined in the classical theory of queueing systems as the ratio of the expected service time and the expected interarrival time and is an important measure of the system performance.
USM ADMIN
doaj   +1 more source

Measurement and Analysis of Intraflow Performance Characteristics of Wireless Traffic [PDF]

open access: yes, 2007
It is by now widely accepted that the arrival process of aggregate network traffic exhibits self-similar characteristics which result in the preservation of traffic burstiness (high variability) over a wide range of timescales.
Hutchison, D.   +3 more
core   +1 more source

Online Bandwidth packing with symmetric distribution [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2007
We consider the following stochastic bin packing process: the items arrive continuously over time to a server and are packed into bins of unit size according to an online algorithm. The unpacked items form a queue.
Marc Lelarge
doaj   +1 more source

Diffusion models for double-ended queues with renewal arrival processes

open access: yesStochastic Systems, 2015
We study a double-ended queue where buyers and sellers arrive to conduct trades. When there is a pair of buyer and seller in the system, they immediately transact a trade and leave.
Xin Liu, Qi Gong, Vidyadhar G. Kulkarni
doaj   +1 more source

Dynamic scheduling for parallel server systems in heavy traffic: Graphical structure, decoupled workload matrix and some sufficient conditions for solvability of the Brownian Control Problem

open access: yesStochastic Systems, 2016
We consider a dynamic scheduling problem for parallel server systems. J. M. Harrison has proposed a scheme for using diffusion control problems to approximately solve such control problems for heavily loaded systems.
V. Pesic, R. J. Williams
doaj   +1 more source

Spatiotemporal dynamics of traffic bottlenecks yields an early signal of heavy congestions

open access: yesNature Communications, 2023
Heavy traffic jams are difficult to predict due to the complexity of traffic dynamics. Understanding the network dynamics of traffic bottlenecks can help avoid critical large traffic jams and improve overall traffic conditions.
Jinxiao Duan   +6 more
doaj   +1 more source

Conjectures on symmetric queues in heavy traffic

open access: yesQueueing Systems, 2022
This note describes several open questions concerning scaling limits of queue-length processes of symmetric queues in heavy traffic, distinguishing between service-time distributions with finite and infinite variance.
openaire   +4 more sources

On Little’s Formula in Multiphase Queues

open access: yesMathematics, 2021
The structure of this work in the field of queuing theory consists of two stages. The first stage presents Little’s Law in Multiphase Systems (MSs). To obtain this result, the Strong Law of Large Numbers (SLLN)-type theorems for the most important MS ...
Saulius Minkevičius   +3 more
doaj   +1 more source

On the Long-Range Dependent Behaviour of Unidirectional Packet Delay of Wireless Traffic [PDF]

open access: yes, 2007
In contrast to aggregate inter-packet metrics that quantify the arrival processes of aggregate traffic at a single point in the network, intraflow end-to-end per-packet performance metrics assess the level of service quality experienced by certain ...
Hutchison, D.   +9 more
core   +1 more source

The soil-water cost of heavy machinery traffic on a Queensland Vertisol, Australia

open access: yes, 2022
The development of larger, more powerful agricultural machinery to increase field efficiency has occurred in broad-acre agricultural systems, at the risk of significant soil compaction.
McGeary, R.   +7 more
core   +1 more source

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