Results 101 to 110 of about 4,046,500 (265)

RATIO BETWEEN AVERAGE SOJOURN TIMES UNDER PROCESSOR SHARING AND FAIR SOJOURN PROTOCOL

open access: yes, 2010
Under very general assumptions, we prove that the ratio between the average sojourn time in a queue under the processor sharing (PS) and the same queue under the fair sojourn protocol (FSP) can be bounded above, and we derive such a bound in terms of the
Yingdong Lu
core   +1 more source

Altitude or heat training to increase haemoglobin mass and endurance exercise performance in elite sport

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Upper panel, high‐altitude training typically encompasses 3–4 weeks of altitude exposure combined with training either at altitude or at sea level. Following this, a response for haemoglobin mass (Hbmass) is seen in two of three studies, which coincides with some performance gains in <50% of studies.
Carsten Lundby, Paul Robach
wiley   +1 more source

Analysis of an MMAP/PH1, PH2/N/∞ queueing system operating in a random environment

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2014
A multi-server queueing system with two types of customers and an infinite buffer operating in a random environment as a model of a contact center is investigated. The arrival flow of customers is described by a marked Markovian arrival process.
Kim Chesoong   +3 more
doaj   +1 more source

Sojourn times and rare events [PDF]

open access: yes36th Annual Simulation Symposium, 2003., 2003
Müller, Norbert Th., Brenner, Freimut
openaire   +1 more source

The role of acid‐base balance in cerebrovascular and ventilatory responses to CO2 during 10 h normobaric hypoxia

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend During 10 h exposures to normobaric hypoxia exposure there was a selective leftward shift in ventilatory response to hyperoxic hypercapnic rebreathing, but not the cerebrovascular response. The key findings are that the resetting of the central chemoreflex to lower PCO2${P_{{\mathrm{C}}{{\mathrm{O}}_2}}}$ during early hypoxic ...
Holly Barclay   +3 more
wiley   +1 more source

Dependence Structure of Sojourn Times via Partition Separated Ordering

open access: yes, 2002
We investigate the joint distribution of successive sojourn times of customers traversing a path in Jackson networks. It si shown in a general..
Ryszard Szekli, Hans Daduna
core  

Analyzing sojourn times in queuing networks: a structural approach

open access: yes, 2000
Structural properties of generalised semi-Markov processes (GSMP) have been successfully studied in the literature. Examples are the celebrated commuting condition (CC), which is the key condition for unbiasedness of the infinitesimal perturbation ...
Heidergott, B.F.   +1 more
core   +1 more source

Equilibrium Strategies for Overtaking-Free Queueing Networks under Partial Information

open access: yesMathematics
We investigate the equilibrium strategies for customers arriving at overtaking-free queueing networks and receiving partial information about the system’s state.
David Barbato   +2 more
doaj   +1 more source

Effects of nocturnal periodic breathing on sympathetic nerve activity and ventilatory control at high altitude: a randomised, crossover study

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Schematic overview of the randomised crossover study investigating the effects of nocturnal periodic breathing (nPB) on sympathetic activity and ventilatory acclimatisation in hypobaric hypoxia equivalent to 4000 m altitude. Participants completed two 3‐day sojourns where nPB was inhibited by increasing inspiratory CO2 fraction ...
Johanna Roche   +13 more
wiley   +1 more source

Reducing the Variance of Sojourn Times in Queueing Networks with Overtaking

open access: yes, 1993
: In a queueing network with overtaking, the probabilistic effects entailed by a customer propagate in such a manner that the sojourn time of the same customer in a node visited later is affected.
M. Mittler, N. Gerlich
core  

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