Karim Abbas

11 papers Misc 1Journal 7Unranked 3
YearRankTypeTitle / Venue / Authors
2025 J jnl
Strong perturbation bounds for the stationary distribution of the main multi-server retrial queue model.
Int. J. Math. Oper. Res.
Nabil Ait Yala, Badredine Issaadi, Karim Abbas
2021 J jnl
Propagation of epistemic uncertainty in queueing models with unreliable server using chaos expansions.
Commun. Stat. Simul. Comput.
Katia Bachi, Cédric Chauvière, Hacène Djellout, Karim Abbas
2021 J jnl
Statistical Taylor series expansion: An approach for epistemic uncertainty propagation in Markov reliability models.
RAIRO Oper. Res.
Katia Bachi, Karim Abbas, Bernd Heidergott
2018 J jnl
A weak perturbation theory for approximations of invariant measures in M/G/1 model.
RAIRO Oper. Res.
Badredine Issaadi, Karim Abbas, Djamil Aïssani
2017 J jnl
A parametric uncertainty analysis method for queues with vacations.
J. Comput. Appl. Math.
Baya Takhedmit, Karim Abbas
2016 J jnl
A functional approximation for retrial queues with two way communication.
Ann. Oper. Res.
Sofiane Ouazine, Karim Abbas
2016 — conf
Development and implementation of e-learning system in smart educational environment.
MIPRO
Amr Elsaadany, Karim Abbas
2014 — conf
A Numerical Analysis of the M/G/1/N Queue with Vacations.
WODES
Karim Abbas, Sofiane Ouazine
2013 J jnl
A functional approximation for the M/G/1/N queue.
Discret. Event Dyn. Syst.
Karim Abbas, Bernd Heidergott, Djamil Aïssani
2013 — conf
The Taylor Series Expansions for Performance Functions of Queues: Sensitivity Analysis.
ASMTA
Sofiane Ouazine, Karim Abbas, Bernd Heidergott
2010 Misc conf
A Taylor series approach to the numerical analysis of the M/D/1/N queue.
ICCS
Karim Abbas, Bernd Heidergott, Djamil Aïssani