Results 21 to 30 of about 5,422 (241)

Equilibrium behaviour and social optimization in Markovian queues with impatient customers and variant of working vacations [PDF]

open access: yes, 2017
We study customers’ equilibrium behaviour and social optimization in a single-server Markovian queue with impatient customers and variant of multiple working vacations, where the impatience is due to slow service rate.
Abhijit Datta Banik   +5 more
core   +1 more source

Youth labor in socialist Bulgaria - from ideology to labor practices [PDF]

open access: yesGlasnik Etnografskog Instituta SANU, 2022
The research is aimed at an important part of the state policy in socialist Bulgaria - the forced engagement of young people, future intellectuals as an unpaid or low-paid labor force in various sectors of economy.
Petrova Ivanka
doaj   +1 more source

Careers of Professors and Administrative Technician in Education in the Federal Institutions of Education: A Comparative Perspective

open access: yesRevista de Administração IMED, 2022
This work aims to analyze the similarity and differences between the careers of professors and administrative technician in education (ATE) of Federal Institutions of Education.
Ana Caroline de Sousa Barros   +1 more
doaj   +1 more source

Analysis of an unreliable server with soft failures and working vacations and its application in a smart healthcare system

open access: yesResults in Control and Optimization, 2023
The majority of the studies on queues with failing servers focused on catastrophic failures. Catastrophic failures are actually a particular kind of server failure that causes system clearing.
B. Janani, K.V. Vijayashree
doaj   +1 more source

On impatience in M/M/1/N/DWV queue with vacation interruption

open access: yesCroatian Operational Research Review, 2020
In this paper, we establish a cost optimization analysis for an M/M/1/N queuing system with differentiated working vacations, Bernoulli schedule vacation interruption, balking and reneging. Once the system is empty, the server waits a random amount of
Amina Angelika Bouchentouf   +2 more
doaj   +1 more source

Optimization Analysis of a Multi-Server Queueing System with Two-Phase Heterogeneous Services and Synchronous Working Vacation Interruptions

open access: yesMathematics
Despite extensive research on queueing models in flexible manufacturing systems (FMS), few studies have simultaneously considered the heterogeneity of servers and the impact of synchronous working vacations on system performance.
Wei Xu, Linhong Li, Wentao Fan
doaj   +1 more source

M/M/1 Retrial Queue with Working Vacation Interruption and Feedback under N-Policy

open access: yesJournal of Applied Mathematics, 2014
We consider an M/M/1 retrial queue with working vacations, vacation interruption, Bernoulli feedback, and N-policy simultaneously. During the working vacation period, customers can be served at a lower rate.
Li Tao, Liyuan Zhang, Shan Gao
doaj   +1 more source

Sensitivity analysis of an M/G/1 retrial queueing system with disaster under working vacations and working breakdowns [PDF]

open access: yes, 2018
This paper deals with the new type of retrial queueing system with working vacations and working breakdowns. The system may become defective by disasters at any point of time when the regular busy server is in operation.
P. Rajadurai, Rajadurai, P.
core   +1 more source

Psychosocial demands and resources for working time organization in GP practices. Results from a team-based ethnographic study in Germany

open access: yesJournal of Occupational Medicine and Toxicology, 2021
Background General practitioners (GPs) are challenged, e.g. by long working hours, and as employers they are responsible for the creation of working conditions that prevent work-related psychosocial risks.
Christine Preiser   +9 more
doaj   +1 more source

Modelling and analysis of a bulk service queueing model with multiple working vacations and server breakdown [PDF]

open access: yes, 2017
In this paper, a single server queue with variable batch size service, Poisson bulk arrival with multiple working vacations and server breakdown is considered.
Senthilnathan, B.   +3 more
core   +1 more source

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