Results 21 to 30 of about 22,036,383 (349)

Au delà de l’opposition quantitatif/qualitatif. Convergence des opérations de la recherche en analyse du discours

open access: yesCorela, 2014
Having shown that discourse analysis is not a discipline but a field of practice that lies at the confluence of a set of national and disciplinary traditions, we propose to abandon the sharp opposition between qualitative and quantitative approaches to ...
Jules Duchastel, Danielle Laberge
doaj   +1 more source

Modeling and simulation for supply chain finance under uncertain environment

open access: yesTechnological and Economic Development of Economy, 2020
This paper studies the role of factoring in a bilateral supply chain, where both the supplier and retailer are financially constrained. Applying the stylized Stackelberg game, we analytically present that the supplier’s capital shortage limits the ...
Wei Jin, Chengfu Wang
doaj   +1 more source

Technical Study of the Installation of a Watercress Nectar Processor to Reduce Anemia in Adults

open access: yesManagement Systems in Production Engineering, 2023
Peru has a diversity of exotic fruits and plants with recognized yields for food and health protection. Nectars are highly consumed food products, made from fruits or vegetables.
Manrique-Suarez Luis-Alberto   +3 more
doaj   +1 more source

Advertisement quantity optimization to maximize profit in a Publishing House

open access: yesBrazilian Journal of Operations & Production Management, 2018
This study aims to determine the optimal quantity of pages and the optimal quantity of each size advertisement that a magazine should have to maximize profit in a publishing house.
Natalia Boff Medeiros, Gabriel Vidor
doaj   +1 more source

Continuous-Service M/M/1 Queuing Systems

open access: yesApplied System Innovation, 2019
In this paper, we look into a novel notion of the standard M/M/1 queueing system. In our study, we assume that there is a single server and that there are two types of customers: real and imaginary customers. Real customers are regular customers arriving
Song Chew
doaj   +1 more source

Neutrosophic Vision of the Expected Opportunity Loss Criterion (NEOL) Decision Making Under Risk [PDF]

open access: yesNeutrosophic Sets and Systems
One of the major challenges facing decision-makers at the present time is obtaining complete information about the issue under study, due to the unstable conditions of the work environment that are beyond the control of decision-makers, which requires ...
Maissam Jdid, Florentin Smarandache
doaj   +1 more source

Reducing Ambulance Diversion at Hospital and Regional Levels: Systemic Review of Insights from Simulation Models

open access: yesWestern Journal of Emergency Medicine, 2013
Introduction: Optimal solutions for reducing diversion without worsening emergency department (ED) crowding are unclear. We performed a systematic review of published simulation studies to identify: 1) the tradeoff between ambulance diversion and ED wait
M Kit Delgado   +5 more
doaj   +1 more source

Editorial for the special issue: “Novel Solutions and Novel Approaches in Operational Research”

open access: yesBusiness Systems Research, 2020
This special issue of Business Systems Research (SI of the BSR) is co-published by the Slovenian Society INFORMATIKA – Section for Operational Research (SSI-SOR) and highlights recent advances in Operations Research and Management Science (OR /MS), with ...
Drobne Samo   +2 more
doaj   +1 more source

Modeling the impact of Covid-19’s stress and resilience on job burnout using Radial Basis Functions - Artificial Neural Network The case of knowledge-based companies [PDF]

open access: yesمدیریت تولید و عملیات, 2022
Purpose: This study aims to model the impact of Covid-19’s stress and resilience on job burnout in knowledge-based companies.Design/methodology/approach: This study is typically quantitative and cross-sectional and in terms of purpose it is applied ...
Saba Amiri, Gholamhossein Roshani
doaj   +1 more source

Using Excel to reduce a Square Matrix

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2012
When solving operations research problems, one can use either specialised computer programs such as Lingo, Lindo, Storm or more universal programs such Excel, Matlab, and R.
Josef Holoubek, Petr Zach
doaj   +1 more source

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