نتایج جستجو برای: operational costs

تعداد نتایج: 248713  

Journal: :JBR-BTR : organe de la Societe royale belge de radiologie (SRBR) = orgaan van de Koninklijke Belgische Vereniging voor Radiologie 2010
C Obyn I Cleemput

Against the Belgian background of national planning of MRI units and a detailed reimbursement scheme, a study was undertaken to investigate the cost and productivity of MRI units in different investment scenarios and for various operational schedules. This article focuses on capital costs, not operating cost. Using data from a hospital survey and manufacturers, total capital costs per examinati...

2015
Krisztina Demeter

In this paper we investigate how the level of international presence impacts the operational performance improvement of companies. We identify three parts of international nature: source internationally, manufacture internationally and sell internationally. Each of these bricks can contribute to lower costs through scale economies. Moreover, more people can create more knowledge, higher product...

2001
Peter Gordon

Policy makers interested in evaluating the costs and benefits of earthquake retrofit and reconstruction strategies require a way to measure the benefits (costs avoided) of competing proposals. This requires an integrated, operational model of losses because of earthquake impacts on transportation and industrial capacity, and how these losses affect the metropolitan economy. This research examin...

Ali Parsa, Elnaz Bakhshi Sarabi, Mohammad Reza Allahgholi Ghasri

In  this  research,  biological  removal  of  phenol  and  orthonitrophenol  (2NP)  pollutants  from wastewater  by  continuous  moving  bed  sequencing  batch  reactor  (MSBR)  was  studied.  The experiments were conducted in various operational conditions to find out the optimum level of the significant  parameters.  Best  performance  for  removal  of  Phenols  was  achieved  when  parameter...

The efficient management of nursing personnel is of vital importance in a hospital’s environment comprising a vast share of the hospital’s operational costs. In the nurse scheduling problem (NSP), the target is to allocate shifts to the nurses in order to satisfy the hospital’s demand during the planning horizon by considering different objective functions. This paper presents a multi-objective...

: In this paper, the operation scheduling of Microgrids (MGs), including Distributed Energy Resources (DERs) and Energy Storage Systems (ESSs), is proposed using a Deep Reinforcement Learning (DRL) based approach. Due to the dynamic characteristic of the problem, it firstly is formulated as a Markov Decision Process (MDP). Next, Deep Deterministic Policy Gradient (DDPG) algorithm is presented t...

2004
K. Donald Tham Mark S. Fox

A company’s profits may be defined as the positive difference between its income revenues and operational costs. Today, most companies use traditional costing methods and/or traditional Activity-Based Costing (ABC) to determine their operational costs with a view to direct operational and business process changes so that profits are realized. A tripartite approach is presented towards determini...

Journal: :CoRR 2014
Dmitry Zinoviev Dan Stefanescu Hamid Benbrahim Greta Meszoely

+Suffolk University, Boston *TD Ameritrade Abstract Abundant examples of complex transaction­oriented networks (TONs) can be found in a variety of disciplines, including information and communication technology, finances, commodity trading, and real estate. A transaction in a TON is executed as a sequence of subtransactions associated with the network nodes, and is committed if every subtransa...

Journal: :European Journal of Operational Research 2014
Shu-Jung Sunny Yang Edward James Anderson

This paper discusses the way that different operational characteristics including existing capacity, scale economies, and production policy have an important influence on the capacity outcomes when firms compete in the market place. We formulate a gametheoretical model where each firm has an existing capacity and faces both fixed and variable costs in purchasing additional capacity. Specificall...

Makui , Ahmad , Sarkissian, Arbie , Teimoury , Ebrahim ,

Haulage in open-pit mines allocates half of operational costs. Improvement in this system has significant effects in decrease of costs and increase of efficiency. Productivity in mines is a mixture of machinery efficiency and implementation of production strategies. In this paper after classifying dispatching models in open-pit mines, a new mathematical model will be introduced, to execute at t...

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