emergency department has become a useful way to the access to hospital and it is a subject of study for many researchers. the research developed in this paper aims to improve the performance of the emergency department(ed) of sfax hospital. simulation results showed that to manage to increase the number of treated patients and thus to decrease the patient cycle time, it is important to add a sp...

In multi-criteria sorting methods, it is often difficult for decision makers to precisely define their preferences. It is even harder to express them into parameters values. The idea of this work is to automatically find the parameters of a sorting model using classification examples in the contexts of traditional sorting and interval sorting. Interval sorting, i.e. the possible assignment of a...

The permeation of new technologies combined with the high cost for running a shop force enterprises to search for new sales methods. Network applications and ICT (Information and Communication Technology) can help achieve e-commerce goals. In Greece, many enterprises in the agro-food and drink sector already have an internet presence. This paper studies the adoption of e-commerce in websites th...

In this paper, a Web-based Decision Support System (Web DSS), that supports humanitarian demining operations and restoration of mine-contaminated areas, is presented. The financial shortage usually triggers a need for priority setting in Project Management in Mine actions. As part of the FP7 Project TIRAMISU, a specialized Web DSS has been developed to achieve a fully transparent priority setti...

The assessment of future options and pathways for sustainable energy systems requires considering multiple techno-economic, ecological social issues. Multicriteria analysis methods, which are useful tools that aid decision processes involving various even conflicting qualitative quantitative criteria, could support such comprehensive analyses. With regard to policies, the key actors stakeholder...

The results of the ship ballast water treatment systems neutralization need to be verified in a transparent and trustful way before the ship enters a port. Some researches and results, explained in this article, confirm a need for a good verification. If there is no good methodology agreed, then it would not be accepted the solution that the BWMC (Ballast Water Management Convention) 2004 did p...

The aim of the paper is to compare the general risk of the four most important energy chains (coal, nuclear, gas, hydro). Two different multicriteria decision models, the Analytic Hierarchy Process and the PROMETHEE method have been applied. The chosen risk criteria are: severe accidents, terrorism, environmental and health risks, risk of price changes. The first part of the paper discusses the...