نتایج جستجو برای: site location selection problem
تعداد نتایج: 1668147 فیلتر نتایج به سال:
abstract one of the basic assumptions in hub covering problems is considering the covering radius as an exogenous parameter which cannot be controlled by the decision maker. practically and in many real world cases with a negligible increase in costs, to increase the covering radii, it is possible to save the costs of establishing additional hub nodes. change in problem parameters during the pl...
abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...
چکیده ندارد.
Evaluation and selection of concrete production facility location is an important strategic decision making problem for both public and private sector. The multi-dimensional, multi-criteria nature of the concrete production facility location problem limits the usefulness of any particular single objective model. In this study, social, economical, technological, environmental and transportation ...
Introduction: Many people call emergency medical centers (EMCs) during a day due to accidents or various diseases and they need to receive first aid. In order to provide first aid, it is necessary to send emergency workers and vehicles from the emergency medical services centers to the location of the accidents. Therefore, the accessibility of the EMCs and their being located in an appropriate ...
the most important environmental pollutant in steel industry is air pollution due to the process of its products. optimise sitting for this industry, in a great extend will prevent pollutants and emissions. khorasan steel company is located near some populous villages and three rivers. it is necessary to perform an investigation for providing abatement and control of air pollution, in time of p...
an extended star is a tree which has only one vertex with degree larger than two. the -center problem in a graph asks to find a subset of the vertices of of cardinality such that the maximum weighted distances from to all vertices is minimized. in this paper we consider the -center problem on the unweighted extended stars, and present some properties to find solution.
This research aims to identify the economic logic in the process of locating and the spatial transmitting of the knowledge-based institutions in Iran while on the macro and micro levels, it seeks to find an optimal location for the knowledge-based activities in Tehran. The research method is mixed and statistical population of this research includes a number of 879 knowledge-based companies whi...
Introduction: Many people call emergency medical centers (EMCs) during a day due to accidents or various diseases and they need to receive first aid. In order to provide first aid, it is necessary to send emergency workers and vehicles from the emergency medical services centers to the location of the accidents. Therefore, the accessibility of the EMCs and their being located in an appropriate ...
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