the present study sustainable management of guilan saravan sylvan park was planned. the used method in the form of decision support model in three10-year period was studied for parks of various states and with considering the economic, ecological and social criteria during the years 2008 to 2038. by using hierarchical fuzzy analysis method, the reaching to an optimal level of economic, ecologic...

intelligent use of data and information in a large company for management decisions are the essential requirements of all managers. in addition, the necessity of paying attention to the environmental competitiveness increases the importance of responding to these needs. information systems and tools of it in recent decades have played a special role in increasing the respond to these demands. o...

this paper describes the development of a fuzzy decision support system (fdss) for the assessment of risk in e-commerce (ec) development. a web-based prototype fdss is suggested to assist ec project managers in identifying potential ec risk factors and the corresponding project risks. a risk analysis model for ec development using a fuzzy set approach is proposed and incorporated into the fdss....