Modern data analysis applications, require the ability to provide on-demand integration of sources while offering a flexible and user-friendly query interface. Traditional techniques for answering queries using views, focused on rather static setting, fail address such requirements. To overcome these issues, we propose fully-fledged approach based graph-based constructs. The extensibility graph...

over the years we have witnessed the growing importance of supply chain operations and supply chain management (scm), as supply chains play a major role in every step of the product life cycle. therefore, this paper will dea-based performance evaluation approaches for overall supply chain can be categorized. future perspectives and challenges are discussed

multiple sclerosis (ms) is a chronic disease of central nervous system. the multiple sclerosis information system (msis), such as other information system (is), depends on identification, collection and processing of data for producing useful information. lack of the integrated is for collecting standard data causes undesirable effects on exchanging, comparing, and managing. the aim of this stu...

the aim of this study was to assess the relative efficiency of the iranian forest management plans using the non-parametric method – data envelopment analysis (dea) as a well-known and robust technique for measuring the relative efficiency of organizations. the relative efficiency of forest management plans was calculated using the most frequency dea models such as global technical efficiency (...