Restructuring of Electricity supply industry introduced many issues such as transmission pricing, transmission loss allocation and congestion management. Many methodologies and algorithms were proposed for addressing these issues. In this paper a power flow tracing based method is proposed which involves Matrices methodology for the transmission usage and loss allocation for generators and dema...

purpose – the purpose of this paper is to present a study of knowledge management understanding and usage in small and medium knowledge-intensive enterprises. design/methodology/approach – the study has taken an interpretative approach, using two knowledge-intensive south isfahan (iran) companies as case studies, both of which are characterized by the need to process and use knowledge on a dail...

the price of water in agriculture plays an important role in the water allocation management. therefore, the optimum strategies of cropping pattern could be designed when water price analysis are considered in a predetermined economic framework. in the present study, a programming model was developed using the genetic algorithm for optimal water allocation in the eastern north of khuzestan prov...

Many believe that Alaska is unique and that its location, resources, and population influence the use patterns and attitudes of its National Forest recreation visitors so that they seem notably different from visitors to other National Forests outside Alaska. Data from a recreation visitor survey called CUSTOMER were analyzed for the years 1991 to 1993 to identify signs of differences between r...

Adaptation of web sites has been an area of great interest during the last years. In this context, development of techniques for knowledge discovery from web usage data have been developed. In this paper a methodological framework is proposed that exploits knowledge discovery from web usage data in support of a process for off-line adaptation of web sites. The proposed approach is based on a we...

M e t h o d s Data sources: MEDLINE (1985 to 2005), the Cochrane Central Register of Controlled Trials (1988 to 2005), the National Institutes of Health Clinical Trials Web site, the U.S. Food and Drug Administration Web site, and references of retrieved articles. Study selection and assessment: Randomized controlled trials (RCTs) that compared PAC with no PAC and assessed death, days in hospit...