Eutrophication phenomenon is one of the most common water quality problems in reservoirs in many regions. Determining the trophic status of the reservoirs is not a precise process and contains vagueness. Fuzzy set and entropy theories are concepts which can model uncertainty and imprecision in the data and the analysis. In this study, an Entropy-based Fuzzy Eutrophication Index model has been d...

Background: Working and living on board merchant vessels often constitute high psychophysical stress for the crews. In this study, current of seafarers is examined by using observation-based subjective measures. Materials methods: The workplaces 70 crew members 11 container ships were analysed evaluated objective instrument situational screening mental workload (SMW-S). addition, standardised i...

One important objective of community indicator initiatives, often explicit in their title or mandate, is to assess overall well-being, life quality, or social progress. These concepts are increasingly becoming accountable to the evaluation survey respondents give when asked about how their life feels, overall. Such quantitative, subjective data are not directly useful for guiding policy, but st...