Decision support systems constitute a class of computer-based information systems including knowledge-based systems that support decision-making activitiesinformation systemsknowledge-based systemsdecision-making (Wikipedia, 2009)
set of tools provided to managers to assist them in solving problems in their own, personalised way. not necessarily totally computer-based support manager as opposed to replace them interactive - i.e. prompt new questions as well as providing answers
Greatest successes in the area of decision taking systems (more like expert systems) financial institutions use them to accelerate credit / loan approval (e.g. American Express) In companies, Spreadsheets with simple business models are used as DSS Individuals may create these models themselves
Important element in supporting decision maker is the existence of a model = a representation / simulation of reality some are probabilistic or statistically calibrated other are expertise based on specific expertise of a group of individuals DSS applications may contain several models they can also include various degrees of Artificial Intelligence (AI)
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Demo of Visual Dx –Visual Diagnostic Decision Support