Ratio product model: A rank‐preserving normalization‐agnostic multi‐criteria decision‐making method

E-learning investments evaluation: a multicriteria model

E-learning markets have been expanding very rapidly. As a result, the involved senior managers are increasingly being confronted with the need to make significant investment decisions related to the e-learning business activities. The valuation of e-learning business activities is a challenging task since it is characterized by rapidly changing business and technology conditions. In this paper,...

Likelihood ratio: A powerful tool for incorporating the results of a diagnostic test into clinical decisionmaking.

SimCare: A Model for Studying Physician Decisionmaking Activity

A major factor that contributes to the high rates of medical error in the treatment of patients with diabetes and other chronic diseases is the complexity of the tasks that physicians must complete. SimCare is a model of the clinical care setting for patients with type 2 diabetes. The model was designed to support investigation of physician cognition and decisionmaking activity. SimCare is dyna...

Multicriteria Subjective Reputation Management Model

The most widely used reputation models assume uniform users’ preference structure. In this paper a new reputation management model is presented. It is focused on aggregation of community wide reputation in situation when agents do not share the same preference structure. The reputation is interpreted as vectors of attributes that represent several reputation evaluation criteria. Outcomes of the...

Identification of a Multicriteria Decision-Making Model Using the Characteristic Objects Method

This paper presents a new, nonlinear, multicriteria, decision-making method: the characteristic objects (COMET). This approach, which can be characterized as a fuzzy reference model, determines a measurement standard for decision-making problems. This model is distinguished by a constant set of specially chosen characteristic objects that are independent of the alternatives. After identifying a...