Introduction -- What are the Results of an MCDA Intervention? Some Reflections -- Spatial decision support to reorganise the Swiss postal network -- A decision aiding methodology to compare patient classification systems -- A decision-aiding tool for the choice of road pavements and surfacing --...

This paper deals with preference modeling. It concerns the concepts of discriminating thresholds as a tool to cope with the imperfect nature of knowledge in decision aiding. Such imperfect knowledge is related with the definition of each criterion as well as with the data we have to take into...