Fuzzy sets in approximate reasoning, part 1: inference with possibility distributions
Fuzzy Sets and Systems - Special memorial volume on foundations of fuzzy reasoning
KADS: a modelling approach to knowledge engineering
Knowledge Acquisition - Special issue on the KADS approach to knowledge engineering
The relation between inference and interpolation in the framework of fuzzy systems
Fuzzy Sets and Systems
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This paper argues that verification and validation (V&V) techniques are an essential part of the knowledge management process. However, an examination of known studies on the effectiveness of existing KBS V&V techniques shows that the state of knowledge in this area is very restricted. It has recently grown more and more accepted that there is a need for incorporating aspects of time and imprecision into knowledge based systems, considering appropriate semantic foundations. Problem solving can be seen as a process consisting of problem space search and knowledge search. Our expert system is a special possibilistic expert system, developed in order to focus on fuzzy knowledge.