Volume 6, Number 1, February 1998
: Dempster Combination Rule for Signed Belief Functions.
Volume 6, Number 2, April 1998
: The Vanishing Gradient Problem During Learning Recurrent Neural Nets and Problem Solutions.
: Assessment of Clusteranalysis and Self-Organizing Maps.
: Structure Optimization of Takagi-Sugeno Fuzzy Models.
Volume 6, Number 3, June 1998
: Evaluation of Ambiguity in Fuzzy Algorithm Represented with Fuzzy Petri Net.
Volume 6, Number 4, August 1998
Volume 6, Number 5, October 1998
Vicenç Torra I. Reventós
: On Considering Constraints of Different Importance in Fuzzy Constraint Satisfaction Problems.
: An Effective Partition Method of the Fuzzy Inheritance Hierarchies on the basis of the Semantic Proximity.
Volume 6, Number 6, December 1998
Ronald R. Yager
: Measures of Information in Generalized Constraints.
: An Open-Frame Theory of Incomplete Interval Probabilities.
: Type 2 Fuzzy Sets: An Appraisal of Theory and Applications.