4 papers · 1 filter
Query Optimization Properties of Modified VBS
Mieczysław A. Kłopotek, Sławomir T. Wierzchoń
Valuation-Based~System can represent knowledge in different domains including probability theory, Dempster-Shafer theory and possibility theory. More recent studies show that the f…
Reasoning and Facts Explanation in Valuation Based Systems
S. T. Wierzchoń, M. A. Kłopotek, M. Michalewicz
In the literature, the optimization problem to identify a set of composite hypotheses H, which will yield the largest where a composite hypothesis is an instantiatio…
On Marginally Correct Approximations of Dempster-Shafer Belief Functions from Data
Mieczysław A. Kłopotek, Sławomir T. Wierzchoń
Mathematical Theory of Evidence (MTE), a foundation for reasoning under partial ignorance, is blamed to leave frequencies outside (or aside of) its framework. The seriousness of th…
Knowledge Acquisition, Representation \& Manipulation in Decision Support Systems
M. Michalewicz, S. T. Wierzchoń, M. A. Kłopotek
In this paper we present a methodology and discuss some implementation issues for a project on statistical/expert approach to data analysis and knowledge acquisition. We discuss so…