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Evidence-based model for 2-uncertain rules and inexact reasoning

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EN
Abstrakty
EN
In empirical sciences, among others - in medicine, domain data - stored in different repositories - are the most important source of domain information. There is a great number of methods, including semantic data integration, that enable to acquire domain knowledge from such data and express it in a convenient form. In the paper we propose a model for rules with uncertainty (2-uncertain rules) that can be obtained from somewhat heterogeneous data, written in a common format of tuples. The rules are uncertain implications, with complex premises and single conclusions, and two specific reliability factors. In addition, we propose functions for propagating uncertainty through reasoning chains in Rule-Based Systems (RBSs) with such rules in their knowledge base.
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autor
  • Poznań University of Technology, Institute of Control and Information Engineering, 60-965 Poznan, Pl. M.Sklodowskiej-Curie 5
Bibliografia
  • [1] BUCHANAN B.G., A model of inexact reasoning in medicine, in: BUCHANAN B.G., Shortliffe E.H. (Eds.), Rule-Based Expert Systems, The MYCIN experiments of the Stanford Heuristic Programming Project, Addison-Wesley, Reading, Mass., 1984, pp. 233-262.
  • [2] GAIFMAN H., A Theory of Higher Order Probabilities, Proc. 1st Conf. on Theoretical Aspects of Reasoning about Knowledge, Monterey, CA, Morgan Kaufmann, 1986, pp. 275-292.
  • [3] GIARATANO J.C., RILEY G.D., Expert Systems: Principles and Programming (Fourth Edition), Course Technology, Boston, MA, 2004.
  • [4] JANKOWSKA B., Using semantic data integration to create reliable rule-based systems with uncertainty, Engineering Applications of Artificial Intelligence 24, 2011, pp. 1499-1509.
  • [5] JANKOWSKA B., SZYMKOWIAK M., On Ranking Production Rules for Rule-Based Systems with Uncertainty, LNAI 6922, 2011, pp. 546-556.
  • [6] NALEPA G.J., LIGEZA A., On ALSV Rules Formulation and Inference, in: LANE H.Ch., GUESGEN H.W. (Eds.), Proc. 2nd Int. Florida Artificial Intelligence Research Society Conference, AAAI Press, Florida, 2009, pp. 396-401.
  • [7] RUSSELL S.J., NORVIG P., Artificial Intelligence: A Modern Approach (3rd Edition), Prentice Hall, New Jersey, 2009.
  • [8] SHAFER G., A Mathematical Theory of Evidence, Princeton University Press, Princeton, NJ, 1976.
  • [9] SZYMKOWIAK M., Some examples of reasoning with 2-uncertain rules, the paper submitted to XVII Int. Conference MIT 2012.
  • [10] VAN DER GAAG L.C., A conceptual model for inexact reasoning in rule-based systems, Int. Journal of Approximate Reasoning , 1989, Vol 3. No. 3, pp. 239-258.
  • [11] WALLEY P., Inferences from multinomial data: learning about a bag of marbles, Journal of the Statistical Society, Series B 58, 1996, pp. 3–57.
  • [12] WANG P., Confidence as higher-order uncertainty, Proc. of 2nd Int. Symposium on Imprecise Probabilities and Their Applications, 2001, pp. 352–361.
  • [13] ZADEH L.A., A Note on Z-numbers, Information Sciences, 2011, Vol. 181, No. 14, pp. 2923-2932.
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Bibliografia
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bwmeta1.element.baztech-article-PWA4-0027-0004
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