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pro vyhledávání: '"Ivan Bruha"'
Publikováno v:
Intelligent Data Analysis. 2000, Vol. 4 Issue 5, p445. 16p.
Autor:
Ivan Bruha
Publikováno v:
Intelligent Data Analysis. 2000, Vol. 4 Issue 3/4, p363. 12p.
Autor:
Ivan Bruha
Publikováno v:
Journal of Intelligent Information Systems. 22:71-87
Efficient robust data mining algorithms should comprise some routines for processing unknown (missing) attribute values when acquiring knowledge from real-world databases because these data usually contain a certain percentage of missing values. The
Autor:
Josef Tkadlec, Ivan Bruha
Publikováno v:
International Journal of Pattern Recognition and Artificial Intelligence. 17:581-600
This paper deals with the multiple-rule problem which arises when several decision rules (of different classes) match ("fire" for) an input to-be-classified (unseen) object. The paper focuses on formal aspects and theoretical methodology for the abov
Autor:
Ivan Bruha, Josef Tkadlec
Publikováno v:
Intelligent Data Analysis. 7:99-124
A rule-inducing learning algorithm may yield either an ordered or unordered set of decision rules. The latter seems to be more understandable by humans and directly applicable in most expert systems or decision-supporting ones. However, classificatio
Autor:
Ivan Bruha, A. Famili
Publikováno v:
ACM SIGKDD Explorations Newsletter. 2:110-114
This article surveys the contents of the workshop Post-Processing in Machine Learning and Data Mining: Interpretation, Visualization, Integration, and Related Topics within KDD-2000: The Sixth ACM SIGKDD International Conference on Knowledge Discover
Autor:
Ivan Bruha, Petr Berka
Publikováno v:
International Journal of Pattern Recognition and Artificial Intelligence. 12:1017-1032
The genuine symbolic machine learning (ML) algorithms are capable of processing symbolic, categorial data only. However, real-world problems, e.g. in medicine or finance, involve both symbolic and numerical attributes. Therefore, there is an importan
Autor:
Ivan Bruha, Frantisek Franek
Publikováno v:
International Journal of Pattern Recognition and Artificial Intelligence. 10:939-955
Simple inductive learning algorithms assume that all attribute values are available. The well-known Quinlan's paper1 discusses quite a few routines for the processing of unknown attribute values in the TDIDT family and analyzes seven of them. This pa
Autor:
Ivan Bruha, Sylva Kocková
Publikováno v:
International Journal of Pattern Recognition and Artificial Intelligence. 10:239-250
The empirical inductive algorithms that utilize the covering paradigm (such as the AQ x and CN x families of inductive systems) comprise various heuristics and statistical tools so that the core of the covering paradigm remains often quite hidden. Th