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Editorial board, Fundamenta Informaticae. |
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Editorial Board, International Journal of Intelligent Automation and Soft Computing. |
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Member, Institut für semantische Informationsverarbeitung, Universität Osnabrück |
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Referee for numerous journals. |
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Reviewer for Mathematical Reviews. |
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Organizer of the session Rough set data analysis - from theory to application at IMACS World Congress, August
1997. |
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Co-organizer Workshop on Synthesis of Intelligent Agent Systems from Experimental Data, ECAI'98,
Brighton, August 1998. |
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Invited lecture at RelMiCS 4, Banach Center, Warsaw, September
1998. |
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Invited lecture at the COST 15 workshop Multi-valued Logic in Computer Science
Applications, Heraklion, 1999. |
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Tutorial "Relation algebras in spatial reasoning", COSIT 99 |
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Tutorial "Non-invasive data analysis", KES 2000 |
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Invited lecture at the Alfred Tarski Centenial Conference, Warsaw, May 2001. |