Waldemar Koczkodaj (born June 7, 1951 in Lubartów, Poland), is a Polish-Canadian computer scientist specialized in expert systems, assessments by pairwise comparisons method, inconsistency theory, bioinformatics, rating scale improvement, and behavioral addiction. He is known for the introduction of the inconsistency indicator (known as Kii) for pairwise comparisons. He proposed axiomatization for the inconsistency indicator in 2014 (published with Ryszard Szwarc and enhanced it in 2018 (published with Roman Urban).
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