1 citations · 1 across the 7 of their papers we have counts for
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Characterizing Necessary Losers to Explain Tournaments Solutions
Contet Clément, Umberto Grandi, Jérôme Mengin
We study the problem of formally explaining why a candidate was not selected by a given tournament rule, by identifying sub-tournaments in which the candidate loses independently o…
Efficient Elicitation of Collective Disagreements
Mohamed Ouaguenouni, Felipe Garrido-Lucero, Umberto Grandi +2
We analyze the structure of the disagreement among a population of voters over a set of alternatives. Surveys typically ask either for pairwise comparisons, simple and intuitive fo…
Explaining Tournament Solutions with Minimal Supports
Clément Contet, Umberto Grandi, Jérôme Mengin
Tournaments are widely used models to represent pairwise dominance between candidates, alternatives, or teams. We study the problem of providing certified explanations for why a ca…
Abductive and Contrastive Explanations for Scoring Rules in Voting
Clément Contet, Umberto Grandi, Jérôme Mengin
We view voting rules as classifiers that assign a winner (a class) to a profile of voters' preferences (an instance). We propose to apply techniques from formal explainability, mos…