Imputation, Social Choice, and Partial Preferences

Within the field of Artificial Intelligence (AI) research, Vote (STV) select winners from sets of ballot. For example, the subfield of Computational Social Choice considers under plurality candidate X has won this election by virtue the application of AI techniques to problems in Social of having being at the top of the largest number of ballots. Under STV Y would win instead. Starting in the early 1990's, computer scientists began to In this work, we model voters as having partial orderings take an interest in social choice. Initial work was concerned over the candidates for their preferences, instead of linear with circumventing the impossibility results implied orderings.