The Impact of a Coalition: Assessing the Likelihood of Voter Influence in Large Elections

We study the parameterized complexity of voter control problems in ?-peaked elections, where ? is a positive integer. In particular, we focus on the constructive/destructive control by adding/deleting votes for Condorcet, Maximin and Copeland?. It is ...

The minisum and the minimax rules are two different rules for the election of a committee considered by Brams et al. [2]. As input they assume approval ballots from the voters. The first rule elects those committees which minimize the sum of the Hamming ...

Voter control problems model situations such as an external agent trying to affect the result of an election by adding voters, for example by convincing some voters to vote who would otherwise not attend the election. Traditionally, voters are added one ...