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AAAI
2008
13 years 7 months ago
Determining Possible and Necessary Winners under Common Voting Rules Given Partial Orders
Usually a voting rule requires agents to give their preferences as linear orders. However, in some cases it is impractical for an agent to give a linear order over all the alterna...
Lirong Xia, Vincent Conitzer
JCSS
2010
112views more  JCSS 2010»
13 years 3 months ago
Towards a dichotomy for the Possible Winner problem in elections based on scoring rules
To make a joint decision, agents (or voters) are often required to provide their preferences as linear orders. To determine a winner, the given linear orders can be aggregated acc...
Nadja Betzler, Britta Dorn
MFCS
2009
Springer
13 years 9 months ago
Towards a Dichotomy of Finding Possible Winners in Elections Based on Scoring Rules
Abstract. To make a joint decision, agents (or voters) are often required to provide their preferences as linear orders. To determine a winner, the given linear orders can be aggre...
Nadja Betzler, Britta Dorn
AAAI
2012
11 years 7 months ago
The Price of Neutrality for the Ranked Pairs Method
The complexity of the winner determination problem has been studied for almost all common voting rules. A notable exception, possibly caused by some confusion regarding its exact ...
Markus Brill, Felix A. Fischer