Difference between revisions of "Defeat strength"

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[[Condorcet methods]] require the resolution of [[Condorcet cycle|cycles]]. Typically, this is done by ignoring "weak" pairwise defeats in favor of "strong" ones. The metric used to distinguish these is called '''defeat strength'''.
Most election experts agree that either winning votes or margins (see below) are the best ways to measure defeat strength, with the consensus generally leaning in favor of winning votes.
The most common measures of defeat strength for a pairwise winner W over a pairwise loser L include:
====== Approval opposition ======
'''Approval opposition''' or '''AO''' is a measure of defeat strength for [[Condorcet method|Condorcet methods]]. It is equivalent to using [[Cardinal pairwise|approval-weighted pairwise]].
See [[Techniques of method design#Defeats and defeat strength]] for more information.
[[Category:Voting theory metrics]]
[[Category:Condorcet-related concepts]]
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