Ranked pairs

Condorcet methods Positional voting Cardinal voting Quota-remainder methods Approval-based committees Fractional social choice Semi-proportional representation By ballot type Pathological response Strategic voting Paradoxes of majority rule Positive results Ranked Pairs (RP), also known as the Tideman method, is a tournament-style system of ranked voting first proposed by Nicolaus Tideman in 1987.

The lack of cycles means that candidates can be ranked directly based on the matchups that have been left behind.

First, list every pair, and determine the winner: The votes are then sorted.

Every "lock in" would add another arrow to the graph showing the relationship between the candidates.

However, the method adheres to a less strict property, sometimes called independence of Smith-dominated alternatives (ISDA).

The following table compares ranked pairs with other single-winner election methods: type