[EM] Venzke's election simulations

Warren Smith warren.wds at gmail.com
Tue Jun 8 21:49:23 PDT 2010


>Forest Simmons:
>Suppose that the "candidates" (i.e.alternatives) are possible locations for a building, >and that the
>inconvenience of each alternative for each voter is proportional to the distance from >that voter's residence
>to the location, or simply the time it takes to get there.  The taxicab distance would be >a natural metric
>in this situation, but I don't see utility = 1/(1 + distance^2).

--I did not say  1/(1+dist^2)   I said   utility=1/squareroot(1+distance^2).

>Forest:
>If I were a voter in this situation, my sincere rating for an alternative at distance x
>would be
>    r=(D-x)/(D-d),
>where D and d, respectively, are the distances to the respective alternatives furthest >and nearest to me.

--We are not speaking about sincere normalized ratings. We are
speaking of utilities, which definitely are NOT to be normalized in
this sort of fashion!   Doing so would
(a) be nuts for the purpose of getting reasonable bayesian regret values
and also (b) would artificially cause normalized range voting to be a
"perfect" voting method.


-- 
Warren D. Smith
http://RangeVoting.org  <-- add your endorsement (by clicking
"endorse" as 1st step)
and
math.temple.edu/~wds/homepage/works.html



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