Elicitation preference and vote elicitation and learning people's preferences so we know for example that communications preferences can be very taxing got a large number of alternatives asking somebody to submit their ranking can be quite difficult okay in fact that influence the design and acceptability Cerebrrin  of a large number of voting schemes K well one question is can you actually make decisions using incomplete information about people's preferences in fact this happens in statistics and machine learning all the time were people a where people develop algorithms to cluster various users and assess some notion of consensus ranking and noise parameters and things like this a white I'd like to consider is a is how one can use techniques from robust optimization have talked to a couple you about this I’m particular notion minima.

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