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Scoring Workers in Crowdsourcing: How Many Control Questions are Enough?
Published on Nov 07, 20141736 Views
We study the problem of estimating continuous quantities, such as prices, probabilities, and point spreads, using a crowdsourcing approach. A challenging aspect of combining the crowd's answers is tha
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Chapter list
Scoring Works in Crowdsourcing: How Many Control Questions are Enough?00:00
Biases and Uncertainties in Workers00:30
Question: How many control items to use?01:29
Theoretical & Empirical Result02:59