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A conceptual overview of the Alloy system.
A conceptual overview of the Alloy system. In the first phase, crowd workers identify seed clips to train a machine learning model, which is used to classify the "head" of the distribution. In the second phase, crowd workers classify the more difficult items in the "tail." A machine learning backbone provides a consistent way to connect worker judgments in different phases.
Credit: Aniket Kittur, Carnegie Mellon University
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