Hideaki Imamura

Analysis of Minimax Error Rate for Crowdsourcing and Its Application to Worker Clustering Model

While crowdsourcing has become an important means to label data, there is great interest in estimating the ground truth from unreliable labels produced by crowdworkers. The Dawid and Skene (DS) model is one of the most well-known models in the study of crowdsourcing. Despite its practical popularity…