Analysis of Minimax Error Rate for Crowdsourcing and Its Application to Worker Clustering Model. - Hideaki Imamura; Issei Sato; Masashi Sugiyama (ICML, 2018)

Time-varying Gaussian Process Bandit Optimization with Non-constant Evaluation Time. - Hideaki Imamura; Nontawat Charoenphakdee; Futoshi Futami; Issei Sato; Junya Honda; Masashi Sugiyama (CoRR, 2020)