Crowdsourced Truth Discovery in the Presence of Hierarchies for Knowledge Fusion

We appreciate the reviewers for providing their insightful comments. This research was supported by Next-Generation Information Computing Development Program through the National Research Foundation of Korea(NRF) funded by the Ministry of Science, ICT (NRF-2017M3C4A7063570). This research was also supported by Basic Science Research Program through the National Research Foundation of Korea(NRF) funded by the Ministry of Education(NRF-2016R1D1A1A02937186).