Jin, Yuan, Mark Carman, Dongwoo Kim, and Lexing Xie. 2017. “Leveraging Side Information to Improve Label Quality Control in Crowd-Sourcing”. Proceedings of the AAAI Conference on Human Computation and Crowdsourcing 5 (1):79-88. https://doi.org/10.1609/hcomp.v5i1.13315.