Salisbury, Elliot, Ece Kamar, and Meredith Morris. 2017. “Toward Scalable Social Alt Text: Conversational Crowdsourcing As a Tool for Refining Vision-to-Language Technology for the Blind”. Proceedings of the AAAI Conference on Human Computation and Crowdsourcing 5 (1):147-56. https://doi.org/10.1609/hcomp.v5i1.13301.