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• Chorus: A Crowd-Powered Conversational Assistant

  Walter S. Lasecki, Rachel Wesley, Jeffrey Nichols, Anand Kulkarni, James F. Allen, Jeffrey P. Bigham · 2013 · UIST '13: Proceedings of the 26th Annual ACM Symposium on User Interface Software and Technology

  This paper presents Chorus, a crowd-powered conversational assistant that enables users to hold natural, continuous conversations with what appears to be a single partner, but is actually backed by multiple crowd workers operating in real-time. The system addresses a fundamental…

  crowdsourcing · conversational assistants · human computation · dialog systems · real-time systems

• Using Real-time Feedback to Improve Visual Question Answering

  Yu Zhong, Phyo Thiha, Grant He, Walter Lasecki, Jeffrey Bigham · 2012 · CHI EA '12: CHI '12 Extended Abstracts on Human Factors in Computing Systems

  This work-in-progress paper introduces Legion:View, a system that extends the VizWiz model of crowd-powered visual question answering by adding a real-time feedback loop between blind users and crowd workers. The original VizWiz allowed blind users to take a still photograph,…

  visual question answering · crowdsourcing · blind users · real-time systems · assistive technology

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