Research to improve the quality of meetings by using a portable device to measure and provide feedback on individual behavior in meetings of multiple people (device created by) Meeting Mediator: Enhancing Group Collaboration using Sociometric Feedback(PDF)
If only one person is speaking, the circle gets closer to that person or the line gets thicker.
Kim, T., Chang, A., Holland, L. and Pentland, A.S., 2008, November. Meeting mediator: enhancing group collaborationusing sociometric feedback. In Proceedings of the 2008 ACM conference on Computer supported cooperative work (pp. 457-466).
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